MIC4576_98 Ver la hoja de datos (PDF) - Micrel
Número de pieza
componentes Descripción
Lista de partido
MIC4576_98 Datasheet PDF : 7 Pages
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MIC4576
Ordering Information
Part Number
MIC4576-3.3BT
MIC4576-5.0BT
MIC4576BT
MIC4576-3.3BU
MIC4576-5.0BU
MIC4576BU
Voltage
3.3V
5.0V
Adjustable
3.3V
5.0V
Adjustable
Temperature Range
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
–40°C to +85°C
Package
5-lead TO-220
5-lead TO-220
5-lead TO-220
5-lead TO-263
5-lead TO-263
5-lead TO-263
Pin Configuration
5-Lead TO-220 (T)
5 SHDN
4 FB
3 GND
2 SW
1 VIN
5 SHDN
4 FB
3 GND
2 SW
1 VIN
5-Lead TO-263 (U)
Micrel
Pin Description
Pin Number
1
2
3, TAB
4
5
Pin Name
VIN
SW
GND
FB
SHDN
Pin Function
Supply Voltage (Input): Unregulated +4V to +36V supply voltage.
Switch (Output): Emitter of NPN output switch. Connect to external storage
inductor and Shottky diode.
Ground
Feedback (Input): Output voltage feedback to regulator. Connect to output
of supply for fixed versions. Connect to 1.23V tap of resistive divider for
adjustable versions.
Shutdown (Input): Logic low enables regulator. Logic high (> 2.4V) shuts
down regulator.
April 1998•
4-129
MIC4576
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