FAN2103_12 Datasheet, PDF (2/14 Pages) Fairchild Semiconductor – 3 A, 24 V Input, Integrated Synchronous Buck Regulator

Typical Application Diagram
Figure 1. Typical Application
Block Diagram
VCC
ILIM
COMP
FB
EN
RAMP
IILIM
Def Level
Error
Amplifier
SS
VREF
OSC
RAMP
GEN
Current Limit
Comparator
PWM
Comparator
Summing
Amplifier
Boot
Diode
RQ
S
Gate
Drive
Circuit
Current
Sense
Figure 2. Block Diagram
© 2007 Fairchild Semiconductor Corporation
FAN2103 • Rev. 1.0.8
2
BOOT
VIN
SW
CBOOT
VOUT
L
COUT
GND
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