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LM2640

Part Number	LM2640
Manufacturer	Texas Instruments
Description	Dual Adjustable Step-Down Switching Power Supply Controller
Published	Feb 21, 2020
Detailed Description	LM2640 www.ti.com SNVS019B – DECEMBER 1998 – REVISED APRIL 2013 LM2640 Dual Adjustable Step-Down Switching Power Supp...
Datasheet	LM2640 PDF File

Overview

LM2640 www.
ti.
com SNVS019B – DECEMBER 1998 – REVISED APRIL 2013 LM2640 Dual Adjustable Step-Down Switching Power Supply Controller Check for Samples: LM2640 FEATURES 1 •2 200 kHz Fixed-Frequency Switching • Switching Synchronization with an External Signal up to 400 kHz • Optional Pulse-Skipping Mode • Adjustable Secondary Feedback • Input Undervoltage Lockout • Output Undervoltage Shutdown Protection • Output Overvoltage Shutdown Protection • Programmable Soft-Start (Each Controller) • 5V, 50 mA Linear Regulator Output • Precision 2.
5V Reference Output • 28-Pin Package APPLICATIONS • Notebook and Subnotebook Computers • Wireless Data Terminals • Battery-Powered Instruments KEY SPECIFICA...

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