| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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139,077 pcs
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139077 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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4,846 pcs
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4846 pcs | On Request | 1 | On Request | On Request | 1406+ | On Request | On Request | |
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3,589 pcs
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3589 pcs | On Request | 1 | On Request | On Request | 21+ | On Request | On Request | |
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1,077 pcs
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1077 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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2 pcs
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2 pcs | On Request | 1 | On Request | On Request | 17+ | On Request | On Request |
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The TL431BQDR is an adjustable precision shunt regulator manufactured by Texas Instruments. This component provides an adjustable output voltage ranging from 2.495V up to 36V, making it versatile for various power supply designs.
Key electrical specifications include a temperature coefficient of 92 ppm/°C and a sink current capability of 1mA to 100mA. The device operates reliably within a temperature range of -40°C to 125°C. Its typical output impedance is 0.2Ω.
Packaged in a surface-mount SOT-23, the TL431BQDR is suitable for compact electronic designs. The reference voltage tolerance at 25°C is available in grades with 0.5%, 1%, or 2% accuracy.
This shunt regulator is designed for applications requiring precise voltage regulation. Its adjustable nature allows for flexibility in setting reference voltages in power management circuits.
| Qty | Low | High |
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| 1+ | $0.14 | $0.14 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
TL431BQDR offers grades with 0.5% (B grade), 1% (A grade), and 2% (Standard grade) tolerance at 25°C.
The output voltage is adjustable from 2.495V to 36V.
The operating temperature range is -40°C to 125°C.
The maximum temperature coefficient is 92 ppm/°C.
The sink current capability ranges from 1mA to 100mA.
The minimum cathode current for regulation is 400µA.
Typical output impedance is 0.2Ω.