Rx5RL
OPERATION
Output voltage, VOUT divided at the node between
Registers R1 and R2 is compared with the reference volt-
age by the error amplifier, so that a constant voltage is out-
put.
VOUT
VIN
Error Amplifier
–
R1
R2
+
Vref
GND
GND
FIG. 1 Brock Diagram
TEST CIRCUITS
ISS
IOUT
VIN
VOUT
VIN
Rx5RL
Rx5RL
VIN
VOUT
VOUT
VIN
SERIES
SERIES
CI
1µF
Co
1µF
+
+
CI
1µF
+
GND
GND
FIG. 3 Quiescent Current Test Circuit
FIG. 2 Test Circuit
VIN
VOUT
Rx5RL
VOUT
SERIES
+
GND
Co
Ro
P.G
0.1µF
FIG. 4 Line Transient Response Test Circuit
10