MC34063A 查看數據表（PDF） - HTC Korea

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MC34063A

DC-DC Converter Control Circuits

HTC Korea 

DC-DC Converter Control Circuits

Dual Output Voltage

RSC

VIN

8

SQ

R

Q2

1

Q1

2

7

IPK

Oscillator

3

6

Comparator

+

-

1.25V

Reference

Regulator

4

5

Higher Output Power, Higher Input Voltage

VIN

RSC

8

SQ

R

Q2

1

Q1

2

7

IPK

Oscillator

3

6

Comparator

+

-

1.25V

Reference

Regulator

4

5

Jan. 2011 - Rev. 1.0

- 11 -

MC34063A/B

+12V

+

GND

+

-12V

+

Isolated from input

+

+ VOUT

- VOUT

HTC

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