MIC2205 Micrel Semiconductor, MIC2205 Datasheet - Page 9

• Manufacturer Part Number: MIC2205
• Description: 2MHz PWM Synchronous Buck Regulator
• Manufacturer: Micrel Semiconductor

Functional Diagram
Micrel, Inc.
April 2005
LOWQ
AVIN
BIAS
VIN
EN
Control Logic
Enable and
6
SGND
Shutdown
Thermal
UVLO,
Bias,
LDO Block
Current
LDO
Limit
MIC2205 Block Diagram
Control
PWM
9
Start
Soft
Anti-Shoot
HSD
Through
LSD
Current Limit
N-Channel
Current Limit
P-Channel
EA
1.0V
1.0V
EA
PGND
SW
FB
LDO
R1
R2
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M9999-041105
V
MIC2205
C
OUT
OUT