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R3130N Datasheet(PDF) 4 Page - RICOH electronics devices division

Part No. R3130N
Description  Low Voltage Detector with Built-in Delay Circuit
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Maker  RICOH [RICOH electronics devices division]
Homepage  http://www.ricoh.com
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R3130N Datasheet(HTML) 4 Page - RICOH electronics devices division

 
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R3130N/R3131N
4
SELECTION GUIDE
The detector threshold , the output type, and Output delay time of R3130N/R3131N series can be designated
at the user’s request by specifying the part number as follows:
R3130Nxxxx(x)-TR ←Part Number
R3131Nxxxx(x)-TR ←Part Number
↑ ↑↑ ↑
a b c d
e
Code
Contents
a
Setting Detector Threshold (VDET)
Stepwise setting with a step of 0.1V in the range of 1.6V to 4.8V is possible.
The following 4 kinds of voltage are also standard.
2.63V, 2.93V, 3.08V, 4.65V
b
Selection of Output Delay Time
E: 240ms (Standard) A: 50ms B: 100ms D: 200ms H: 400ms
∗A, B, D, H versions can be produced only for 6 kinds of standard voltage items.
c
Designation Output type
A: Nch Open Drain
C: CMOS
d
Description of last one digit of 4 kinds of standard voltage items.
e
Designation of Taping Direction (Refer to Taping Specification)
PIN CONFIGURATION
SOT-23-3
MARK SIDE
3
12
PIN DESCRIPTION
Pin No
Symbol
Description
1
GND
Ground Pin
2
OUT
Output Pin
R3130N: Output “L” at detection mode, Output “H” at release mode
R3131N: Output “H” at detection mode, Output “L” at release mode
3
VDD
Input Pin


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