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RICOH ELECTRONIC DEVICES CO., LTD.

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Step-down DCDC Converters with VD and LDO

Product Name Control Input Voltage Range [V] Output Voltage Range [V] Voltage Accuracy Switching Frequency [MHz] Output Current [mA]*1 Protection Circuit Other Features Package Datasheet
R5220 PWM 2.8 to 5.5 1.0 to 3.3 ±2% 1.2 400: DCDC,
50: LDO
Latch SynchroSoft-Start UVLO
Built-in DCDC and LDO Alternative Circuit
DFN(PLP)2514-6 Consumer
RP901 PWM,
PWM/VFM Auto Switching
4.5 to 5.5 1.2 to 1.8:
DCDC
±2% 1.2 800,
900
Reset SynchroSoft-Start UVLOThermal Sequencing
Built-in VD and LDO,
For DVD drive
DFN(PLP)2527-10 Consumer
2.5 to 3.3:
LDO
±1% 600
2.0 to 5.0:
VD
±2% -
  • *1Output Current (IOUT) can be affected by environmental conditions or external components. This is an approximate value.

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