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258,286 pcs
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258286 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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8,347 pcs
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8347 pcs | On Request | 1 | On Request | On Request | 21+ | On Request | On Request | |
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1,646 pcs
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1646 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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1,071 pcs
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1071 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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225 pcs
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225 pcs | On Request | 1 | On Request | On Request | On Request | On Request | 2026-02-16 21:33:16 |
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| AEC Qualified | |
| Automotive Grade | |
| Industrial Grade | |
| Medical Grade | |
| Military Grade | |
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| Tape & Reel |
The Texas Instruments TL431AIPK is a three-terminal adjustable shunt regulator designed for applications requiring precise voltage regulation. It features a reference voltage tolerance of 1% at 25°C and allows for an adjustable output voltage ranging from Vref up to 36V, set using two external resistors.
This device operates over a temperature range of -40°C to 85°C and has a typical output impedance of 0.2Ω. The sink current capability spans from 1mA to 100mA. Its active output circuitry provides a sharp turn-on characteristic, making it a suitable replacement for Zener diodes in various power supply designs.
The TL431AIPK is supplied in a SOT-89 package, suitable for surface mounting. It is characterized by its thermal stability over applicable temperature ranges, ensuring reliable performance in demanding environments. This component is ideal for use in on-board regulation, adjustable power supplies, and switching power supplies.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.07 | $0.07 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The output voltage can be set to any value between Vref (approximately 2.5V) and 36V.
The reference voltage tolerance is 1% at 25°C for the A grade.
The operating temperature range is -40°C to 85°C.
The typical output impedance is 0.2Ω.
The sink current capability ranges from 1mA to 100mA.
The TL431AIPK is supplied in a SOT-89 package.