H7812AJ Просмотр технического описания (PDF) - Hi-Sincerity Microelectronics

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производитель

H7812AJ

3-TERMINAL POSITIVE VOLTAGE REGULATORS

Hi-Sincerity Microelectronics 

HI-SINCERITY

MICROELECTRONICS CORP.

Test Circuits

Spec. No. : IC200405

Issued Date : 2004.04.01

Revised Date : 2006.01.19

Page No. : 7/12

VIN 1

CIN

0.33uF

H78XX

Series

2

3 VOUT

VIN 1

COUT

0.1uF

CIN

0.33uF

H78XX 3

Series

2

RL

VOUT

270pF

100

DC Parameter

Load Regulation

VIN

1

-+

VOUT

0V

+

-

DC 9V

H7805

Series

2

3 VOUT

RL

Ripple Rejection

Application Circuits

Constant Current Regulator

VIN 1

H78XX

3

Series

0.33uF

2

R1

IR1

0.1uF

VOUT

10uF

VOUT=VOUT(IC)+VZ

I1=VOUT(IC)/R1

Adjustable Output Regulator

VIN 1

0.33uF

H78XX

Series

IB 2

3

-

+

VOUT

0.1uF 10uF

R1

R2

Circuit for Increasing Output Voltage

VIN 1

0.33uF

H78XX 3

Series

IB 2

R1

R2

0.1uF

VOUT

10uF

VOUT=VOUT(IC)(1+R2/R1)+R2*IB

High Output Current with Short-circuit Protection

VIN

Rsc

Q1

R1 Q2

1

0.33uF

H78XX

Series

2

3

VOUT

0.1uF 10uF

VOUT=VOUT(IC)(1+R2/R1)

H78XXAJ / BJ, H78XXAI / BI, H78XXANE / BNE, H78XXAE / BE

R1≤VBE1/IB(max)

RSC=VBE2/ISC, ISC: Short-Circuit Current

HSMC Product Specification

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