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RV5VH Datasheet, PDF (13/47 Pages) RICOH electronics devices division – DC/DC CONVERTER CONTROLLER | |||
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RV5VH1ÃÃ/RV5VH2ÃÃ
⢠RV5VH201
DC/DC Converter 1
Symbol
Item
VOUT1 Step-up Output Voltage
VINmax Maximum Input Voltage
Vstart Oscillator Start-up Voltage
Vhold Hold-on Input Voltage
ISS1
Supply Current1 *1
IEXT1H EXT1 âHâ Output Current
IEXT1L EXT1 âLâ Output Current
fosc Maximum Oscillator Frequency
Maxdty Oscillator Duty Cycle
âVOUT1
âTopt
Output Voltage Temp. Coefficient
Conditions
IOUT=0mA
No Load
IOUT=1mA
IOUT=0mA, CSW=âLâ
VEXT2=VOUT1â0.4V
VEXT2=0.4V
ON (VLX=âLâ)
â40ËCâ¤Toptâ¤85ËC
MIN.
2.925
0.7
1.5
4
110
50
VOUT1=3.0V, Topt=25ËC
TYP. MAX. Unit
3.000 3.075 V
10
V
0.7
0.8
V
V
80
µA
3
mA
8
mA
130 150 kHz
65
80
%
±100
ppm/ËC
* ) VIN=1.2V, IOUT=10mA, unless otherwise specified. (See Typical Application)
*1 ) This value shows only the supply current of DC/DC1, not include the supply current of Voltage Detector and external resistors.
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