KA431SMFTF PMIC - Voltage Reference by ON Semiconductor
KA431SMFTF is a PMIC - Voltage Reference from ON Semiconductor in SOT- packaging. It is commonly reviewed for IC VREF SHUNT ADJ SOT-23F. 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.
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 KA431SMFTF before RFQ, PO release, and shipment planning.
1
Confirm MPN
Use the exact part number, manufacturer, package, and approval constraints in the RFQ.
2
Check stock and price
Verify live availability, MOQ, lead time, final unit price, and tax terms before PO release.
3
Align documents
Confirm datasheet, CoC, traceability, lifecycle notes, and inspection scope when required.
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: KA431SMFTF
Package to verify: SOT-
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 KA431SMFTF from ON Semiconductor, including product identity, application fit, package notes, and purchasing considerations.
Description The KA431S / KA431SA / KA431SL are three-terminal adjustable regulator series with a guaranteed thermal stability over applicable temperature ranges. The output voltage can be set to any value between VREF(approximately 2.5 V) and 36 V with two external resistors. These devices have a typical dynamic output impedance of 0.2 Ω. Active output circuitry provides a sharp turn on characteristic, making these devices excellent replacement for Zener diodes in many applications. Features • Programmable Output Voltage to 36 V • Low Dynamic Output Impedance 0.2 Ω(Typical) • Sink Current Capability: 1.0 to 100 mA • Equivalent Full-Range Temperature Coefficient of 50 ppm/°C (Typical) • Temperature Compensated for Operation Over Full Rated Operating Temperature Range • Low Output Noise Voltage • Fast Turn-on Response
Technical parameters
Parameters
Compare grouped KA431SMFTF parameters from ON Semiconductor, including package, series, key attributes, and technical values used for engineering and sourcing review.
Product Parameter
Terminal Finish
Tin (Sn)
Product Parameter
Number Of Channels
1
Product Parameter
Accuracy
2 %
Product Parameter
Analog IC - Other Type
TWO TERMINAL VOLTAGE REFERENCE
Export Classifications & Environmental
JESD-609 Code
e3
Export Classifications & Environmental
Moisture Sensitivity Level (MSL)
1 (Unlimited)
KA431SMFTF Product Parameter
Parameter
Value
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.
Tin (Sn)
Number Of Channels
Specifies how many independent signal paths or outputs the component provides. Compare this value with your circuit requirements to ensure each channel can be used separately. Verify the channel configuration in the datasheet, as some devices may share pins or have internal connections.
1
Accuracy
Indicates how closely the component's output matches its specified value, critical for sensors, ADCs, and voltage references. Higher accuracy reduces measurement error. Always compare with the datasheet's accuracy specifications for your application.
2 %
Analog IC - Other Type
Select this category when the analog integrated circuit does not fit standard classifications like op-amps, comparators, or regulators. Verify the exact function and pinout in the datasheet to ensure compatibility with your circuit design and performance requirements.
TWO TERMINAL VOLTAGE REFERENCE
KA431SMFTF Export Classifications & Environmental
Parameter
Value
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.
e3
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.
1 (Unlimited)
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
REACH SVHC
Indicates whether the product contains substances of very high concern as per the REACH regulation. Buyers should verify this for compliance with EU environmental standards, especially when exporting to Europe. Check the manufacturer's declaration or datasheet for accurate SVHC status.
No SVHC
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.
8542.39.0001
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
KA431SMFTF Product Attribute
Parameter
Value
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
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: 1 day ago)
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
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)
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
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
Published
Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.
2013
Max Junction Temperature (Tj)
Specifies the highest temperature the semiconductor junction can sustain without damage or degradation. Compare this limit with your operating conditions and thermal management to ensure reliable performance. Verify against the datasheet for derating curves and long-term reliability.
150°C
Terminal Pitch
Terminal pitch is the center-to-center distance between adjacent leads or pads on a component. It determines PCB layout compatibility and soldering feasibility. Verify against the datasheet to ensure your footprint matches the component's actual lead spacing.
0.95mm
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.
ON Semiconductor
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.
-25°C~85°C TA
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.
1.7mm
Output Type
Specifies the electrical form of the output signal, such as digital, analog, or open collector. This determines how the component interfaces with your circuit. Verify the output type against your system requirements and the datasheet to ensure proper signal compatibility and avoid logic level mismatches.
Adjustable
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
Radiation Hardening
Indicates if the component is designed to withstand ionizing radiation in space, nuclear, or high-energy physics applications. Compare radiation-tolerant vs. radiation-hardened parts for mission-critical designs. Verify the total ionizing dose (TID) and single-event effect (SEE) ratings in the datasheet.
No
Mounting Type
Specifies how the component attaches to the PCB or assembly, such as surface mount, through-hole, or chassis mount. This affects soldering process, mechanical stability, and thermal performance. Verify compatibility with your board layout and assembly capabilities.
Surface Mount
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.
3
Number Of Outputs
Specifies how many independent output channels the component provides. Compare this when selecting power supplies, drivers, or modules to ensure the device can drive all required loads. Always verify against the datasheet for exact output configuration.
1
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.
3mm
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.
1mm
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.
3
Ambient Temperature Range High
Defines the upper limit of ambient temperature for reliable operation without thermal damage or performance degradation. Ensure your system's cooling keeps the component below this threshold. Check the datasheet for derating curves and thermal resistance values.
85°C
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.
2.5V
Max Output Voltage
Specifies the highest voltage the device can deliver at its output under specified conditions. Compare this limit with your application's supply and load requirements to ensure safe operation and avoid overvoltage damage.
36V
Max Power Dissipation
Maximum power the component can safely dissipate as heat without damage. Exceeding this may cause failure. Check datasheet for thermal resistance and derating curves under your operating conditions.
350mW
Max Output Current
Specifies the highest continuous current the device can supply at its output without exceeding thermal or electrical limits. Compare this value with your load requirements and derating curves. Always verify against the datasheet for your operating conditions.
100mA
Trim/Adjustable Output
Indicates whether the output voltage or current can be trimmed or adjusted externally. Useful for power modules and regulators where fine-tuning is needed. Check the datasheet for trim range and method.
YES
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.
1.5μA
Reference Voltage
Specifies the stable voltage output used as a benchmark for the component's operation. Compare this value when selecting voltage references or regulators. Always verify against the datasheet for accuracy and temperature stability.
36V
Output Voltage
Specifies the regulated voltage level available at the output pin under specified load and input conditions. Compare this value with your circuit requirements and verify against the datasheet's tolerance and temperature derating.
36V
Tolerance
Allowed deviation from the nominal value, expressed as a percentage. Determines precision of resistors, capacitors, and inductors. Choose tighter tolerance for precision circuits, but verify actual performance in the datasheet.
±2%
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.
Voltage References
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.
PMIC - Voltage Reference
Reference Type
Describes the internal or external voltage reference architecture, such as bandgap, shunt, or series. This affects temperature stability and initial accuracy. Choose a reference type that meets your precision and drift requirements for the application.
Shunt
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.
37V
Current - Cathode
Current flowing through the cathode terminal of a diode, thyristor, or similar device. This parameter is critical for biasing and safe operation. Verify the maximum rating in the datasheet to prevent damage from overcurrent conditions.
1mA
Temperature Coefficient
Indicates how much a key parameter, such as voltage or resistance, changes per degree Celsius. Lower values mean better stability across temperature. Verify this against your operating temperature range to ensure consistent performance in your environment.
50ppm/°C Typical
Minimum Supply Voltage
Specifies the lowest DC input voltage at which the component reliably operates. Compare this value with your system's power rail tolerances and the device's recommended operating conditions to ensure stable performance across all load and temperature ranges.
2.45V
Max Supply Voltage
Indicates the highest DC or AC voltage that can be safely applied to the power supply pin without risking damage or malfunction. Verify this limit against the datasheet before designing your circuit to ensure reliable operation under all conditions.
2.55V
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.
48.8mg
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.
SOT-23-3 Flat Leads
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.
KA431SMFTF
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.
KA431
Datasheet preview
Datasheet PDF viewer
Preview the KA431SMFTF datasheet from ON Semiconductor to check package, electrical characteristics, application notes, and document evidence before RFQ.
No public product notice document is currently displayed for KA431SMFTF. Confirm PCN, PDN, EOL, date code, and lifecycle status during RFQ before production purchase.
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Targeted answers for buyers verifying the exact KA431SMFTF ordering code, packaging, stock, datasheet, and replacement path.
What does KA431SMFTF mean?
KA431SMFTF is the exact ordering code listed for a PMIC - Voltage Reference component from ON Semiconductor. The current package reference is SOT-, with listed context including IC VREF SHUNT ADJ SOT-23F. Buyers should use the full code when requesting stock, price, datasheet, or compliance confirmation.
How should buyers verify the KA431SMFTF ordering code?
Treat KA431SMFTF as the full ordering code during RFQ and engineering review. Confirm the listed SOT- package, manufacturer documentation from ON Semiconductor, datasheet ordering table, reel or packing details, and any customer approval constraints before substitution or PO release.
What package is KA431SMFTF supplied in?
KA431SMFTF is currently listed with package reference SOT- from ON Semiconductor. Buyers should confirm the manufacturer package drawing, footprint, pinout, tape-and-reel details, and receiving requirements before approval.
Is KA431SMFTF currently available?
KA431SMFTF is currently marked with stock availability on this page. Before ordering, confirm the package (SOT-), listed stock (58869), available quantity (76555), required quantity, lead time, final price, compliance needs, and exact ordering code match through RFQ.
Where can I compare KA431SMFTF alternatives?
A mapped alternative list is not currently published for KA431SMFTF. Send an RFQ with the target quantity, package constraints, and approval requirements so TrustCompo can help review credible replacement options.