Electrical characteristics, Rv5vh1, Rv5vh2 – Ricoh RV5VH User Manual
Page 10
RV5VH1
××
/RV5VH2
××
6
ELECTRICAL CHARACTERISTICS
• RV5VH101
DC/DC Converter 1
*
) V
IN
=1.2V, I
OUT
=10mA, Topt=25˚C, unless otherwise specified. (See Typical Application)
*
1 ) This value only shows the supply current of DC/DC1, not include the supply current of Voltage Detector and external resistors.
Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
V
OUT1
Step-up Output Voltage
2.925
3.000
3.075
V
V
IN
max
Maximum Input Voltage
10
V
Vstart
Oscillator Start-up Voltage
No Load
0.7
0.8
V
Vhold
Hold-on Input Voltage
I
OUT
=1mA, V
IN
: 2
→
0V
0.7
V
I
SS1
Supply Current1 *
1
No Load, CSW=“L”
10
µA
I
LX
L
X
Switching Current
V
LX
=0.4V
100
mA
I
LXleak
L
X
Leakage Current
V
LX
=6.0V, V
IN
=3.5V
0.03
1
µA
fosc
Maximum Oscillator Frequency
110
130
150
kHz
Maxdty
Oscillator Duty Cycle
ON (V
LX
=“L”)
50
65
80
%
η
Efficiency
80
%
V
LXlim
Voltage Limit for L
X
Switch
for L
X
pin
0.4
0.8
V
∆
V
OUT1
Output Voltage Temp. Co.
–40˚C
≤
Topt
≤
85˚C
±100
ppm/˚C
∆
Topt
V
OUT1
=3.0V, Topt=25˚C