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RICOH ELECTRONIC DEVICES CO., LTD.

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Step-up DCDC Converters (General use)

Product Name Control Input Voltage Range [V] Output Voltage Range [V] Frequency [kHz] Output Tr. Lx Current Limit [A]*1 Other Features Package Datasheet
RN5RK VFM 0.75 to 8.0 2.0 to 5.5 Max.
100
Int. -   SOT-23-5 Consumer
0.7 to 8.0 Ext.
R1210 PWM 0.9 to 8.0 2.2 to 6.0 100,
180
Int. - With frequency
change-over circuit.
Soft-Start*2
SOT-23-5 Consumer (xx1x)
Consumer (xx2x)
0.8 to 8.0 Ext.
R1213 PWM 2.3 to 5.5 3.0 to 15.0,
Ext.adjustable
1000 Int. 3 Phase: External
Shutdown: FLAG pin
Soft-Start: Ext.adjustable
UVLOThermal
DFN(PLP)2730-12 Consumer
Design guide
RP400 PWM/VFM Auto Switching 0.7 to 5.5 1.8 to 5.0 700 Int. 0.6*3 Soft-StartAnti-ringing DFN(PLP)1820-6
SOT-23-5
Consumer (xx1A)
Consumer (xx1B)
Consumer (xx1C)
Design guide
1.8 to 5.0,
Ext.adjustable
RP401 PWM,
PWM/VFM Auto Switching
0.6 to 5.5 1.8 to 5.5 1200 Int. 1*3 Soft-Start DFN(PLP)1820-6
SOT-23-5
Consumer
Design guide
1.8 to 5.5,
Ext.adjustable
RP402 PWM,
PWM/VFM Auto Switching,
Forced PWM
0.6 to 4.8 1.8 to 5.5 1000,
1200
Int. 1.5*3 SynchroSoft-StartOVPOVLOAnti-ringing DFN(PLP)2020-8
SOT-23-5
Consumer
Design guide
0.6 to 4.6 1.8 to 5.5,
Ext.adjustable
  • *1Lx current limit is different from output current.
  • *2Soft-start includes a function that detects a sudden fluctuation of voltage to prevent overshoot and undershoot.
  • *3Lx current limit fluctuates depending on Duty.

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