FAN73611MX 查看數據表（PDF） - Fairchild Semiconductor

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FAN73611MX

Single-Channel High-Side Gate Drive IC

Fairchild Semiconductor 

Typical Application Diagrams

PWM

15V

RBOOT

DBOOT

FAN73611

1 VDD

VB 8

2 IN

HO 7

C1

3 NC

4 GND

VS 6

NC 5

VIN

R1

CBOOT

R2

L1

D1

C2

VOUT

FAN73611 Rev.01

Figure 1. Step-Down (Buck) DC-DC Converter Application

Internal Block Diagram

VDD 1

UVLO

IN 2

100K

GND 4

Pin 3 and 5 are no connection.

UVLO

NOISE

CANCELLER

R

R

S

Q

Figure 2. Functional Block Diagram

8 VB

7 HO

6 VS

FAN73611 Rev.02

© 2010 Fairchild Semiconductor Corporation

FAN73611 • Rev. 1.0.0

2

www.fairchildsemi.com

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