LP3981ILD-2.5

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National Semiconductor

IC REG LINEAR FIXED POS LDO REG

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National Semiconductor

IC REG LINEAR FIXED POS LDO REG

Technical Specifications

Parameters and characteristics for this part

Specification	LP3981ILD-2.5

Control Features	Enable
Current - Output	300 mA
Current - Quiescent (Iq)	120 µA
Current - Supply (Max) [Max]	210 µA
Mounting Type	Surface Mount
Number of Regulators	1
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Type	1.81 mOhm
Protection Features	Over Temperature, Over Current, Short Circuit
PSRR [Max]	55 dB
PSRR [Min]	50 dB
Supplier Device Package	6-WSON (3x4)
Voltage - Input (Max) [Max]	6 V
Voltage - Output (Min/Fixed)	2.5 V
Voltage Dropout (Max) [Max]	0.2 V

Part	Current - Supply (Max) [Max]	Number of Regulators	Current - Quiescent (Iq)	Output Configuration	Mounting Type	Current - Output	Voltage - Output (Min/Fixed)	Control Features	PSRR [Max]	PSRR [Min]	Protection Features	Voltage - Input (Max) [Max]	Supplier Device Package	Voltage Dropout (Max) [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Output Type
National Semiconductor LP3981ILD-2.5	210 µA	1	120 µA	Positive	Surface Mount	300 mA	2.5 V	Enable	55 dB	50 dB	Over Current Over Temperature Short Circuit	6 V	6-WSON (3x4)	0.2 V	125 °C	-40 °C	1.81 mOhm

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

Distributor	Package	Quantity	$

Digikey	Bulk	1211	$ 0.25

General part information

Linear Voltage Regulator IC Positive Fixed 1 Output 300mA 6-WSON (3x4)

Technical documentation and resources

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