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ADP2138 - Compact 800mA 3 MHz Step-Down DC-to-DC Converter

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Description

Input voltage: 2.3 V to 5.5 V Peak efficiency: 95% 3 MHz fixed frequency operation Typical quiescent current: 24 μA Very small solution size 6-lead, 1 mm × 1.5 mm WLCSP package Fast load and line transient response 100% duty cycle low dropout mode Internal synchronous rectifier, compensation, and s

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Datasheet Details

Part number ADP2138
Manufacturer Analog Devices
File Size 450.70 KB
Description Compact 800mA 3 MHz Step-Down DC-to-DC Converter
Datasheet download datasheet ADP2138 Datasheet
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Full PDF Text Transcription

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Data Sheet Compact, 800 mA, 3 MHz, Step-Down DC-to-DC Converter ADP2138/ADP2139 FEATURES GENERAL DESCRIPTION Input voltage: 2.3 V to 5.5 V Peak efficiency: 95% 3 MHz fixed frequency operation Typical quiescent current: 24 μA Very small solution size 6-lead, 1 mm × 1.5 mm WLCSP package Fast load and line transient response 100% duty cycle low dropout mode Internal synchronous rectifier, compensation, and soft start Current overload and thermal shutdown protections Ultralow shutdown current: 0.2 μA (typical) Forced PWM and automatic PWM/PSM modes Supported by ADIsimPower™ design tool The ADP2138 and ADP2139 are high efficiency, low quiescent current, synchronous step-down dc-to-dc converters. The ADP2139 has the additional feature of an internal discharge switch.
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