SG6846C Ver la hoja de datos (PDF) - Fairchild Semiconductor

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Fabricante

SG6846C

Highly Integrated Green-Mode PWM Controller

Fairchild Semiconductor 

Typical Application

Figure 1. Typical Application

Block Diagram

0.9V/0.7V

VIN 3

Over Power Compensation

1.18-0.08 V X IN

Ri

4

Soft

Driver

VDD

8 GATE

VDD 7

VDD -TH-G

UVLO

16.5V/10.5V

Latch

RT 5

23.6V

IRT

1.05V

© 2007 Fairchild Semiconductor Corporation

SG6846C • Rev. 1.1.2

Internal

BIAS

QS

R

Debounce

OCP

Delay

OSC

Green

Mode

+

1R

Slope

Compensation

1R

1R

6V

R

3R

Blanking

Circuit

2 FB

6 SENSE

1

GND

Figure 2. Block Diagram

2

1.15V

www.fairchildsemi.com

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