TL431 datasheet(1/4 Pages) PJSEMI

No. de pieza	TL431

Descripción Electrónicos	Programmable Precision Reference

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Fabricante Electrónico	PJSEMI [Dongguan Pingjingsemi Technology Co., Ltd,]

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TL431/A/B

Programmable Precision Reference

1 / 4

Features



Programmable output voltage to 36V.



Low dynamic output impedance.



Sink current capability of

0.5 to 100mA.



Low output noise voltage



Fast turn on response

Application



It provides very wide applications, including shunt

regulator,series regulator,switching regulator,voltage

reference and others.

Absolute Maximum Ratings (Ta=25℃ unless otherwise specified)

Symbol

Parameter

Rating

Units

VKA

Cathode Voltage

37

V

IKA

Cathode Current Range(Continuous)

-100 ~ +150

mA

IREF

Reference Input Current Range

-0.05 ~ +10

mA

PD

Power Dissipation

350

mW

TJ

Operating Junction

+150

°C

TOPR

Operating Ambient

-

40 ~ +85

°C

TSTG

Storage Temperature

-65 ~ +150

°C

Recommended Operating Conditions

Symbol

Parameter

Min.

Typ.

Max.

Units

VKA

Cathode Voltage

VREF

-

36

V

IKA

Cathode Current

1

-

100

mA

SOT-23

2:Cathode (K)

3:Anode(A)

1:Reference (R)

Marking: TL431: 431

TL431A: 431A

1. Reference 2.Cathode 3.Anode

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Revision：

3.0 Feb-2020

TL431B: 431B

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