| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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22,000 pcs
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22000 pcs | On Request | 1 | On Request | On Request | 12PB | On Request | On Request | |
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4,846 pcs
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4846 pcs | On Request | 1 | On Request | On Request | 20+ | On Request | On Request | |
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2,264 pcs
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2264 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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1,000 pcs
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1000 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The Texas Instruments TL431ACPK is a three-terminal adjustable precision shunt regulator designed for various power management applications. It provides a stable reference voltage that can be set anywhere between 2.5V and 36V using two external resistors. This device is characterized by its excellent thermal stability and a typical output impedance of 0.2Ω.
The TL431ACPK features a reference voltage tolerance of 1% at 25°C, ensuring accuracy in its regulation. It operates within a temperature range of 0°C to 70°C and has a sink-current capability ranging from 1mA to 100mA. The device is housed in a SOT-89 (PK) package, suitable for surface mounting, and comes in a large tape and reel format with 1,000 units per reel.
Its active output circuitry provides a sharp turn-on characteristic, making it a suitable replacement for Zener diodes in applications such as on-board regulation, adjustable power supplies, and switching power supplies. The TL431 and TL432 families offer different grades with varying initial tolerances and temperature drifts.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.05 | $0.05 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The adjustable output voltage range for the TL431ACPK is from 2.5V to 36V.
The voltage tolerance of the TL431ACPK at 25°C is 1% for the A grade.
The operating temperature range for the TL431ACPK is 0°C to 70°C.
The typical output impedance of the TL431ACPK is 0.2Ω.
The sink current capability of the TL431ACPK ranges from 1mA to 100mA.
The TL431ACPK is available in the SOT-89 (PK) package.