LM2647 - Dual Synchronous Buck Regulator Controller

Texas Instruments

The LM2647 by Texas Instruments is a Dual Synchronous Buck Regulator Controller. Below is the official datasheet preview.

📥 Download Datasheet

LM2647 Dual Synchronous Buck Regulator Controller by Texas Instruments - Datasheet Preview — Official preview page of the **LM2647** Dual Synchronous Buck Regulator Controller datasheet (Texas Instruments).

Datasheet Details

Part number	LM2647
Manufacturer	Texas Instruments
File Size	3.37 MB
Description	Dual Synchronous Buck Regulator Controller
Datasheet	LM2647-etcTI.pdf
Additional preview pages of the LM2647 datasheet.

LM2647 Product details

Description

The LM2647 is an adjustable 200-500kHz dual channel voltage-mode controlled high-speed synchronous buck regulator controller ideally suited for battery powered applications such as laptop and notebook computers.

Features

1.
2 Input Voltage Range from 5.5V to 28V.
Synchronous Dual-channel Interleaved Switching.
Forced-PWM or Pulse-skip Modes.
Lossless Bottom-side FET Current Sensing.
Adaptive Duty Cycle Clamping.
High Current N-channel FET Drivers.
Low Shutdown Supply Currents.
Reference Voltage Accurate to Within ±1.5%.
Output Voltage Adjustable down to 0.6V.
Power Good flag and Chip Enable.
Under-voltage Lockout.

📁 LM2647 Similar Datasheet

LM2640 - Dual Adjustable Step-Down Switching Power-Supply Controller (National Semiconductor)
LM2641 - Dual Adjustable Step-Down Switching Power Supply Controller (National Semiconductor)
LM2642 - Two-Phase Synchronous Step-Down Switching Controller (National Semiconductor)
LM2645 - Advanced Two-Phase Switching Controller (National Semiconductor)
LM2648 - Synchronous Step-Down 3-Channel Switching Regulator Controller (National Semiconductor)
LM26 - Factory Preset Thermostat (National Semiconductor)
LM260 - Voltage Comparators (National Semiconductor)
LM26001 - Switching Regulator (National Semiconductor)

Other Datasheets by Texas Instruments

LM26400Y - 500-kHz Wide Input Range Buck Regulator
LM26420 - High-Efficiency Synchronous DC/DC Converter
LM26420-Q1 - High-Efficiency Synchronous DC/DC Converter
LM26480 - 1.5-A Buck Regulators and Dual 300-mA LDO
LM26480-Q1 - 1.5-A Buck Regulators and Dual 300-mA LDO
LM26484 - Power Management Unit

Published: Feb 21, 2020 |