Operation; Test Circuits - Ricoh R5RL Applications Manual

R 5RL

OPERATION

V
IN
Error Amplifire
Vref
GND
FIG. 1 Brock Diagram

TEST CIRCUITS

V
IN
V
IN
C
+
I
1µF
FIG. 2 Test Circuit
V
IN
P.G
FIG. 4 Line Transient Response Test Circuit
10
–
R1
+
R2
I
OUT
V
OUT
R 5RL
SERIES
Co
+
GND
1µF
V
OUT
R 5RL
SERIES
+
GND
Ro
Co
0.1µF
Output Voltage V
V
OUT
Registers R1 and R2 is compared with Reference Voltage
by Error Amplifier, so that a constant voltage is output.
GND
V V
OUT IN
FIG. 3 Quiescent Current Test Circuit
V
OUT
divided at the node between
OUT
I
SS
V
IN
R 5RL
SERIES
C
+
I
GND
1µF
V
OUT