| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| TL431ACPK | Rochester Electronics LLC | Check for Price | Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PSSO3 | TL431ACPK vs TL431ACPK |
| TL431ACPKG3 | Texas Instruments | Check for Price | Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PSSO3 | TL431ACPK vs TL431ACPKG3 |
Part Details for TL431ACPK by Texas Instruments
Results Overview of TL431ACPK by Texas Instruments
- Distributor Offerings: (9 listings)
- Number of FFF Equivalents: (2 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
Energy and Power Systems
Renewable Energy
Automotive
TL431ACPK Information
TL431ACPK by Texas Instruments is a Voltage Reference.
Voltage References are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for TL431ACPK
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
296-17037-6-ND
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DigiKey | IC VREF SHUNT ADJ 1% SOT89-3 Min Qty: 1 Container: Digi-Reel |
232 Digi-Reel® |
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$0.0910 / $0.2100 | Buy Now |
|
DISTI #
296-17037-1-ND
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DigiKey | IC VREF SHUNT ADJ 1% SOT89-3 Min Qty: 1 Container: Cut Tape |
232 Cut Tape |
|
$0.0910 / $0.2100 | Buy Now |
|
DISTI #
296-17037-2-ND
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DigiKey | IC VREF SHUNT ADJ 1% SOT89-3 Min Qty: 1000 Container: Tape & Reel |
232 Tape & Reel |
|
$0.0771 / $0.0867 | Buy Now |
|
DISTI #
595-TL431ACPK
|
Mouser Electronics | Voltage References Adjustable Precision Shunt Regulator A 5 A 595-TL431ACP RoHS: Compliant | 331 |
|
$0.0780 / $0.2100 | Buy Now |
|
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Bristol Electronics | V-Ref Adjustable 2.495V to 36V 100mA Automotive 4-Pin(3+Tab) SOT-89 T/R Min Qty: 1 | 400 |
|
$0.1053 / $0.3008 | Buy Now |
|
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Bristol Electronics | V-Ref Adjustable 2.495V to 36V 100mA Automotive 4-Pin(3+Tab) SOT-89 T/R | 336 |
|
RFQ | |
|
|
Quest Components | IC,VOLT REGULATOR,ADJUSTABLE,+2.5 TO +36V,BIPOLAR,TO-243,3PIN,PLASTIC | 320 |
|
$0.1203 / $0.4010 | Buy Now |
|
|
Rochester Electronics | IC VOL REF Shunt Adjustable 2.495V- 36V 100mA ±1% SOT89 T/R RoHS: Compliant Status: Active Min Qty: 1 | 1411 |
|
$0.0558 / $0.0900 | Buy Now |
|
DISTI #
TL431ACPK
|
TME | IC: voltage reference source, 2.495V, ±1%, SOT89, reel,tape, 100mA Min Qty: 1 | 0 |
|
$0.0760 / $0.1610 | RFQ |
US Tariff Estimator: TL431ACPK by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
TL431ACPK CAD Models
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TL431ACPK Part Data Attributes
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TL431ACPK
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
TL431ACPK
Texas Instruments
Two Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PSSO3
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | SOT-89 | |
| Pin Count | 3 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.90 | |
| Additional Feature | Output Voltage Adjustable From 2.495v To 36v | |
| Analog IC - Other Type | Two Terminal Voltage Reference | |
| JESD-30 Code | R-PSSO-F3 | |
| JESD-609 Code | e3 | |
| Length | 4.5 Mm | |
| Moisture Sensitivity Level | 2 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Current-Max | 0.1 A | |
| Output Voltage-Max | 2.52 V | |
| Output Voltage-Min | 2.47 V | |
| Output Voltage-Nom | 2.495 V | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | LSOF | |
| Package Equivalence Code | TO-243 | |
| Package Shape | Rectangular | |
| Package Style | Small Outline, Low Profile | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.6 Mm | |
| Surface Mount | Yes | |
| Technology | Bipolar | |
| Temp Coef of Voltage-Max | 92 Ppm/°C | |
| Temperature Grade | Commercial | |
| Terminal Finish | Matte Tin (Sn) - Annealed | |
| Terminal Form | Flat | |
| Terminal Pitch | 1.5 Mm | |
| Terminal Position | Single | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Trim/Adjustable Output | Yes | |
| Voltage Tolerance-Max | 1% | |
| Width | 2.5 Mm |
Alternate Parts for TL431ACPK
This table gives cross-reference parts and alternative options found for TL431ACPK. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TL431ACPK, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
TL431ACPK Frequently Asked Questions (FAQ)
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The recommended operating temperature range for TL431ACPK is -40°C to 125°C.
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Yes, TL431ACPK can be used as a voltage regulator, but it's primarily designed as a programmable shunt regulator. It's not suitable for high-current applications.
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Choose resistor values based on the desired output voltage and the reference voltage (2.5V). Use the formula: R1/R2 = (Vout - 2.5V) / 2.5V. Ensure the resistors are of suitable wattage and tolerance.
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The cathode (K) pin is the output pin of the TL431ACPK. It's connected to the load and provides the regulated voltage.
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No, it's not recommended to use multiple TL431ACPK devices in parallel to increase the current output. The device is not designed for high-current applications, and paralleling devices may lead to instability and reduced reliability.