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SLVSC48A – JULY 2013 – REVISED SEPTEMBER 2014 TL431-DIE Precision Programmable Reference
1 Features 3 Description The TL431-DIE is a three-terminal adjustable shunt
regulator. This device has a typical output
impedance. Active output circuitry provides a very
sharp turnon characteristic, making the device an
excellent replacement for Zener diodes and other
types of references in applications such as onboard
regulation, adjustable power supplies, and switching
power supplies. 1 Low Output Noise
Typical Output Impedance
Sink Current Capability
Adjustable Output Voltage 2 Applications Onboard Regulation
Adjustable Power Supplies
Switching Power Supplies Device Information(1)
PRODUCT PACKAGE
DESIGNATOR PACKAGE TL431 TD Bare die in waffle pack(2) ORDERABLE PART NUMBER PACKAGE QUANTITY TL431TDA1 400 TL431TDA2 10 (1) For all available packages, see the orderable addendum at the end of the data sheet.
(2) Processing is per the Texas Instruments commercial production baseline and is in compliance with the Texas Instruments Quality …
