R1271 Series

Part	Package / Case	Output Configuration	Voltage - Output (Min/Fixed)	Current - Output	Number of Outputs	Topology	Voltage - Input (Max)	Output Type	Operating Temperature (Max)	Operating Temperature (Min)	Frequency - Switching	Mounting Type	Synchronous Rectifier	Voltage - Input (Min)	Package Name	Function
Nisshinbo Micro Devices Inc. R1271L501A-TR	12-WFDFN Exposed Pad	Positive	5.5 V	1 A	1	Buck	30 V p-p	Fixed	105 °C	-40 °C	2 MHz	Surface Mount	Yes	3.6 V	DFN3030-12B	Step-Down
Nisshinbo Micro Devices Inc. R1271L331B-TR-K	12-WFDFN Exposed Pad	Positive	3.3 V	1 A	1	Buck	30 V p-p	Fixed	125 °C	-40 °C	2 MHz	Surface Mount	Yes	3.6 V	DFN3030-12B	Step-Down
Nisshinbo Micro Devices Inc. R1271L501A-TR-K	12-WFDFN Exposed Pad	Positive	5 V	1 A	1	Buck	30 V p-p	Fixed	125 °C	-40 °C	2 MHz	Surface Mount	Yes	3.6 V	DFN3030-12B	Step-Down
Nisshinbo Micro Devices Inc. R1271L331B-TR	12-WFDFN Exposed Pad	Positive	3.3 V	1 A	1	Buck	30 V p-p	Fixed	105 °C	-40 °C	2 MHz	Surface Mount	Yes	3.6 V	DFN3030-12B	Step-Down

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