TEST CIRCUIT
A IIN
VIN
VOUT
VIN
NJM287*B
0.1µF
A ICONT
V VCONT
NOISE
CONTROL BYPASS
GND
NJM2871B/72B
1.0µF *5
V IOUT
VOUT
Cp=0.01µF
*5 1.8V<Vo ≤ 2.6V version : Co=2.2µF
Vo≤ 1.8V version : Co=4.7µF
TYPICAL APPLICATION
1 In the case where ON/OFF Control is not required:
VIN
VIN
VOUT
0.1µF
R
(0∼300kΩ)
NJM287*B
CONTROL
NOISE
BYPASS
GND
VOUT
1.0µF *6
Cp=0.01µF
*6 1.8V<Vo ≤ 2.6V version : Co=2.2µF
Vo≤1.8V version : Co=4.7µF
Connect control terminal to VIN terminal
The quiescent current can be reduced by using a resistance “R”. Instead, it increases the minimum operating
voltage. For further information, please refer to Figure “Output Voltage vs. Control Voltage”.
Ver.2005-01-25
-3-