RS5RM RICOH Co.,Ltd., RS5RM Datasheet - Page 5

• Manufacturer Part Number: RS5RM
• Description: Pwm Step-up Dc/dc Converter With Voltage Regulator And Detector
• Manufacturer: RICOH Co.,Ltd.

ELECTRICAL CHARACTERISTICS
•
∆V
RS5RM3624A,B
(Note 1) Standby current of Version A
(Note 2) Standby current of Version B
Istandby
Maxdty
Symbol
OUT
I
Voscst
V
–V
I
Vhold
V
V
V
V
V
V
VDINH
V
I
V
I
VDINL
I
V
I
V
fosc
V
LX
I
OH
OH
CEH
CEL
CEH
OUT
HYS
CEL
OL
OL
OL
DD
DIF
DD
OH
DET
IN
/∆I
lim
1
2
1
2
3
OUT
Please refer to Basic Circuit for Test Circuit.
Operation Input Voltage
Step-up Output Voltage
Oscillator Start-up Voltage
Hold-on Voltage
Oscillator Frequency
Oscillator Maximum Duty Cycle
Lx Output Voltage
Lx Leakage Current
Lx Voltage Limit
EXT Output Pch ON Voltage
EXT Output Nch ON Voltage
Output Voltage
Dropout Voltage
Load Regulation
Detector Threshold
Detector Threshold Hysteresis
VD
VD
VD
VD
CE “H” Input Voltage
CE “L” Input Voltage
CE “H” Input Current
CE “L” Input Current
Supply Current
Standby Current
OUT
OUT
IN
IN
“H” Input Current
“L” Input Current
ON Voltage
Leakage Current
Item
I
I
EXT
EXT
V
V
C=22µF, CE=V
C=22µF, CE=Vss,
–30mA≤I
IN
IN
=–3mA,V
=5mA,V
I
=3V, L=100µH,
=3V, L=100µH,
Conditions
I
I
I
VD
L
RL
VD
I
OUT
OL
RL
CE=V
No load
No load
No load
CE=Vss
No load
OL
No load
X
=–30mA
=–5mA
=50mA
Pin On
IN
IN
=5mA
=1mA
=V
=Vss
RL
DD
DD
DD
≤0mA
DD
=4.1V
=4.1V
DD
,
V
DD
–0.5
–0.5
–0.5
3.99
3.51
2.34
Min.
1.2
0.7
3.6
40
65
60
0
–0.3
Typ.
4.10
0.01
3.60
2.40
0.01
120
0.9
0.9
0.3
50
80
55
0.2V
10.00
Max.
3.69
2.46
5.00
10.0
4.21
V
100
240
120
0.5
1.0
1.2
0.5
0.5
0.5
0.5
0.5
10
60
90
5
DD
DD
kHz
Unit
mV
mV
µA
µA
µA
µA
µA
µA
µA
µA
µA
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
RS5RM
Topt=25˚C
Note1
Note2
Note
5