FAN6754A Fairchild Semiconductor, FAN6754A Datasheet - Page 2
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FAN6754A
Manufacturer Part Number
FAN6754A
Description
The highly integrated FAN6754A PWM controller provides several features to enhance the performance of flyback converters
Manufacturer
Fairchild Semiconductor
Datasheet
1.FAN6754A.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
FAN6754AMLMY
Manufacturer:
Rohm
Quantity:
5 975
Part Number:
FAN6754AMRMY
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
© 2011 Fairchild Semiconductor Corporation
FAN6754A • Rev. 1.0.3
Application Diagram
Internal Block Diagram
VDD
RT
7
5
Startup
HV
I
RT
HV
4
1.05V
0.7V
V
DD-OVP
17V/10V
Line Voltage
Sample Circuit
UVLO
Debounce
Counter
Counter
t
t
D-OTP1
D-OTP2
Figure 2. Functional Block Diagram
Brownout Protection
Figure 1. Typical Application
V
OVP
Limit
Internal
BIAS
Adjustment
OSC
Green
Mode
OTP
OLP for ML
OVP
OTP
GND
2
1
OLP
Protection
S
R
Latch
Q
Delay
Current Limit
OLP
Comparator
Comparator
Comparator
Soft-Start
PWM
SSCP
Comparator
Protection
Re-Start
OLP
SSCP
Delay
OLP for MR
SSCP
Compensation
Comparator
Soft-Start
V
R
SSCP
Slope
4.6V
Driver
Limit
Soft
3R
NC
3
0.05V
Blanking
Circuit
5V
www.fairchildsemi.com
8
6
2
SENSE
GATE
FB