R1234D321B 데이터 시트보기 (PDF) - RICOH Co.,Ltd.
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R1234D321B Datasheet PDF : 26 Pages
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R1234D
SELECTION GUIDE
In the R1234D Series, the output voltage, the oscillator frequency, and the taping type for the ICs can be
selected at the user's request.
The selection can be made with designating the part number as shown below;
R1234Dxx1x-xx-x ←Part Number
↑ ↑ ↑↑ ↑ ↑
a b cd e f
Code
a
b
c
d
e
f
Contents
Designation of Package Type;
D: SON-8
Setting Output Voltage (VOUT):
Stepwise setting with a step of 0.1V in the range of 1.2V to 3.3V is possible for A/B
version."00" is for Output Voltage Adjustable C/D version (0.8V to )
1: fixed
Designation of Optional Function
A: 500kHz, Fixed Output Voltage
B: 800kHz, Fixed Output Voltage
C: 500kHz, Adjustable Output Voltage
D: 800kHz, Adjustable Output Voltage
Designation of Taping Type;
(Refer to Taping Specification)"TR" is prescribed as a standard.
Designation of Composition of pin plating
-F: Lead free plating
3
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