RT9701GB Просмотр технического описания (PDF) - Richtek Technology
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RT9701GB Datasheet PDF : 10 Pages
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RT9701
Test Circuits
VIN
CIN +
1uF
RT9701CBL
VIN
VOUT
VIN
VOUT
GND
IOUT
VOUT
CL
RL IL
VIN
VIN-SW
Switch Off
CIN +
1uF
RT9701CBL
VIN
VOUT
VIN
VOUT
GND
VOUT
CL
RL
Test Circuit 1
Test Circuit 2
VIN
+
CIN
1uF
RT9701CB
VIN
VOUT
EN
VOUT
GND
IOUT
VOUT
CL
RL
IL
Chip Enable
Test Circuit 3
Test Circuit 2 is performed by charging an external tank of bulk capacitor to the input then applying this voltage to the
input of the unit.
All typical operating characteristics curves showed are referred to Test Circuit 1, unless specified to Test Circuit 2 or
Test Circuit 3.
Functional Pin Description
Pin Name Pin Function
VIN
Power Input Voltage
VOUT
Output Voltage
GND
Ground
EN
Chip Enable (Active High)
Function Block Diagram
EN
Bias
Charge
Pump
Oscillator
Control
Thermal
Detection
Current
Limit
RS
NMOSFET
VIN
(VIN)
(VOUT)
VOUT
GND
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2
DS9701-13 March 2007
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