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INA143UA/2K5 Linear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers by Texas Instruments

INA143UA/2K5 is a Linear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers from Texas Instruments in 8SOIC packaging. It is commonly reviewed for IC OPAMP DIFF 150KHZ 8SOIC. This page lists current TrustCompo stock, tier pricing, package data, datasheet access, compliance attributes, Hong Kong warehouse shipping options, payment confirmation, and RFQ options for buyers verifying this exact ordering code.

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INA143UA/2K5 Linear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers by Texas Instruments | TrustCompo
Pictures are for reference only. Please contact us for the latest pictures.
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Key specifications

Part Number

INA143UA/2K5

Internal code

TCE000032832

Package

8SOIC

Manufacturer
Texas Instruments

Key specifications

Series

-

Min Quantity

1

Description

IC OPAMP DIFF 150KHZ 8SOIC

key Attributes

-

Trust signals

Quality and trust signals

Review TrustCompo quality credentials, traceability support, anti-counterfeit handling, and inspection controls before sending an RFQ.

4 certifications
  • ISO 9001

    Quality management processes for more consistent sourcing and handling.

  • AS9120B

    Aerospace-focused distribution controls for traceability and reliability.

  • ISO 14001

    Environmental management discipline across warehouse and operating workflows.

  • ESD Control

    Electrostatic handling standards to help protect sensitive components.

RFQ checklist

Order process

Confirm the core buying details for INA143UA/2K5 before RFQ, PO release, and shipment planning.

  1. 1

    Confirm MPN

    Use the exact part number, manufacturer, package, and approval constraints in the RFQ.

  2. 2

    Check stock and price

    Verify live availability, MOQ, lead time, final unit price, and tax terms before PO release.

  3. 3

    Align documents

    Confirm datasheet, CoC, traceability, lifecycle notes, and inspection scope when required.

  4. 4

    Arrange shipment

    Release the PO and align DHL, FedEx, UPS, or buyer forwarder shipment from Hong Kong.

Before PO release

Part confirmation

  • Exact MPN confirmed: INA143UA/2K5
  • Package to verify: 8SOIC

Commercial confirmation

  • Live stock and lead time confirmed by RFQ
  • Final price and tax terms confirmed before PO release

Fulfillment & documents

  • Ship-from location: Hong Kong warehouse
  • Shipping method: DHL, FedEx, UPS, or buyer forwarder account

Product overview

Product overview

Review the sourcing context for INA143UA/2K5 from Texas Instruments, including product identity, application fit, package notes, and purchasing considerations.

The INA143UA/2K5 is a precision instrumentation amplifier manufactured by Texas Instruments, designed for high-performance applications requiring accurate signal amplification. This device is particularly well-suited for low-level signal processing, such as sensor signal conditioning, medical instrumentation, and data acquisition systems.

Key Features:

  1. Architecture: The INA143 is a three-op-amp instrumentation amplifier, which provides high input impedance and excellent common-mode rejection ratio (CMRR). This architecture minimizes the loading effect on the input signal source, making it ideal for interfacing with high-impedance sensors.
  2. Gain Configuration: The gain of the INA143 can be set using external resistors, allowing for flexibility in applications. The gain can be adjusted from 1 to 1000, making it versatile for various signal levels.
  3. Input Voltage Range: The amplifier supports a wide input voltage range, which is crucial for applications where the input signal may vary significantly. It can handle both single-ended and differential input signals.
  4. Low Noise: The INA143 is designed to provide low noise performance, which is essential for applications that require high precision and accuracy. This feature ensures that the amplified output closely represents the original input signal without significant distortion.
  5. Supply Voltage: The device operates over a wide supply voltage range, typically from ±2.5V to ±18V, allowing it to be used in various power supply configurations.
  6. Temperature Stability: The INA143 exhibits good temperature stability, ensuring consistent performance across a range of operating temperatures. This is particularly important in applications where environmental conditions may vary.
  7. Package Type: The INA143UA/2K5 is available in a standard 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for space-constrained designs.
  8. Applications: Common applications for the INA143 include medical devices (such as ECG and EEG monitors), industrial process controls, strain gauge amplifiers, and any application requiring precise measurement of small signals in the presence of noise.

Performance Specifications:

  • Input Impedance: Very high, typically in the megaohm range, which helps in minimizing the loading effect on the source.
  • Common-Mode Rejection Ratio (CMRR): High CMRR, typically greater than 100 dB, ensuring that common-mode signals do not affect the output.
  • Power Supply Rejection Ratio (PSRR): Excellent PSRR, which helps maintain performance despite variations in supply voltage.

In summary, the INA143UA/2K5 from Texas Instruments is a robust and versatile instrumentation amplifier that excels in precision applications, offering high input impedance, low noise, and flexible gain settings, making it a preferred choice for engineers and designers in various fields.

Technical parameters

Parameters

Compare grouped INA143UA/2K5 parameters from Texas Instruments, including package, series, key attributes, and technical values used for engineering and sourcing review.

  • Product Parameter

    Negative Supply Voltage (Nominal)

    -5V

  • Product Parameter

    Terminal Finish

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Product Parameter

    Supply Voltage (Single/Dual)

    4.5V~36V ±2.25V~18V

  • Product Parameter

    Input Offset Voltage

    100μV

  • Product Parameter

    Dual Supply Voltage

    15V

  • Product Parameter

    Low Offset Voltage

    YES

INA143UA/2K5 Product Parameter
ParameterValue
Negative Supply Voltage (Nominal)

Specifies the nominal negative supply voltage required for proper operation of the component. Compare this value with your power design to ensure compatibility. Always verify against the datasheet for absolute maximum ratings and tolerances.

-5V
Terminal Finish

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Nickel/Palladium/Gold (Ni/Pd/Au)
Supply Voltage (Single/Dual)

Specifies the allowable supply voltage range for single or dual supply operation. Critical for ensuring the device operates within its rated limits. Verify against the datasheet for absolute maximum ratings and recommended operating conditions.

4.5V~36V ±2.25V~18V
Input Offset Voltage

DC voltage difference between the inverting and non-inverting inputs required to make the output zero. This parameter affects precision and DC accuracy. Compare it when designing amplifiers for sensor or measurement applications. Verify the maximum value over temperature in the datasheet.

100μV
Dual Supply Voltage

Check if the component needs both positive and negative supply rails. This affects power design and compatibility with your system. Verify the required voltages and tolerances in the datasheet before selecting the part.

15V
Low Offset Voltage

Indicates the amplifier's input offset voltage is minimized, reducing DC error in precision circuits. Compare this parameter when designing sensor interfaces or instrumentation amplifiers. Verify the specified value against the datasheet for your operating temperature range.

YES
Frequency Compensation Method

Technique used to ensure amplifier stability and prevent oscillation. Common methods include internal or external compensation. Choose the right method for your gain configuration and bandwidth needs. Verify stability in your circuit with the recommended compensation network from the datasheet.

YES
Micropower

Indicates the component is optimized for extremely low power consumption, often in microampere range. Ideal for battery-powered and energy-harvesting devices. Verify quiescent current and supply voltage range in the datasheet to ensure they meet your system's power budget.

NO
Programmable Power

Indicates whether the power supply or converter can be configured via digital interfaces like I2C, PMBus, or SMBus. Useful for dynamic voltage scaling and system optimization. Check supported protocols and programming range in the datasheet.

NO
Number Of Elements

Indicates how many independent functional sections are integrated into a single component package. This matters when comparing multi-channel devices or resistor networks. Always verify the exact element count against the datasheet to ensure it matches your circuit design requirements.

1
Power

Specifies the power rating of the component, either maximum dissipation for passive or active devices, or output power capability for power modules and supplies. Compare this value with your system's power requirements and verify it against the datasheet's thermal conditions.

NO
Amplifier Type

Specifies the amplifier topology or functional class, such as operational, instrumentation, or differential. This determines circuit behavior, gain characteristics, and suitable applications. Verify the exact type against the datasheet to ensure compatibility with your design requirements.

Differential
Voltage Gain-Nom

Nominal voltage gain of an amplifier, expressed as a ratio or in decibels. Compare this parameter when selecting amplifiers for signal conditioning or audio applications. Verify the test conditions in the datasheet, as gain may vary with frequency, load, and supply voltage.

10
Voltage Gain

Voltage gain indicates how much an amplifier increases signal voltage. Compare this parameter when selecting op-amps or audio amplifiers. Verify the specified gain against your circuit requirements and the datasheet's test conditions, as gain can vary with frequency and load.

20dB
Output Current Per Channel

Specifies the maximum continuous current each output channel can deliver. Compare this with your load requirements and derating curves. Verify against the datasheet for thermal limits and safe operating area.

32mA
Supply Current

Specifies the current drawn by the component from its power supply under defined operating conditions. Compare this value across similar parts to estimate power consumption and thermal load. Always verify against the datasheet for your specific supply voltage and load.

950μA
INA143UA/2K5 Export Classifications & Environmental
ParameterValue
RoHS Status

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

ROHS3 Compliant
JESD-609 Code

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

e4
Moisture Sensitivity Level (MSL)

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

3 (168 Hours)
HTSUS

Harmonized Tariff Schedule of the United States code for customs classification. Essential for import/export documentation and duty calculation. Verify the correct code with a trade specialist to avoid customs delays.

8542.33.0001
ECCN Code

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

EAR99
INA143UA/2K5 Product Attribute
ParameterValue
Part Status

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Active
REACH Status

Shows whether the component complies with the EU REACH regulation. Essential for legal market access in Europe. Check the manufacturer's latest statement to confirm that no substances of very high concern are present above the threshold.

REACH Unaffected
ECCN

Export Control Classification Number assigned by the U.S. government. Determines whether the component requires an export license. Essential for international trade compliance. Verify the ECCN with the manufacturer or supplier before shipping to avoid legal issues.

EAR99
Lead Free

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Lead Free
Lifecycle Status

Current stage in the product's lifecycle, such as Active, Obsolete, or End of Life. This indicates availability and long-term supply risk. Check this before designing in a part to ensure it will be available for your product's production lifetime.

ACTIVE (Last Updated: 2 days ago)
Mounting Type

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Surface Mount
Factory Lead Time

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

6 Weeks
Packaging

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Tape & Reel (TR)
Operating Temperature

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

-40°C~85°C
Categories

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Integrated Circuits (ICs)
Terminal Position

Position of the terminals on the package, such as dual-in-line, gull-wing, or J-lead. This affects PCB layout, soldering, and thermal performance. Engineers must ensure the terminal position matches the footprint and assembly capabilities of their manufacturing line.

DUAL
Peak Reflow Temperature (Cel)

Maximum temperature during reflow soldering that the component can withstand. This is critical for solder joint reliability and preventing damage. Verify that the peak reflow temperature is compatible with your soldering profile and the component's moisture sensitivity level.

260
Terminal Form

Describes the physical configuration of the component's leads or pads, such as through-hole, surface mount, or gull-wing. This affects PCB layout, soldering process, and mechanical fit. Confirm compatibility with your assembly method and footprint.

GULL WING
Supply Voltage

Specifies the nominal operating voltage that must be applied to the component for proper function. Verify this value against your system's power rail and the datasheet's absolute maximum ratings to ensure reliable operation and avoid damage.

5V
Qualification Status

Shows if the component meets a specific industry standard or reliability level. Buyers should verify this against the datasheet to ensure the part is suitable for their application's environmental and performance requirements.

Not Qualified
Manufacturer

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

Texas
Width

Physical width of the component body, typically in millimeters. Essential for PCB footprint design and mechanical fit. Verify against the datasheet to ensure proper clearance and compatibility with your board layout and enclosure.

3.91mm
Height

Physical height of the component, measured from the mounting surface to the topmost point. This dimension is critical for clearance in compact assemblies and for ensuring proper fit within enclosures. Always verify against the datasheet for tolerance and mounting considerations.

1.75mm
Package / Case

Physical package or case type of the component, defining its dimensions, mounting style, and thermal characteristics. Common types include SMD, through-hole, BGA, and QFN. Choose the package that fits your PCB layout and assembly process. Verify the exact package code in the datasheet for footprint compatibility.

8-SOIC (0.154, 3.90mm Width)
Subcategory

A more specific classification within the main product category, such as 'Ceramic Capacitor' under 'Capacitors'. This helps narrow down search results and compare similar components. Use it to filter products with similar characteristics and intended applications.

Operational Amplifier
Sub-Categories

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Packing Method

Specifies the packaging format for delivery, such as tube, reel, tray, or tape and reel. This affects handling, storage, and assembly processes. Verify the packing method against your production requirements and the datasheet to ensure compatibility with your pick-and-place equipment.

TR
Architecture

Internal design or topology of the component, such as the arrangement of internal circuits or blocks. This affects performance, power consumption, and functionality. Engineers compare architectures to match application requirements and verify compatibility with the datasheet.

VOLTAGE-FEEDBACK
Weight

Specifies the physical weight of the electronic component, important for logistics, shipping cost, and mechanical design. Verify the exact weight in the datasheet or packaging information, as it may vary with packaging type and quantity.

75.891673mg
Slew Rate

Slew rate indicates how fast an amplifier's output voltage can change. It affects signal fidelity in high-frequency applications. Compare values when selecting op-amps or drivers, and verify against the datasheet's typical test conditions.

5V/μs
Number Of Functions

Specifies the count of independent functions or channels integrated into a single component package. This helps engineers determine if the part can handle multiple signal paths or operations simultaneously. Verify against the datasheet to ensure the device meets your circuit's functional requirements.

1
Surface Mount

Mounting type: surface mount or through-hole. Surface mount components are placed directly on the PCB, saving space and enabling automated assembly. Through-hole components offer stronger mechanical bonds. Verify the mounting style matches your PCB design and assembly process.

YES
Pb-Free Code

Indicates whether the component is lead-free per RoHS or other directives. Buyers use this to verify environmental compliance and avoid restricted substances. Always confirm with the datasheet or certificate of compliance.

yes
Technology

Manufacturing technology or process used for the component, such as thin film, thick film, or semiconductor process. Affects performance, stability, and cost. Confirm the technology matches your application requirements and environmental conditions.

BIPOLAR
Number Of Pins

Total number of pins or contacts on the component. This determines the footprint and mating connector requirements. Always match the pin count to your PCB layout and connector specification to ensure proper electrical and mechanical connection.

8
Number Of Terminations

Indicates the total number of electrical connection points on the component, such as pins or pads. This is critical for PCB footprint design and assembly. Verify it matches the package specification to ensure proper soldering and connectivity.

8
Pin Count

Total number of pins or terminals on the component package. Essential for footprint design, PCB layout, and connector mating. Verify against the datasheet to ensure compatibility with your board and assembly process.

8
Thickness

Thickness of the component, a critical dimension for PCB clearance, enclosure fit, and thermal performance. This measurement is especially important for capacitors, inductors, and connectors. Ensure the thickness meets your design constraints and does not interfere with adjacent components. Check the datasheet for tolerance and recommended mounting height.

1.58mm
Length

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

4.9mm
Reflow Temperature-Max (S)

Maximum time the component can be exposed to the peak reflow temperature during soldering. Exceeding this duration may cause damage or degrade reliability. Ensure your soldering profile stays within this limit and check the datasheet for exact conditions.

NOT SPECIFIED
Input Offset Voltage (Vos)

The DC voltage difference between the two input terminals of an operational amplifier or comparator. It indicates how closely the device matches ideal behavior. Compare this value across devices to ensure precision in your circuit design, and verify it against the datasheet for your operating conditions.

750μV
Common Mode Rejection Ratio

Indicates how effectively an operational amplifier or differential amplifier suppresses signals common to both inputs. Higher values mean better rejection of noise and interference. Compare this parameter across devices when designing precision analog circuits, and verify it against the datasheet for your operating conditions.

80 dB
Nominal Supply Current

Typical current drawn from the supply under nominal operating conditions. Compare this value across similar components to estimate power consumption and thermal behavior. Always verify against the datasheet for your specific voltage and load conditions.

1.2mA
Quiescent Current

Quiescent current is the current drawn by the device when it is in standby or no-load condition. It affects battery life in portable applications. Compare this value across similar components to ensure low power consumption. Always verify against the datasheet for your specific operating conditions.

950μA
Base Part Number

Identifies the core product family without package, grade, or option suffixes. Use this to compare equivalent components across manufacturers and to locate the primary datasheet. Verify the full ordering code against the manufacturer's specification before design-in.

INA143
Manufacturer'S Part No.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

INA143UA/2K5
Min Input Voltage

Minimum voltage required at the input for the component to operate correctly. Below this level, the device may not function or may produce incorrect outputs. Verify that your power supply provides at least this voltage under all load conditions.

1.65V
-3dB Bandwidth

Indicates the frequency range where the component's gain or response remains within 3 dB of its nominal value. Engineers compare this to ensure signal fidelity in amplifiers, filters, and communication circuits. Verify against the datasheet for your operating frequency.

0.15MHz
Bandwidth

Indicates the frequency range over which the component operates effectively. Compare bandwidth when selecting amplifiers, filters, or data converters. Verify the specified bandwidth against your signal frequency requirements and the datasheet's test conditions to ensure optimal performance.

150 kHz
Max Input Voltage

Maximum voltage that can be applied to the input without causing damage or malfunction. Exceeding this limit may lead to breakdown or reduced reliability. Always compare with your supply voltage and check the datasheet for absolute maximum ratings.

-1.65V
Resistance

Electrical resistance value in ohms, defining opposition to current flow. Critical for current limiting, voltage division, and signal conditioning. Always check tolerance and power rating in the datasheet for reliable circuit operation.

55kOhm
Gain Bandwidth Product

Indicates the frequency at which the open-loop gain of an amplifier drops to unity. Compare this value when selecting op-amps or RF amplifiers for bandwidth-critical applications. Verify against the datasheet's typical performance curves to ensure adequate gain at your operating frequency.

150 kHz

Notice documents

PCN / product notice documents

0 documents

No public PCN / PDN records currently displayed

No public product notice document is currently displayed for INA143UA/2K5. Confirm PCN, PDN, EOL, date code, and lifecycle status during RFQ before production purchase.

Common questions

Product FAQ

Targeted answers for buyers verifying the exact INA143UA/2K5 ordering code, packaging, stock, datasheet, and replacement path.

What does INA143UA/2K5 mean?

INA143UA/2K5 is the exact ordering code listed for a Linear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers component from Texas Instruments. The current package reference is 8SOIC, with listed context including IC OPAMP DIFF 150KHZ 8SOIC. Buyers should use the full code when requesting stock, price, datasheet, or compliance confirmation.

How should buyers verify the INA143UA/2K5 ordering code?

Treat INA143UA/2K5 as the full ordering code during RFQ and engineering review. Confirm the listed 8SOIC package, manufacturer documentation from Texas Instruments, datasheet ordering table, reel or packing details, and any customer approval constraints before substitution or PO release.

What package is INA143UA/2K5 supplied in?

INA143UA/2K5 is currently listed with package reference 8SOIC from Texas Instruments. Buyers should confirm the manufacturer package drawing, footprint, pinout, tape-and-reel details, and receiving requirements before approval.

Is INA143UA/2K5 currently available?

INA143UA/2K5 is currently marked with stock availability on this page. Before ordering, confirm the package (8SOIC), listed stock (149454), available quantity (15936), required quantity, lead time, final price, compliance needs, and exact ordering code match through RFQ.

Where can I compare INA143UA/2K5 alternatives?

A mapped alternative list is not currently published for INA143UA/2K5. Send an RFQ with the target quantity, package constraints, and approval requirements so TrustCompo can help review credible replacement options.