RS5RJ RICOH Co.,Ltd., RS5RJ Datasheet - Page 2

• Manufacturer Part Number: RS5RJ
• Description: Vfm Step-up Dc/dc Converter With Voltage Regulator And Detector
• Manufacturer: RICOH Co.,Ltd.

2
RS5RJ
BLOCK DIAGRAM
SELECTION GUIDE
is designated by Part Number RS5RJ5045A-T1.
the ICs can be selected at the user's request.
For example, the product with Output Voltage 5.0V, Detector Threshold 4.5V, Version A, and Taping Type T1,
In the RS5RJ Series, the output voltage, the detector threshold, the version symbols, and the taping type for
The selection can be made by designating the part number as shown below:
Code
a
b
d
c
RS5RJxxxxx – xx
Setting Output Voltage (V
Stepwise setting with a step of 0.6V in the range of 1.5V to 6.0V is possible.
Setting Detector Threshold Voltage (–V
Stepwise setting with a step of 0.1V in the range of 1.2V to 5.0V is possible.
Designation of Version Symbols:
Designation of Taping Type:
(refer to Taping Specification)
“T2” is prescribed as a standard.
A:
B:
Ex. 8pin SOP
↑ ↑ ↑
a b c
Operation of all the internal circuits is stopped by setting CE pin at V
Operation of only Step-up DC/DC converter is stopped by setting CE pin atV
↑
d
VD
VD
← Part Number
OUT
V
CE
SS
IN
: T1, T2
1
4
2
3
OUT
OSC
):
+
–
–
+
V
Vref1
Contents
VFM
DET
LX
Limiter
+
–
):
Vref2
8
7
6
5
V
V
L
EXT
X
DD
OUT
DD
level.
DD
level.