R3112x
TEST CIRCUITS
∗Pull-up circuit is not necessary for CMOS Output type, or R3112xxxxC.
I
SS
+5V or VDD
V
DD
VDD
470kΩ
V
IN
VIN
R3112x
R3112x
OUT
GND
GND
Supply Current Test Circuit
Detector Threshold Test Circuit
V
DD
VDD
I
OUT
IOUT
V
IN
VIN
R3112x
R3112x
OUT
OUT
V
DS
VDD+VDS
GND
GND
Nch Driver Output Current Test Circuit
Pch Driver Output Current Test Circuit
∗Apply only to CMOS
+5V or VDD
V
DD
VDD
470kΩ
I
CD
CD
CD
V
IN
VIN
R3112x
R3112x
OUT
V
DS
VDS
GND
GND
CD Pin Threshold Test Circuit
CD Pin Output Current Test Circuit
+VDET+2.0 or 0.6V
Input
Voltage
0.7V
+5V
GND
VDD
470kΩ
100%
CD
V
IN
R3112x
O
UT
Output Voltage 50%
GND
CD
GND
Output Delay Time Test Circuit
12
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
