RT9179A Просмотр технического описания (PDF) - Richtek Technology
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RT9179A Datasheet PDF : 11 Pages
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RT9179A
Functional Pin Description
Pin No. Pin Name
Pin Function
2
5, 6, 7, 8
1
VIN
GND
EN
4
ADJ
3
VOUT
Power Input Voltage
Ground
Chip Enable (Active High)
Adjust Output Voltage. The output voltage is set by the external feedback resistors
connecting to ADJ pin and is calculated as :
VOUT = 1.175 × (1 +
R1 ) Volts
R2
Output Voltage
Function Block Diagram
Shutdown
EN
and
Logic Control
Current-Limit
and
Thermal Protection
1.175V
VREF
+_
Error
Amplifier
MOS
Driver
Thermal
SHDN
VIN
VOUT
ADJ
GND
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2
DS9179A-07 March 2007
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