r5320g RICOH Co.,Ltd., r5320g Datasheet - Page 8

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r5320g

Manufacturer Part Number
r5320g
Description
Cmos 3ch-ldos For Rf Unit
Manufacturer
RICOH Co.,Ltd.
Datasheet

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8
R5320x
OPERATION
amplifier through feedback resistors, or R1_1, R2_1, R1_2, R2_2, R1_3, R2_3 and compared with a reference voltage
and compensated for the result and make a constant voltage.
able circuit.
Fluctuation of each regulator's output voltage, or V
In each regulator, short protection is made with a current limit circuit and stand-by mode is available by a chip en-
V
V
V
GND
OUT1
OUT2
OUT3
R1_1
R2_1
R1_2
R2_2
R1_3
R2_3
Current Limit
Current Limit
Current Limit
OUT1
,
2
,
3
is detected individually. Then it is put back to an error
Error Amp.
Error Amp.
Error Amp.
Vref
Vref
Vref
V
CE1
CE2
CE3
DD

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