RS5RJ RICOH Co.,Ltd., RS5RJ Datasheet - Page 28
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RS5RJ
Manufacturer Part Number
RS5RJ
Description
Vfm Step-up Dc/dc Converter With Voltage Regulator And Detector
Manufacturer
RICOH Co.,Ltd.
Datasheet
1.RS5RJ.pdf
(29 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
RS5RJ3025B-T1
Manufacturer:
RICOH
Quantity:
20 000
Company:
Part Number:
RS5RJ3027B-T1
Manufacturer:
RICOH
Quantity:
723
Part Number:
RS5RJ32271-T1
Manufacturer:
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Quantity:
20 000
28
RS5RJ
TYPICAL APPLICATIONS
• Current Boost Circuit 1
Examples of
Components
Examples of
Components
• Current Boost Circuit 2 (High Efficiency Circuit)
V
IN
L
D
C
C
C
L
D
C
C
C
IN
VDD
OUT
IN
VDD
OUT
C
IN
: 47µH(SUMIDA ELECTRIC CD105)
: Schottky Diode (HITACHI HRP22)
: 220µF(Aluminum electrolytic Type)
: 100µF(Tantalum type)/
: 47µF(Tantalum Type)
: 47µH(SUMIDA ELECTRIC CD105)
: Schottky Diode (HITACHI HRP22)
: 33µF(Tantalum type)/
: 220µF(Aluminum electrolytic Type)
: 33µF(Tantalum type)/
: 47µF(Tantalum Type)
220µF(Aluminum electrolytic Type)
220µF(Aluminum electroltic Type)
V
IN
NPN Tr
C
L
IN
NPN Tr
Cb
L
Rb1
D
Cb
Rb
CE
EXT
D
RS5RJ
5 0 4 5 x
Vss
V
C
Cbe
NPN Tr :2SD1628
PNP Tr :2SA1213
Rb
Rbe
C
NPN Tr : 2SD1628
PNP Tr
Rb1
Rb2
Rbe
DD
D
D
CE
EXT
(NOTE) High efficiency current boost circuit,using RS5RJ5045x with
RS5RJ
Vss
:0.01µF
:0.1µF(RS5RJ5045x, RS5RJ4036x, RS5RJ3624x)
:220Ω
:12Ω
: 0.01µF
: 2SA1213
: 220Ω
: 330Ω
: 10kΩ
100pF(RS5RJ3531x, RS5RJ3329x, RS5RJ3027x)
V
V
OUT
C
DD
RN5RG50A(Ricoh Voltage Regulator).
VDD
Rbe
Rbe Cbe
V
CE
C
RN5RG
DD
VDD
GND
PNP Tr
50A
EXT
V
OUT
Rb2
PNP Tr
C
OUT
V
OUT
C
OUT
V
OUT