RP122K281B-TR

Active

Nisshinbo Micro Devices Inc

LDO REGULATOR POS 2.8V 0.4A 4-PIN DFN EP T/R

Search across all available documentation for this part.

Active

Nisshinbo Micro Devices Inc

LDO REGULATOR POS 2.8V 0.4A 4-PIN DFN EP T/R

Technical Specifications

Parameters and characteristics for this part

Specification	RP122K281B-TR

Control Features	Enable
Current - Output	400 mA
Mounting Type	Surface Mount
Number of Regulators	1
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Type	1.81 mOhm
Package / Case	4-UDFN Exposed Pad
Protection Features	Over Current, Over Temperature
PSRR	90 dB, 65 dB
Supplier Device Package	DFN(PL)1010-4
Voltage - Input (Max) [Max]	5.5 V
Voltage - Output (Min/Fixed)	2.8 V
Voltage Dropout (Max) [Max]	0.265 V

Part	Voltage - Input (Max) [Max]	Mounting Type	Voltage Dropout (Max) [Max]	Control Features	Current - Output	PSRR	Output Configuration	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Voltage - Output (Min/Fixed)	Protection Features	Output Type	Number of Regulators	Package / Case
Nisshinbo Micro Devices Inc RP122K281B-TR	5.5 V	Surface Mount	0.265 V	Enable	400 mA	65 dB 90 dB	Positive	85 °C	-40 °C	DFN(PL)1010-4	2.8 V	Over Current Over Temperature	1.81 mOhm	1	4-UDFN Exposed Pad
Nisshinbo Micro Devices Inc RP122Z131D-TR-T	5.5 V	Surface Mount		Enable	400 mA	65 dB 90 dB	Positive	85 °C	-40 °C	WLCSP-4-P8	1.3 V	Over Current Over Temperature	1.81 mOhm	1	4-XFBGA WLCSP
Nisshinbo Micro Devices Inc RP122K301B-TR	5.5 V	Surface Mount	0.265 V	Enable	400 mA	65 dB 90 dB	Positive	85 °C	-40 °C	DFN(PL)1010-4		Over Current Over Temperature	1.81 mOhm	1	4-UDFN Exposed Pad
Nisshinbo Micro Devices Inc RP122K181D-TR	5.5 V	Surface Mount	0.365 V	Enable	400 mA	65 dB 90 dB	Positive	85 °C	-40 °C	DFN(PL)1010-4	1.8 V	Over Current Over Temperature	1.81 mOhm	1	4-UDFN Exposed Pad
Nisshinbo Micro Devices Inc RP122K331D-TR	5.5 V	Surface Mount	0.245 V	Enable	400 mA	65 dB 90 dB	Positive	85 °C	-40 °C	DFN(PL)1010-4	3.3 V	Over Current Over Temperature	1.81 mOhm	1	4-UDFN Exposed Pad
Nisshinbo Micro Devices Inc RP122Z281D-TR-F	5.5 V	Surface Mount	0.225 V	Enable	400 mA	65 dB 90 dB	Positive	85 °C	-40 °C	WLCSP-4-P8	2.8 V	Over Current Over Temperature	1.81 mOhm	1	4-XFBGA WLCSP

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	10000	$ 0.43

General part information

Linear Voltage Regulator IC Positive Fixed 1 Output 400mA DFN(PL)1010-4

Technical documentation and resources