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PM6644

Part Number	PM6644
Manufacturer	STMicroelectronics
Description	350mA adjustable step-down regulator
Published	Sep 6, 2013
Detailed Description	PM6644 350 mA adjustable step-down regulator Datasheet − production data Features ■ ■ ■ ■ ■ ■ ■ ■ 4.5 V to 25 V input ...
Datasheet	PM6644 PDF File

Overview

PM6644 350 mA adjustable step-down regulator Datasheet − production data Features ■ ■ ■ ■ ■ ■ ■ ■ 4.
5 V to 25 V input voltage range Output voltage VOUT: fixed 3.
47 V or adjustable 0.
9 V to 8 V 350 mA valley current limit Constant-on-time control Programmable switching frequency Pulse skipping mode (skip mode) at light loads Independent EN signals Latched OVP and UVP switching regulator can be programmed to regulate a fixed value of 3.
47 V or it can deliver an adjustable voltage, depending on the FB pin setup.
DFN10 Applications ■ ■ ■ ■ Networking power supply Portable applications Microcontroller supply Industrial supply Description The PM6644 is a 350 mA valley current limit stepdown r...

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