FAN6862HR Fairchild Semiconductor, FAN6862HR Datasheet - Page 2

• Manufacturer Part Number: FAN6862HR
• Description: A highly integrated PWM controller, FAN6862H(HR) provides several features to enhance the performance of flyback converters
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN6862H(HR) • Rev. 1.0.0
Typical Application
Block Diagram
VDD
RT
5
3
I
RT
16V/8.5V
V
V
DD-LH
DD-OVP
UVLO
1V
0.7V
Latch-Off Release
Internal
BIAS
OVP
OVP
OTP
OLP
Debounce
Debounce
OVP
OTP
OLP
OTP1
OTP2
Figure 1. Typical Application
FAN6862HR
FAN6862H
Protection
Recovery
Protection
Latch-Off
Recovery
Protection
Auto-
Auto-
Figure 2. Block Diagram
Controller
OTP
Green
Mode
OSC
FB
2
R
S
Q
GND
OLP
1
(Include Soft-Start)
Delay
OLP
R
V
Compensation
LIMIT_RAMP
Slope
Driver
2.5R
Soft
Blanking
Circuit
5.2V
V
DD
4.6V
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6
2
4
SENSE
FB
GATE