R3112x
BLOCK DIAGRAMS
R3112xxx1A
R3112xxx1C
VDD
OUT
VDD
RD
RD
+
-
+
-
OUT
GND
Vref
Vref
GND
CD
CD
SELECTION GUIDE
The package type, the detector threshold, the output type, and the taping type of R3112x Series can be
designated at the users’ request by specifying the part number as follows;
R3112xxxxx-xx-x ← Part Number
↑ ↑ ↑↑
↑
↑
f
a b c d e
Code
Contents
Designation of Package Type;
R3112Dxx1x: SON1612-6
R3112Nxx1x: SOT-23-5
R3112Qxx1x: SC-82AB
R3112Qxx2x: SC-88A
a
Setting Detector Threshold (−VDET);
b
c
Stepwise setting with a step of 0.1V in the range of 0.9V to 5.0V is possible.
Designation of Package Type
1: except SC-88A
2: SC-88A
Designation of Output Type;
A: Nch Open Drain
C: CMOS
d
e
Designation of Packing or Taping Type;
Ex. SOT-23-5, SC-82AB, SC-88A, SON1612-6: TR is prescribed as standard
directions. (Refer to Taping Specifications)
Designation of Composition of pin plating;
-F: Lead free plating (SOT-23-5, SC-82AB, SC-88A, SON1612-6)
2
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
