LM2640 Datasheet, Controller, National Semiconductor

LM2640 Features

• Controller n 200 kHz fixed-frequency switching n Switching synchronization with an external signal up to 400 kHz n Optional pulse-skipping mode n Adjustable secondary feedback n Input undervoltage

PDF File Details

Part number:

LM2640

Manufacturer:

National Semiconductor

File Size:

542.79kb

Download:

📄 Datasheet

Description:

Dual adjustable step-down switching power-supply controller. The LM2640 is a dual step-down power supply controller intended for application in notebook personal computers and other battery-powe

LM2640 Application

• Applications n Notebook and subnotebook computers n Wireless data terminals n Battery-powered instruments Connection Diagram and Ordering Informati

TAGS

LM2640

National Semiconductor

📁 Related Datasheet

LM2640 - Dual Adjustable Step-Down Switching Power Supply Controller (Texas Instruments)
LM2640 .ti. SNVS019B – DECEMBER 1998 – REVISED APRIL 2013 LM2640 Dual Adjustable Step-Down Switching Power Supply Controller Check for Sample.

LM26400Y - 500-kHz Wide Input Range Buck Regulator (Texas Instruments)
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM26400Y SNVS457D – FEBRUARY 2007 – REVISED OCTOBER 2015 LM2.

LM26400Y - 500kHz Wide Input Range Buck Regulator (National Semiconductor)
LM26400Y Dual 2A, 500kHz Wide Input Range Buck Regulator February 2007 LM26400Y Dual 2A, 500kHz Wide Input Range Buck Regulator General Description .

LM2641 - Dual Adjustable Step-Down Switching Power Supply Controller (National Semiconductor)
LM2641 Dual Adjustable Step-Down Switching Power Supply Controller January 2000 LM2641 Dual Adjustable Step-Down Switching Power Supply Controller G.

LM2641 - Dual Adjustable Step-Down Switching Power Supply Controller (Texas Instruments)
LM2641 .ti. SNVS040B – JANUARY 2000 – REVISED APRIL 2013 LM2641 Dual Adjustable Step-Down Switching Power Supply Controller Check for Samples.

LM2642 - Two-Phase Synchronous Step-Down Switching Controller (National Semiconductor)
LM2642 Two-Phase Synchronous Step-Down Switching Controller May 2003 LM2642 Two-Phase Synchronous Step-Down Switching Controller General Description.

LM2642 - Two-Phase Synchronous Step-Down Switching Controller (Texas Instruments)
LM2642 .ti. SNVS203I – MAY 2002 – REVISED APRIL 2013 LM2642 Two-Phase Synchronous Step-Down Switching Controller Check for Samples: LM2642 F.

LM26420 - High-Efficiency Synchronous DC/DC Converter (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design LM26420 SNVS579L – FEBRUARY 2009 – REVISED MA.

LM26420 - High Frequency 2.0A Load - Step-Down DC-DC Regulator (National Semiconductor Corporation)
LM26420 Dual 2.0A, High Frequency Step-Down DC-DC Regulator March 24, 2009 LM26420 Dual 2.0A, High Frequency Synchronous Step-Down DCDC Regulator ww.

LM26420-Q1 - High-Efficiency Synchronous DC/DC Converter (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design LM26420-Q1 SNVSB35B – MAY 2018 – REVISED JUNE.