FSL137MRIN Просмотр технического описания (PDF) - Fairchild Semiconductor
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FSL137MRIN Datasheet PDF : 15 Pages
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Application Circuit
VO
AC
IN
VIN
VSTR
Drain
PWM
GND
FB
VCC
Figure 1. Typical Application Circuit
Internal Block Diagram
Vburst
0.35V / 0.5V
Soft Burst
FB 3
VCC
VREF
2.0µA
IDELAY
90µA
IFB
Soft-Start
tON<tOSP(1.0μs)
3R
R
VOSP
VSD
7.0V
VCC
VOVP
24.5V
LPF
TSD
VIN_H / VIN_L
VSTR
5
Random
ICH
VREF
VCC Good
OSC
PWM
SQ
RQ
LEB (300ns)
VCC
Drain
2
6, 7, 8
7.5V / 12V
Gate
Driver
VCC Good
SQ
RQ
VAOCP
1 GND
4
VIN
Figure 2.
Internal Block Diagram
© 2012 Fairchild Semiconductor Corporation
FSL137MRIN • Rev. 1.0.1
2
www.fairchildsemi.com
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