TL432LI Datasheet (PDF) Download
Texas Instruments
TL432LI

Description

The TL431LI device is a three-terminal adjustable shunt regulator, with specified thermal stability over applicable automotive, commercial, and military temperature ranges. The output voltage can be set to any value between Vref (approximately 2.495 V) and 36 V, with two external resistors.

Key Features

  • 1 Reference Voltage Tolerance at 25°C - 0.5% (B Grade) - 1% (A Grade)
  • Minimum Typical Output Voltage: 2.495 V
  • Adjustable Output Voltage: Vref to 36 V
  • Operation From -40°C to +125°C (Q Temp)
  • Maximum Temperature Drift - 10 mV (C Temp) - 17 mV (I Temp) - 27 mV (Q Temp)
  • 0.3-Ω Typical Output Impedance
  • Sink-Current Capability - Imin = 1 mA (max) - IKA = 15 mA (max)
  • Reference Input Current IREF: 0.4 μA (max)
  • Deviation of Reference Input Current over Temperature, II(dev): 0.3 μA (max)