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MIC2203 Datasheet, PDF (5/13 Pages) Micrel Semiconductor – High Efficiency 1MHz Synchronous Buck Regulator
Micrel, Inc.
Functional Diagram
VIN
SYNC_IN
SYNC_OUT
Oscillator
Ramp
Generator
CIN
VIN
BIAS
Internal
Supply
R1
Error
Amplifier
R2
PWM
Comparator
Driver
SW
0.5V
EN
MIC2203
FB
GND
Figure 1. MIC2203 Block Diagram
MIC2203
VOUT
COUT
December 2004
5
M9999-120604
(408) 955-1690