MC34063AD 查看數據表（PDF） - HTC Korea

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MC34063AD

DC-DC Converter Control Circuits

HTC Korea 

DC-DC Converter Control Circuits

Step-Up with External NPN Switch

RSC

VIN

8

SQ

R

Q2

1

Q1

2

7

IPK

Oscillator

3

6

Comparator

+

-

1.25V

Reference

Regulator

4

5

MC34063A/B

VOUT

+

Voltage Inverting Converter

RSC

0.22O

VIN

4.5V to 5V

+

C2

100uF

8

DRC

7

IPK

6

VCC

5

CII

1

SWC

2

SWE

3

TC

4

GND

R1

8.2kO

R2

953O

Jan. 2011 - Rev. 1.0

-8 -

L1

90uH

C3

1.5nF

D1

BYV10-40

+ C1

1000uF

VOUT

-12V / 100mA

HTC

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