R×5RL
OPERATION
Output Voltage VOUT divided at the node between
Registers R1 and R2 is compared with Reference Voltage
by Error Amplifier, so that a constant voltage is output.
VOUT
VIN
Error Amplifire
–
R1
R2
+
Vref
GND
GND
FIG. 1 Brock Diagram
TEST CIRCUITS
ISS
IOUT
VIN
R×5RL
VIN
VOUT
R×5RL
SERIES
VOUT
VIN
VIN
VOUT
SERIES
CI
1µF
Co
1µF
CI
1µF
+
+
+
GND
GND
FIG. 3 Quiescent Current Test Circuit
FIG. 2 Test Circuit
VIN
VOUT
R×5RL
SERIES
VOUT
+
GND
Co
Ro
P.G
0.1µF
FIG. 4 Line Transient Response Test Circuit
10