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RICOH ELECTRONIC DEVICES CO., LTD.

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Step-up DCDC Converter

Step-up DCDC Controllers

Product Name Control Input Voltage Range Output Voltage Range Voltage Accuracy*1 Switching Frequency Output Tr. Protection Circuit Other Features Package Datasheet
R1211 PWM 2.5V to 6.0V Ext. adjustable ±15mV 300kHz,
700kHz
External Latch Soft-Start UVLO
Phase : Ext.
Phase : Int., With stand-by.
SON-6
SOT-23-6W
Consumer
R1212 PWM 2.2V to 5.5V Ext. adjustable ±15mV 300kHz,
700kHz,
1.4MHz
External Latch Soft-Start : Ext.Adjustable
UVLO
Phase : Ext.
Maxduty : Ext.Adjustable
SON-8 Consumer
R1215 PWM 1.8V to 5.5V Ext. adjustable ±15mV 700kHz,
1.4MHz
External Latch Soft-Start : Ext.Adjustable
UVLO
Phase : Ext.
Maxduty : Ext.Adjustable
SON-8 Consumer
  • *1For the externally adjustable output voltage type, this is a feedback voltage accuracy.

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