Specification	RP123K181D-TR

Control Features	Enable
Current - Output	250 mA
Current - Quiescent (Iq)	25 µA
Mounting Type	Surface Mount
Number of Regulators	1
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Output Configuration	Positive
Output Type	Fixed
Package / Case	4-UDFN Exposed Pad
Package Name	DFN(PL)1010-4
Protection Features	Over Current
PSRR (Maximum)	90 dB
PSRR (Minimum)	65 dB
Voltage - Input (Max)	5.5 V
Voltage - Output (Min/Fixed)	1.8 V
Voltage Dropout (Max)	0.23 V

RP123 Series

Part	Control Features	Number of Regulators	Protection Features	Voltage - Input (Max)	Operating Temperature (Max)	Operating Temperature (Min)	Mounting Type	Voltage - Output (Min/Fixed)	Output Type	Output Configuration	Package / Case	Current - Quiescent (Iq)	Current - Output	Package Name	PSRR (Minimum)	PSRR (Maximum)	Voltage Dropout (Max)
Nisshinbo Micro Devices Inc. RP123K331D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	3.3 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.155 V
Nisshinbo Micro Devices Inc. RP123K401D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	4 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.145 V
Nisshinbo Micro Devices Inc. RP123Z161B-TR-F	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	1.6 V	Fixed	Positive	4-XFBGA WLCSP	25 µA	250 mA	WLCSP-4-P8	65 dB	90 dB
Nisshinbo Micro Devices Inc. RP123K351D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	3.5 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.155 V
Nisshinbo Micro Devices Inc. RP123K181D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	1.8 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.23 V
Nisshinbo Micro Devices Inc. RP123K271D5-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	2.7 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.175 V
Nisshinbo Micro Devices Inc. RP123K451D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	4.5 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.145 V
Nisshinbo Micro Devices Inc. RP123K281D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	2.8 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.165 V
Nisshinbo Micro Devices Inc. RP123K431D-TR	Enable	1	Over Current	5.5 V	85 °C	-40 °C	Surface Mount	4.3 V	Fixed	Positive	4-UDFN Exposed Pad	25 µA	250 mA	DFN(PL)1010-4	65 dB	90 dB	0.145 V

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RP123K181D-TR | Datasheet