R1243S Series

Part	Function	Voltage - Input (Min)	Topology	Package Name	Voltage - Output (Min/Fixed)	Output Type	Mounting Type	Frequency - Switching	Voltage - Output (Max)	Current - Output	Output Configuration	Synchronous Rectifier	Voltage - Input (Max)	Package Width	Package Features	Package Length	Number of Outputs	Operating Temperature (Max)	Operating Temperature (Min)
Nisshinbo Micro Devices Inc. R1243S001C-E2-FE	Step-Down	4.5 V	Buck	8-HSOP-E 8-SOIC	0.8 V	Adjustable	Surface Mount	330 kHz	18 V	2 A	Positive	No	30 V p-p	4.4 mm	Exposed Pad	0.173 in	1	85 °C	-40 °C
Nisshinbo Micro Devices Inc. R1243S001D-E2-FE	Step-Down	4.5 V	Buck	8-HSOP-E 8-SOIC	0.8 V	Adjustable	Surface Mount	330 kHz	18 V	2 A	Positive	No	30 V p-p	4.4 mm	Exposed Pad	0.173 in	1	85 °C	-40 °C

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