H78L12 datasheet(1/2 Pages) HUASHAN

Part #	H78L12

Description	3-TERMINAL FIXED VOLTAGE REGULATOR

PDF	2 Pages

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Manufacturer	HUASHAN [SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD]

Direct Link	http://www.huashan.com.cn

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23213

3-TERMINAL FIXED VOLTAGE REGULATOR

H78L12

Shantou Huashan Electronic Devices Co.,Ltd.

█ Description

H78L12 is the three terminal positive Regulators with single chip,

and in a wide range of applications 。It supplies fixed output

voltages of 12V, deliver over 100mA output current ,and employs

internal current limiting, thermal shut down and safe operating

area protection, making it essentially indestructible.

1―OUTPUT

2―GND

3―INPUT

TO-92

█ Features

Output current up to 100mA

Low noise

High Ripple Rejection

Power Amplify Output Protection

Thermal Overload Protection

Current Overload Protection and Short Circuit Protection

█ Absolute Maximum Ratings（T

a=25℃）

VIN——Input Voltage……………………………………………………… 35V

PD ——Power of

Dissipation ………………………………………… 700mW

Tamb——Operating Temperature Range……………………………… -20~85℃

Tstg——Storage Temperature Range………………………………… -55~150℃

Tj——Junction Temperature………………………………………… -55~150℃

Rth——thermal resistance（junction to environment）………………… 180℃/W

█ Internal Block Diagram

SOA

Protection

Thermal

Protection

circuit

Error

Amplifier

Reference

Voltage

Starting

Circuit

Series

Bypass

Element

Current

Generator

GND

2

OUTPUT

1

INPUT

3

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H78L12 Datasheet(PDF) 1 Page - SHANTOU HUASHAN ELECTRONIC DEVICES CO.,LTD

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