FAN6756 Fairchild Semiconductor, FAN6756 Datasheet - Page 2
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FAN6756
Manufacturer Part Number
FAN6756
Description
Manufacturer
Fairchild Semiconductor
Datasheet
1.FAN6756.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
FAN6756AHLMX
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Part Number:
FAN6756HL
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Part Number:
FAN6756MLMY
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Part Number:
FAN6756MR
Manufacturer:
F
Quantity:
20 000
Part Number:
FAN6756MRMY
Manufacturer:
FSC/ON
Quantity:
20 000
© 2011 Fairchild Semiconductor Corporation
FAN6756 • Rev. 1.0.4
Application Diagram
Internal Block Diagram
VDD
RT
7
5
Startup
HV
I
RT
HV
4
V
DD-OVP
V
V
RTTH1
RTTH2
V
V
RESTART
DD-ON
UVLO
Sensing
Line
/
t
t
t
D-VDDOVP
D-OTP1
D-OTP2
Figure 1. Typical Application Diagram
Figure 2. Functional Block Diagram
Internal
BIAS
Generator
Pattern
Brownout Function
High/Low Line
Compensation
VDD
OVP
Green
Mode
OSC
OTP
OLP for ML
VDDOVP
OLP
V
OTP
GND
Limit
2
Max.
Duty
1
t
Protection
D-OLP
S
R
Latch
Q
V
Current Limit
PWM
Comparator
Comparator
Comparator
Soft-Start
SSCP
PWM
Comparator
Protection
Re-Start
OLP
t
D-SSCP
V
V
FB-OLP
OLP for MR
PWM
SSCP
Compensation
Comparator
Soft-Start
V
Limit
R
SSCP
Slope
3R
Driver
Soft
V
DD
NC
3
Impedance
Modulator
V
SSCP-H/L
Blanking
Circuit
V
FB-OPEN
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8
6
2
SENSE
GATE
FB