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TL431B Datasheet 3-terminal programmable shunt regulator

Manufacturer: onsemi

Download the TL431B datasheet PDF. This datasheet also includes the TL431A variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (TL431A-ONSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number TL431B
Manufacturer onsemi
File Size 465.42 KB
Description 3-terminal programmable shunt regulator
Datasheet download datasheet TL431B Datasheet

Overview

DATA SHEET www.onsemi.com Programmable Precision References TL431A, B Series, NCV431A, B Series, SCV431A The TL431A, B integrated circuits are three−terminal programmable shunt regulator diodes.

These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors.

These devices exhibit a wide operating current range of 1.0 mA to 100 mA with a typical dynamic impedance of 0.22 W.

Key Features

  • Programmable Output Voltage to 36 V.
  • Voltage Reference Tolerance: 0.4%, Typ @ 25C (TL431B).
  • Low Dynamic Output Impedance, 0.22 W Typical.
  • Sink Current Capability of 1.0 mA to 100 mA.
  • Equivalent Full.
  • Range Temperature Coefficient of 50 ppm/C Typical.
  • Temperature Compensated for Operation over Full Rated Operating Temperature Range.
  • Low Output Noise Voltage.
  • NCV/SCV Prefixes for Automotive and Other.

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