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FAN2103EMPX PMIC - Voltage Regulators - DC DC Switching Regulators by ON Semiconductor

FAN2103EMPX is a PMIC - Voltage Regulators - DC DC Switching Regulators from ON Semiconductor in manufacturer-listed packaging. It is commonly reviewed for IC REG BUCK ADJ 3A SYNC 25MLP. 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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FAN2103EMPX PMIC - Voltage Regulators - DC DC Switching Regulators by ON Semiconductor | TrustCompo
Pictures are for reference only. Please contact us for the latest pictures.
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Key specifications

Part Number

FAN2103EMPX

Internal code

TCE000106923

Package

-

Manufacturer
ON Semiconductor

Key specifications

Series

TinyBuck®

Min Quantity

1

Description

IC REG BUCK ADJ 3A SYNC 25MLP

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 FAN2103EMPX 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: FAN2103EMPX
  • Package to verify: -

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 FAN2103EMPX from ON Semiconductor, including product identity, application fit, package notes, and purchasing considerations.

DescriptionDesigned for use in battery-powered applications, the FAN2001/FAN2002 is a high-efficiency, low-noise synchronous PWM current mode and Pulse Skip (Power Save) mode DC-DC converter. It can provide up to 1A of output current over a wide input range from 2.5V to 5.5V.
The output voltage can be externally adjusted over a wide range of 0.8V to 5.5V by means of an external voltage divider.
Features
• 96% Efficiency, Synchronous Operation
• Adjustable Output Voltage Options from 0.8V to VIN
• 2.5V to 5.5V Input Voltage Range
• Up to 1A Output Current
• Fixed Frequency 1.3MHz PWM Operation
• High Efficiency Power Save Mode
• 100% Duty Cycle Low Dropout Operation
• Soft Start
• Output Over-Voltage Protection
• Dynamic Output Voltage Positioning
• 25µA Quiescent Current

Thermal Shutdown and Short Circuit Protection
• Pb-Free 3x3mm 6-Lead MLP PackageApplications
• Pocket PCs, PDAs
• Cell Phones
• Battery-Powered Portable Devices
• Digital Cameras
• Hard Disk Drives
• Set-Top-Boxes
• Point-of-Load Power
• Notebook Computers
• Communications Equipment

Technical parameters

Parameters

Compare grouped FAN2103EMPX parameters from ON Semiconductor, including package, series, key attributes, and technical values used for engineering and sourcing review.

  • Export Classifications & Environmental

    Moisture Sensitivity Level (MSL)

    1 (Unlimited)

  • Export Classifications & Environmental

    RoHS Status

    ROHS3 Compliant

  • Export Classifications & Environmental

    REACH SVHC

    No SVHC

  • Export Classifications & Environmental

    JESD-609 Code

    e4

  • Export Classifications & Environmental

    HTSUS

    8542.39.0001

  • Export Classifications & Environmental

    ECCN Code

    EAR99

FAN2103EMPX Export Classifications & Environmental
ParameterValue
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
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
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
FAN2103EMPX Package Parameter
ParameterValue
Height Seated (Max)

Maximum vertical dimension from the seating plane to the top of the component body. Critical for PCB clearance and enclosure fit. Verify against the datasheet when designing mechanical constraints or checking compatibility with mating parts.

0.8mm
FAN2103EMPX Product Parameter
ParameterValue
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)
Output Configuration

Specifies the topology of the output stage, such as push-pull, open collector, or half-bridge. This determines how the device drives loads and interfaces with external circuitry. Verify against the datasheet to ensure compatibility with your application's requirements.

Positive
Control Mode

Defines the control method used by a power management IC, such as voltage mode, current mode, or hysteretic. This affects transient response, stability, and external component selection. Ensure the mode matches your application's performance needs.

CURRENT-MODE
Control Technique

Specifies the switching regulator control method, such as PWM, PFM, or burst mode. This affects efficiency, noise, and transient response. Engineers should verify the technique against the datasheet to ensure it matches the application's power requirements and EMI constraints.

PULSE WIDTH MODULATION
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.

SWITCHING REGULATOR
Nominal Input Voltage

Specifies the typical input voltage level for which the component is designed to operate. Compare this value with your power supply output to ensure compatibility. Always verify against the datasheet for absolute maximum ratings and operating conditions.

5V
Topology

Specifies the internal circuit architecture of the power converter, such as flyback, forward, or buck. This determines efficiency, isolation, and component stress. Engineers must verify topology against the datasheet to ensure it matches the intended application and operating conditions.

Buck
Function

Specifies the logical or operational function of the component, such as switching, amplification, or regulation. This attribute helps identify the device's role in a circuit. Verify the function against the datasheet to ensure it matches your application requirements.

Step-Down
Frequency - Switching

Indicates the switching frequency of a power converter or regulator. Higher frequencies allow smaller magnetics but may increase losses. Compare with your design's efficiency and EMI requirements, and verify the actual range in the datasheet.

300kHz~600kHz
FAN2103EMPX Product Attribute
ParameterValue
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
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.

12 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)
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 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.

QUAD
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 TA
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.

0.65mm
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.

Not For New Designs
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
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.

BICMOS
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.

21.6V
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
Minimum Output Voltage

Specifies the lowest output voltage the component can reliably provide under specified conditions. Compare this value with your circuit's minimum required voltage to ensure proper operation. Always verify against the datasheet's electrical characteristics and test conditions.

800mV
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.

30
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
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
Operating Supply Voltage

Specifies the voltage range within which the component operates correctly. Check the datasheet to ensure your power supply meets the minimum and maximum limits, as exceeding them can damage the device or cause malfunction.

24V
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.

25
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.

5mm
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.

6mm
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.

25
Voltage - Output (Min/Fixed)

Specifies the minimum or fixed output voltage of a power supply or regulator. Compare this value with your required rail voltage and check the datasheet for accuracy under load conditions.

0.8V
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, NOT REC (Last Updated: 6 days ago)
Synchronous Rectifier

Indicates whether the device uses synchronous rectification to improve efficiency by replacing diodes with low-resistance MOSFETs. Check this attribute when comparing power supply designs, as it affects thermal performance and conversion losses. Verify against the datasheet for the specific topology.

Yes
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.

3A
Voltage - Input (Min)

Specifies the lowest input voltage at which the component operates correctly. Compare this value with your power supply's minimum output to ensure reliable startup and performance. Always verify against the datasheet's operating conditions.

3V
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 Regulators - DC DC Switching Regulators
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.

240mg
Efficiency

Efficiency indicates how effectively a power component converts input power into useful output power, expressed as a percentage. Higher efficiency means less energy lost as heat, which is critical for thermal management and system reliability. Always verify the efficiency curve in the datasheet under your operating conditions.

95 %
Series

Indicates the product series or family, grouping components with similar design and specifications. Helps identify compatible parts and compare within a product line. Verify the series against the datasheet to ensure correct application.

TinyBuck®
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.

25-WQFN Exposed Pad
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.

FAN2103EMPX
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.

FAN2103
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.

21.6V
Voltage - Output (Max)

Specifies the highest output voltage the component can provide under specified conditions. Compare this value with your circuit requirements to ensure compatibility. Always verify against the datasheet for exact limits and tolerances.

21.6V

Datasheet preview

Datasheet PDF viewer

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ON Semiconductor

FAN2103EMPX

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Notice documents

PCN / product notice documents

0 documents

No public PCN / PDN records currently displayed

No public product notice document is currently displayed for FAN2103EMPX. 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 FAN2103EMPX ordering code, packaging, stock, datasheet, and replacement path.

What does FAN2103EMPX mean?

FAN2103EMPX is the exact ordering code listed for a PMIC - Voltage Regulators - DC DC Switching Regulators component from ON Semiconductor. The current package reference is -, with listed context including IC REG BUCK ADJ 3A SYNC 25MLP. Buyers should use the full code when requesting stock, price, datasheet, or compliance confirmation.

How should buyers verify the FAN2103EMPX ordering code?

Treat FAN2103EMPX as the full ordering code during RFQ and engineering review. Confirm the listed - 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 FAN2103EMPX supplied in?

FAN2103EMPX is currently listed with package reference - from ON Semiconductor. Buyers should confirm the manufacturer package drawing, footprint, pinout, tape-and-reel details, and receiving requirements before approval.

Is FAN2103EMPX currently available?

FAN2103EMPX is currently marked with stock availability on this page. Before ordering, confirm the package (-), listed stock (60029), available quantity (36723), required quantity, lead time, final price, compliance needs, and exact ordering code match through RFQ.

Where can I compare FAN2103EMPX alternatives?

A mapped alternative list is not currently published for FAN2103EMPX. Send an RFQ with the target quantity, package constraints, and approval requirements so TrustCompo can help review credible replacement options.