Specification	LP3971SQ-2G16/NOPB

Applications	Processor
Current - Supply	60 µA
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	40-WFQFN Exposed Pad
Supplier Device Package	40-WQFN (5x5)
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	2.7 V

LP3971 Series

Part	Applications	Mounting Type	Operating Temperature [Max]	Operating Temperature [Min]	Current - Supply	Supplier Device Package	Voltage - Supply [Min]	Voltage - Supply [Max]	Package / Case
Texas Instruments LP3971SQX-U511/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQE-7848/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQX-W416/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQ-B410	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQX-B410/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQX-7848/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQX-8858/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQ-D510/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad
Texas Instruments LP3971SQ-2G16/NOPB	Processor	Surface Mount	85 °C	-40 °C	60 µA	40-WQFN (5x5)	2.7 V	5.5 V	40-WFQFN Exposed Pad

Pricing

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)	1000	$ 4.58
		2000	$ 4.41
Texas Instruments	SMALL T&R	1	$ 7.10
		100	$ 5.79
		250	$ 4.55
		1000	$ 3.86

Description

General part information

LP3971 Series

The LP3971 is a multi-function, programmable Power Management Unit, designed especially for advanced application processors. The LP3971 is optimized for low power handheld applications and provides 6 low dropout, low noise linear regulators, three DC/DC magnetic buck regulators, a back-up battery charger and two GPIO’s. A high speed serial interface is included to program individual regulator output voltages as well as on/off control.

Documents

Technical documentation and resources

LP3971 Power Management Unit for Advanced Application Processors datasheet (Rev. V)

Data sheet