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MIC4576BU Datasheet(PDF) 5 Page - Micrel Semiconductor

Part # MIC4576BU
Description  200kHz Simple 3A Buck Voltage Regulator
PDF  7 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC4576BU Datasheet(HTML) 5 Page - Micrel Semiconductor

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MIC4576
Micrel
MIC4576
4-132
April 1998•
200kHz
Oscillator
1.23V
Bandgap
3A
Switch
Thermal
Shutdown
Current
Limit
Driver
Internal
Regulator
FB
SW
GND
VIN
+36V max.
CIN
COUT
L1
D1
Shutdown
Enable
SHDN
VOUT
MIC4576 [Adjustable]
R1
R2
Com-
parator
Error
Amp.
V
OUT
V
REF
R1
R2
+ 1
R1
R2
V
OUT
VREF
1
200kHz
Oscillator
1.23V
Bandgap
3A
Switch
Thermal
Shutdown
Current
Limit
Driver
Internal
Regulator
FB
SW
GND
VIN
+36V max.
CIN
COUT
L1
D1
Shutdown
Enable
SHDN
VOUT
MIC4576-x.x
R1
R2
Com-
parator
Error
Amp.
Block Diagram with External Components
Adjustable Step-Down Regulator
Block Diagram with External Components
Fixed Step-Down Regulator
Block Diagrams



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