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RV5VH303-E2 Datasheet(PDF) 10 Page - RICOH electronics devices division |
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RV5VH303-E2 Datasheet(HTML) 10 Page - RICOH electronics devices division |
10 / 47 page 9 RV5VH1 ××/RV5VH2×× • RV5VH102 DC/DC Converter 1 * ) VIN=1.2V, IOUT=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. VOUT1=5.0V, Topt=25˚C Symbol Item Conditions MIN. TYP. MAX. Unit VOUT1 Step-up Output Voltage 4.875 5.000 5.125 V VINmax Maximum Input Voltage 10 V Vstart Oscillator Start-up Voltage No Load 0.7 0.8 V Vhold Hold-on Input Voltage IOUT=1mA, VIN :2 →0V 1.2 V ISS1 Supply Current1 *1 No Load, CSW=“L” 15 µA ILX LX Switching Current VLX=0.4V 100 mA ILXleak LX Leakage Current VLX=6.0V, VIN=5.5V 0.03 1 µA fosc Maximum Oscillator Frequency 110 130 150 kHz Maxdty Oscillator Duty Cycle ON (VLX=“L”) 55 70 85 % η Efficiency 80 % VLXlim Voltage Limit for LX Switch 0.4 0.8 V ∆VOUT1 Output Voltage Temp. Coefficient –40˚C ≤Topt≤85˚C ±100 ppm/˚C ∆Topt |
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