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LP3971SQ-B410/NOPB-LP3971SQ-N510 NOPB Fast Delivery,Good Price
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LP3971SQ-B410/NOPB |LP3971SQB410NOPBNSN/a5302avaiPower Management IC (PMIC) for Advanced Application Processors 40-WQFN -40 to 125
LP3971SQ-B410/NOPB |LP3971SQB410NOPBNSCN/a16237avaiPower Management IC (PMIC) for Advanced Application Processors 40-WQFN -40 to 125
LP3971SQ-N510 NOPB |LP3971SQN510NOPBNSC N/a1000avaiPower Management IC (PMIC) for Advanced Application Processors 40-WQFN


LP3971SQ-B410/NOPB ,Power Management IC (PMIC) for Advanced Application Processors 40-WQFN -40 to 125FEATURES KEY SPECIFICATIONS2• Compatible with Advanced Applications • Buck RegulatorsProcessors Req ..
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LP3971SQ-B410/NOPB-LP3971SQ-N510 NOPB
Power Management Unit for Advanced Application Processors
LP3971
www.ti.com
SNVS432V –JANUARY 2006–REVISED MAY 2013
LP3971 Power Management Unit for Advanced Application Processors
Checkfor Samples: LP3971
1FEATURES KEY SPECIFICATIONS Compatible with Advanced Applications • Buck Regulators
Processors Requiring DVM (Dynamic Voltage – Programmable VOUT from 0.725to 3.3VManagement) – Upto 95% Efficiency Three Buck Regulators for Powering High – Upto 1.6A Output CurrentCurrent Processor Functionsor I/O's – ±3% Output Voltage Accuracy• 6 LDO's for Powering RTC, Peripherals, and • LDO’sI/O's Programmable VOUTof 1.0V–3.3V• Backup Battery Charger with Automatic ±3% output voltage accuracySwitch for Lithium-Manganese Coin Cell
Batteries and Super Capacitors – 150/300/370 mA output currentsI2C Compatible High Speed Serial Interface – LDO RTC30 mA Software Controlof Regulator Functions and – LDO1 300 mA
Settings – LDO2 150 mA Precision Internal Reference – LDO3 150 mA Thermal Overload Protection – LDO4 150 mA Current Overload Protection – LDO5 370 mA Tiny 40-pin 5x5 mm WQFN Package – 100 mV (typ) dropout
APPLICATIONS DESCRIPTION

The LP3971isa multi-function, programmable Power• PDA Phones
Management Unit, designed especially for advanced• Smart Phones application processors. The LP3971is optimized for• Personal Media Players low power handheld applications and provides6 low Digital Cameras dropout, low noise linear regulators, three DC/DC
magnetic buck regulators,a back-up battery charger• Application Processors and two GPIO’s.A high speed serial interfaceis– Marvell PXA included to program individual regulator output voltagesas wellas on/off control.
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