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ADP5041 - Micro PMU

Description

The ADP5041 combines one high performance buck regulator and two low dropout (LDO) regulators in a small 20-lead LFCSP to meet demanding performance and board space requirements.

Features

  • Input voltage range: 2.3 V to 5.5 V One 1.2 A buck regulator Two 300 mA LDOs 20-lead, 4 mm × 4 mm LFCSP package Overcurrent and thermal protection Soft start Undervoltage lockout Open-drain processor reset with externally adjustable threshold monitoring Guaranteed reset output valid to VAVIN = 1 V Manual reset input Watchdog refresh input Buck key specifications Output voltage range: 0.8 V to 3.8 V Current mode topology for excellent transient response 3 MHz operating frequency Peak efficiency u.

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Datasheet Details

Part number ADP5041
Manufacturer Analog Devices
File Size 4.03 MB
Description Micro PMU
Datasheet download datasheet ADP5041 Datasheet
Additional preview pages of the ADP5041 datasheet.

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Full PDF Text Transcription

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Data Sheet Micro PMU with 1.2 A Buck, Two 300 mA LDOs, Supervisory, Watchdog, and Manual Reset ADP5041 FEATURES Input voltage range: 2.3 V to 5.5 V One 1.2 A buck regulator Two 300 mA LDOs 20-lead, 4 mm × 4 mm LFCSP package Overcurrent and thermal protection Soft start Undervoltage lockout Open-drain processor reset with externally adjustable threshold monitoring Guaranteed reset output valid to VAVIN = 1 V Manual reset input Watchdog refresh input Buck key specifications Output voltage range: 0.8 V to 3.8 V Current mode topology for excellent transient response 3 MHz operating frequency Peak efficiency up to 96% Uses tiny multilayer inductors and capacitors Mode pin selects forced PWM or auto PWM/PSM mode 100% duty cycle low dropout mode LDOs key specifications Output voltage range: 0.
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