SC431LCSK-.5TRT PMIC - Voltage Reference by Semtech
SC431LCSK-.5TRT is a PMIC - Voltage Reference from Semtech in SOT23 packaging. It is commonly reviewed for IC VREF SHUNT ADJ SOT23-3. 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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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
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1
Confirm MPN
Use the exact part number, manufacturer, package, and approval constraints in the RFQ.
2
Check stock and price
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3
Align documents
Confirm datasheet, CoC, traceability, lifecycle notes, and inspection scope when required.
4
Arrange shipment
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Before PO release
Part confirmation
Exact MPN confirmed: SC431LCSK-.5TRT
Package to verify: SOT23
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 SC431LCSK-.5TRT from Semtech, including product identity, application fit, package notes, and purchasing considerations.
The SC431L is a three terminal adjustable shunt regulator with thermal stability guaranteed over temperature. The output voltage can be adjusted to any value from 1.24V (VREF) to 20V with two external resistors. The SC431L has a typical dynamic output impedance of 0.05Ω. Active output circuitry provides a very sharp turn on characteristic, making the SC431L an excellent replacement for zener diodes. Features◆ Low voltage operation (down to 1.24V)◆ Wide operating current range 100µA to 100mA◆ Low dynamic output impedance 0.05 Ω typ.◆ Trimmed bandgap design ± 0.25%◆ Upgrade for TLV431A◆ SOT-23-3 and SOT-23-5 packages. Also available in Lead-free package, fully WEEE and RoHS compliantApplications◆ Linear Regulators◆ Adjustable Supplies◆ Switching Power Supplies◆ Battery Operated Computers◆ Instrumentation◆ Computer Disk Drives
Technical parameters
Parameters
Compare grouped SC431LCSK-.5TRT parameters from Semtech, including package, series, key attributes, and technical values used for engineering and sourcing review.
Product Attribute
Categories
Integrated Circuits (ICs)
Product Attribute
Package / Case
TO-236-3, SC-59, SOT-23-3
Product Attribute
Terminal Position
Surface Mount
Product Attribute
Locking Feature
Lead Free
Product Attribute
Number Of Bits
No
Product Attribute
Max Supply Voltage
Surface Mount
SC431LCSK-.5TRT Product Attribute
Parameter
Value
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)
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.
TO-236-3, SC-59, SOT-23-3
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.
Surface Mount
Locking Feature
Indicates the locking mechanism used to secure the connector or terminal in place. Choose the appropriate type for your application to ensure reliable mating and vibration resistance. Verify compatibility with the mating part and datasheet specifications.
Lead Free
Number Of Bits
Bit width of digital data processed by a converter, processor, or memory. Higher bits mean better resolution or precision. Verify against datasheet to match your system's data width and accuracy needs.
No
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.
Surface Mount
Converter Type
Identifies the conversion architecture, such as ADC, DAC, or DC-DC. This determines the signal path, interface, and performance characteristics. Verify the type matches your system's analog or digital conversion needs before selecting the part.
1 (Unlimited)
Threshold Voltage
The minimum gate-to-source voltage that makes the device start conducting. Compare this value across parts to ensure your drive circuit can reliably turn the switch on. Always verify against the datasheet for your operating temperature.
2.9mm
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.
1.24V
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
Housing Material
Specifies the material of the component's outer casing, such as plastic, metal, or ceramic. This affects durability, thermal performance, and environmental resistance. Verify against datasheet for application-specific requirements like flammability or chemical exposure.
RoHS Compliant
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
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.
Semtech
Specifications
Review the complete technical specifications for this electronic component, including electrical ratings, mechanical dimensions, and environmental limits. Verify these parameters against your application requirements and the manufacturer's datasheet to ensure compatibility and reliable operation.
Matte Tin (Sn)
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.
0°C~70°C TA
Installed RAM
Amount of RAM pre-installed in the device, such as a single-board computer or embedded module. Determines multitasking capability and memory-intensive application performance. Verify compatibility with your software and expansion options.
100mA
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.
±0.5%
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
Data Rate
Specifies the maximum data transfer rate the component can handle, typically in bits per second. Compare this value with your system's required throughput to ensure adequate bandwidth. Verify against the datasheet for exact conditions and supported protocols.
3
Temperature Grade
Defines the operating temperature range classification for the component, such as commercial, industrial, or automotive. This indicates the environmental conditions the device can withstand. Ensure the grade matches your application's ambient temperature requirements.
3
Nominal Voltage (Detailed)
Specifies the rated operating voltage for the component under normal conditions. Compare this value with your circuit's supply voltage to ensure compatibility. Always verify against the datasheet for tolerance and derating, especially for capacitors, resistors, and semiconductor devices.
288.018 ppm/°C
Operating Supply Current
The amount of current the device draws from its power supply during normal operation. This is essential for power budget calculations, thermal management, and selecting appropriate power sources. Check datasheet for typical and maximum values under specified conditions.
16V
Output Current-Max
Specifies the highest continuous current the device can deliver or absorb at its output without exceeding thermal or electrical limits. Compare this value with your load requirements and verify it against the datasheet's operating conditions, including temperature derating and supply voltage.
16V
Recovered Diameter
Specifies the final inner diameter of a heat-shrinkable tube or sleeve after full recovery. Compare this value with the supplied diameter to ensure proper fit and sealing. Verify against the datasheet for tolerance and application requirements.
100μA
HTS Code
Harmonized Tariff Schedule code used for customs classification of electronic components. Helps determine duties and regulatory requirements. Buyers should confirm the code with a customs broker for accurate shipping.
1.24V
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.
SC431LCSK-.5TRT
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.
SC431
SC431LCSK-.5TRT Package Parameter
Parameter
Value
Lens Dimensions (Mm)
Specifies the physical size of the lens in millimeters, including diameter and height. Critical for mechanical fit in optical assemblies and enclosures. Verify against datasheet for compatibility with your design.
0.5 %
SC431LCSK-.5TRT Product Parameter
Parameter
Value
Maximum Operating Supply Voltage
Highest supply voltage at which the component can operate normally without damage or performance degradation. Exceeding this limit may cause overheating or failure. Always check this parameter against your power supply design to ensure the component operates within its safe voltage range for reliable long-term performance.
260
Drain To Source Resistance
This is the on-state resistance between the drain and source terminals of a MOSFET. It affects power dissipation and efficiency. Lower values are preferred for high-current switching. Always check the datasheet for the specified test conditions, as RDS(on) varies with gate voltage and temperature.
EAR99
Transformer Type
Indicates the construction or configuration of the transformer, such as flyback, forward, or planar. Affects performance, size, and application suitability. Refer to datasheet for detailed specifications and recommended usage.
yes
Accessory Type
Specifies the category of accessory or add-on part for electronic components. Use this to filter compatible mounting hardware, connectors, or protective covers. Verify the accessory type against the component datasheet to ensure proper fit and function in your application.
DUAL
Minimum Operating Supply Voltage
Specifies the lowest supply voltage at which the component remains fully functional. Compare this value with your system's power rail tolerance and verify it against the datasheet's recommended operating conditions to ensure reliable startup and operation.
GULL WING
Maximum Data Rate Range (Kbps)
Range of maximum data transfer rates supported by the component, expressed in kilobits per second. This indicates the span of possible speeds the device can handle. Compare this range with your system's required throughput to ensure the component can support the necessary communication bandwidth without data loss.
1
Total Resistance
Total resistance is the end-to-end resistance of a component, such as a potentiometer or resistor network. It defines the maximum resistance available and is critical for circuit design. Verify this value against the datasheet to ensure proper operation.
Tape & Reel (TR)
Typical Quiescent Current (MA)
Typical current consumed by the component in standby or idle state, measured in milliamperes. This is important for battery-powered or low-power applications. Compare this value with your power budget to ensure the component does not drain excessive current when inactive, affecting overall system efficiency.
BIPOLAR
Maximum Data Rate
Highest data transfer rate the component can reliably support, typically in bits per second. This is critical for serial interfaces, modems, or transceivers. Ensure your application's required data throughput does not exceed this limit to avoid communication errors and performance degradation.
0.95mm
Nominal Attenuation
Specifies the typical signal loss introduced by the component under standard conditions. Compare this value across similar parts to match your circuit's allowable attenuation. Always verify against the datasheet for frequency and temperature dependencies.
e3
Capacitance
Capacitance value of the component, typically expressed in farads (pF, nF, µF). This parameter determines energy storage and filtering characteristics. Compare capacitance when selecting capacitors for power supply decoupling, signal coupling, or timing applications. Always check the rated voltage and tolerance in the datasheet.
1
Triac Type
Specifies the triac construction or series, such as standard, snubberless, or logic-level. This affects switching performance, gate sensitivity, and commutation capability. Verify the exact type against the datasheet to ensure compatibility with your circuit's voltage, current, and triggering requirements.
Obsolete
Main Category
Select the primary classification that best describes the component type, such as semiconductor, passive, connector, or module. This helps narrow down the catalog and ensures you compare products within the same functional family. Verify the category matches the datasheet description.
Adjustable
Filter Type
Specifies the filter topology used in the component, such as low-pass, high-pass, band-pass, or notch. This determines the frequency response and attenuation characteristics. Engineers must verify the filter type against the datasheet to ensure it meets the required signal conditioning and interference rejection for the application.
3
Impedance - Unbalanced/Balanced
Specifies the impedance for unbalanced and balanced transmission lines. This is critical for impedance matching in audio, RF, and data interfaces to minimize reflections and signal loss. Compare with your system's characteristic impedance and verify against the datasheet for proper operation.
20V
Supply Type
Indicates the required power source, such as AC or DC, for the component. Engineers compare this to ensure compatibility with the system's power architecture. Verify the supply type against the datasheet to avoid incorrect power connections.
THREE TERMINAL VOLTAGE REFERENCE
Typical Switching Frequency (KHz)
Typical switching frequency of a power converter or driver. Compare this value to your application's needs to ensure efficient operation. Verify against the datasheet for exact conditions.
Voltage References
Output Peak Current Limit
Specifies the maximum instantaneous output current the device can deliver without damage or shutdown. Compare this limit with your inrush and transient load requirements. Verify against the datasheet's safe operating area and pulse conditions to ensure reliable operation.
1.12mm
Fiber Type
Specifies the optical fiber category used in the component, such as single-mode or multimode. This affects bandwidth, distance, and connector compatibility. Verify the fiber type against your network requirements and the datasheet to ensure proper signal transmission and system performance.
16V
Datasheet preview
Datasheet PDF viewer
Preview the SC431LCSK-.5TRT datasheet from Semtech to check package, electrical characteristics, application notes, and document evidence before RFQ.
No public product notice document is currently displayed for SC431LCSK-.5TRT. 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 SC431LCSK-.5TRT ordering code, packaging, stock, datasheet, and replacement path.
What does SC431LCSK-.5TRT mean?
SC431LCSK-.5TRT is the exact ordering code listed for a PMIC - Voltage Reference component from Semtech. The current package reference is SOT23, with listed context including IC VREF SHUNT ADJ SOT23-3. Buyers should use the full code when requesting stock, price, datasheet, or compliance confirmation.
How should buyers verify the SC431LCSK-.5TRT ordering code?
Treat SC431LCSK-.5TRT as the full ordering code during RFQ and engineering review. Confirm the listed SOT23 package, manufacturer documentation from Semtech, datasheet ordering table, reel or packing details, and any customer approval constraints before substitution or PO release.
What package is SC431LCSK-.5TRT supplied in?
SC431LCSK-.5TRT is currently listed with package reference SOT23 from Semtech. Buyers should confirm the manufacturer package drawing, footprint, pinout, tape-and-reel details, and receiving requirements before approval.
Is SC431LCSK-.5TRT in stock at TrustCompo?
This page currently displays 1 public stock records for SC431LCSK-.5TRT with 1,970 listed pieces. Before ordering, confirm the package (SOT23), required quantity, live availability, lead time, final price, date code, MOQ, packaging evidence, and RFQ documentation.
Where can I compare SC431LCSK-.5TRT alternatives?
A mapped alternative list is not currently published for SC431LCSK-.5TRT. Send an RFQ with the target quantity, package constraints, and approval requirements so TrustCompo can help review credible replacement options.