Ricoh Electronic Devices part numbers

Ricoh Electronic Devices (R1/R3/R5 LDOs, DC-DC converters and supervisors, RP/RN parts) merged with New Japan Radio in 2022 to form Nisshinbo Micro Devices.

Ricoh Electronic Devices is now Nisshinbo Micro Devices (2022). We quote Ricoh Electronic Devices parts — current, obsolete and end-of-life — and parts that carry older Ricoh Electronic Devices markings. See also all Nisshinbo Micro Devices part numbers.

1,338 Ricoh Electronic Devices heritage part numbers

Part-number families from Ricoh Electronic Devices, listed under their current manufacturer.

Part numberManufacturerTypePackageKey specs
RP505K181A-TR Nisshinbo Micro Devices DC-DC Converters DFN2020-8 2.25MHz1A
RP505K251B-TR Nisshinbo Micro Devices DC-DC Converters DFN2020-8 2.25MHz1A
RP506K091E-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 1.2MHz2A
RP506K101B-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 2.25MHz2A
RP506K121B-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 2.25MHz2A
RP506K121E-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 1.2MHz2A
RP506K251E-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 1.2MHz2A
RP508K101B-TR Nisshinbo Micro Devices DC-DC Converters DFN1212-6F 6MHz600mA
RP508K201B-TR Nisshinbo Micro Devices DC-DC Converters DFN1212-6F 6MHz600mA
RP508K331A-TR Nisshinbo Micro Devices DC-DC Converters DFN1212-6F 6MHz600mA
RP509Z161B-E2-F Nisshinbo Micro Devices DC-DC Converters WLCSP-6 6MHz1A
RP510L004J-TR Nisshinbo Micro Devices DC-DC Converters DFN3030-12 2.3MHz4A
RP511Z181B-TR-F Nisshinbo Micro Devices DC-DC Converters WLCSP-8 100mA1V~4V
RP512Z321D-TR-F Nisshinbo Micro Devices DC-DC Converters WLCSP-8 1MHz300mA
RP600K010B-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 1.2MHz500mA
RP600K103D-TR Nisshinbo Micro Devices DC-DC Converters DFN2527-10 1.2MHz500mA
RP604Z331B-E2-F Nisshinbo Micro Devices DC-DC Converters WLCSP-20 300mA3.3V
RS5C372A-E2-F Ricoh Elec Devices Real Time Clocks SSOP-8-4.4mm I2C2V~6V

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Frequently asked questions

Is Ricoh Electronic Devices still in business?

Ricoh Electronic Devices (R1/R3/R5 LDOs, DC-DC converters and supervisors, RP/RN parts) merged with New Japan Radio in 2022 to form Nisshinbo Micro Devices.

Can I still buy Ricoh Electronic Devices parts?

Yes. PartnerSemi quotes Ricoh Electronic Devices part numbers, including obsolete and end-of-life parts and parts with old Ricoh Electronic Devices markings. Send the part number and quantity; we reply with price, lead time, date code and origin. We are an independent distributor, not an authorized Ricoh Electronic Devices or Nisshinbo Micro Devices distributor.

PartnerSemi is not affiliated with Ricoh Electronic Devices or Nisshinbo Micro Devices. Brand names are used to identify parts only.