KA7500C Ver la hoja de datos (PDF) - Fairchild Semiconductor

Número de pieza

componentes Descripción

Fabricante

KA7500C

SMPS Controller

Fairchild Semiconductor 

Typical Application

VI =10V to 40V

KSA1010

1mH, 2A

V O =5V

IO =1A

47 Ω

150 Ω

1MΩ

0.1µF

50µF

10V +

12

VC C

11

C2

8

3

-2

C1

COMP INPUT

5.1KΩ

VR EF 14

KA7500C

5.1KΩ

- 15

D.T GND E1

4

7

9

E2

O.C

10

13

+1

150 Ω

+ 16

RT

CT

6

5

5.1KΩ

+

50µF

50V

+

47KΩ 0.001µF

+

500µF

10V

GND

0.1

Figure 2. Pulse-Width Modulated Step-Down Converter

© 2003 Fairchild Semiconductor Corporation

KA7500C • Rev. 1.0.2

3

www.fairchildsemi.com

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