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FSBH0270W View Datasheet(PDF) - Fairchild Semiconductor

Part NameFSBH0270W Fairchild
Fairchild Semiconductor Fairchild
DescriptionGreen Mode Fairchild Power Switch (FPS™)
FSBH0270W Datasheet PDF : 14 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
Block Diagram
HV
5
HV
Startup
VDD 2
UVLO
12V/8V
VIN 4
1.13V/0.59V
High/Low Line
Compensation
VDD-OVP
Debounce
OVP
OSC
Internal
BIAS
Auto-ReStart
Protection
SQ
R
VRESET
OVP
OLP
OTP
Soft
Driver
VPWM
Drain
6,7,8
PWM
Pattern
Generator
VRESET
Green
Mode
Max.
Duty
Soft-Start
Comparator
Current-Limit
Comparator
VPWM
PWM
Comparator
Soft-Start
VLimit
Slope
Compensation
3R
6V
ZFB
VLimit
OLP
OLP
Delay
OLP
Comparator
R
4.6V
1 GND
3 FB
VDD 2
NC 4
Figure 2. FSBH0170W/0270W Internal Block Diagram
HV
5
HV
Startup
UVLO
12V/8V
VDD-OVP
Debounce
OVP
OSC
Internal
BIAS
Auto-ReStart
Protection
SQ
R
VRESET
OVP
OLP
OTP
Soft
Driver
VPWM
Drain
6,7,8
PWM
Pattern
Generator
VRESET
Green
Mode
Max.
Duty
Soft-Start
Comparator
Current-Limit
Comparator
VPWM
PWM
Comparator
Soft-Start
VLimit
Slope
Compensation
3R
6V
ZFB
R
1 GND
3 FB
OLP
OLP
Delay
OLP
Comparator
4.6V
Figure 3. FSBH0F70WA Internal Block Diagram
© 2011 Fairchild Semiconductor Corporation
FSBH0F70WA/0170W/0270W • Rev. 1.0.2
3
www.fairchildsemi.com
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