Ricoh RV5VH - Manual (Page 39)

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RV5VH3
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Symbol Item Conditions MIN. TYP. MAX. Unit
V SET1 Output Voltage Setting 1 2.05 * 1 V
V FB1 Feed Back Volatage 1 1.950 2.000 2.050 V
V IN max Maximum Input Voltage 10 V
V OPT min Minimum Operating Voltage
Specified as a V DD
1.8 V
Voltage for Device Operation
I SS11 Supply Current11* 2 CSW=“H”, FB1=1.9V 15 60 µA
I SS12 Supply Current12* 2 CSW=“H”, FB1=2.1V 4 µA
Istandby Standby Current* 3 CSW=“L” 4 11 µA
I EXT1H EXT1 “H” Output Current V EXT1 =V DD –0.4V 1.5 3 mA
I EXT1L EXT1 “L” Output Current V EXT1 =0.4V 4 8 mA
fosc Maximum Oscillator Frequency 110 130 150 kHz
Maxdty Oscillator Duty Cycle ON (V EXT1 =“L”) 50 65 80 %
∆ V FB1
Feed Back Voltage Temp.Co. –40˚C ≤ Topt ≤ 85˚C ±100 ppm/˚C
∆ Topt
V CSWH CSW “H” Input Voltage 1.6 V DD V
V CSWL CSW “L” Input Voltage 0 0.4 V
I CSW leak CSW Input Leakage Current CSW=3.0V or CSW=0V –0.5 0.5 µA
* ) V DD =3.0V, I OUT =10mA : unless otherwise specified. (See Typical Application)
* 1 ) Adjustable by external resistors (to 30V).
* 2 ) Supply current for DC/DC1. Supply current for VD or external resistors are excluded.
* 3 ) Standby current includes supply current for DC/DC1, 2 and VD.
V DD =3.0V, Topt=25˚C
ELECTRICAL CHARACTERISTICS
• RV5VH301
DC/DC Converter 1