LT1949

PRODUCTION

600kHz, 1A Switch PWM DC/DC Converter

Data Sheet Product Selection Table

Part Models: 6
1ku List Price: Starting From $3.20

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Part Details

1.1A, 0.5Ω, 30V Internal Switch
Operates with V_IN as Low as 1.5V
600kHz Fixed Frequency Operation
Low-Battery Detector Active in Shutdown
Low V_CESAT Switch: 410mV at 800mA
Pin-for-Pin Compatible with the LT1317B
Small 8-Lead MSOP Package and SO Packages

Part Models: 6
1ku List Price: Starting From $3.20

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
LT1949EMS8#PBF	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1949EMS8#TRPBF	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1949ES8#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1949ES8#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1949IS8#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1949IS8#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jun 5, 2024 - 24_0003 Epoxy Change from Henkel 8290 to 8290A for MSOP Package (2)
		PCN24_0003_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT1949EMS8#PBF	PRODUCTION
LT1949EMS8#TRPBF	PRODUCTION
Feb 3, 2020 - 20_0128 Laser Top Mark for 8 Lead MSOP Packages Assembled in ADPG and UTAC
		PCN20_0128_Form Material_Report
LT1949EMS8#PBF	PRODUCTION
LT1949EMS8#TRPBF	PRODUCTION
Oct 24, 2024 - 24_0246 Migrating Bottom Trace Code Marking to Top Side Laser Marking for SOIC_N Package
		PCN24_0246_Form Material_Report Marking Comparison Delta Qualification Matrix
LT1949ES8#PBF	PRODUCTION
LT1949ES8#TRPBF	PRODUCTION
LT1949IS8#PBF	PRODUCTION
LT1949IS8#TRPBF	PRODUCTION
Oct 12, 2022 - 22_0255 Epoxy Change from Henkel 8290 to 8290A for 8-Lead SOIC Package (PCN part 2 of 2)
		PCN22_0255_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT1949ES8#PBF	PRODUCTION
LT1949ES8#TRPBF	PRODUCTION
LT1949IS8#PBF	PRODUCTION
LT1949IS8#TRPBF	PRODUCTION
Jun 16, 2021 - 21_0026 Laser Top Mark for 8SOICN Assembled in ADPG, UTL and CRM
		PCN21_0026_Form Material_Report Delta Qualification Matrix
LT1949ES8#PBF	PRODUCTION
LT1949ES8#TRPBF	PRODUCTION
LT1949IS8#PBF	PRODUCTION
LT1949IS8#TRPBF	PRODUCTION

This is the most up-to-date revision of the Data Sheet.

Tools & Simulations

LTspice 1

LT1949 - Step-Up (Boost) Regulators

Models for the following parts are available in LTspice:

LT1949
LT1949-1

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

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Part Details

Documentation

Data Sheet 1

Reliability Data 1

Technical Articles 1

Tools & Simulations

LTspice 1

Models for the following parts are available in LTspice:

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