LT1579

PRODUCTION

300mA Dual Input Smart Battery Backup Regulator

Data Sheet Product Selection Table

Part Models: 32
1ku List Price: Starting From $4.90

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Part Details

Maintains Output Regulation with Dual Inputs
Dropout Voltage: 0.4V
Output Current: 300mA
50µA Quiescent Current
No Protection Diodes Needed
Two Low-Battery Comparators
Status Flags Aid Power Management
Adjustable Output from 1.5V to 20V
Fixed Output Voltages: 3V, 3.3V and 5V
7µA Quiescent Current in Shutdown
Reverse-Battery Protection
Reverse Current Protection
Remove, Recharge and Replace Batteries Without Loss of Regulation

Part Models: 32
1ku List Price: Starting From $4.90

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
LT1579CGN#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN-3#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN-3#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN-3.3#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN-3.3#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN-5#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CGN-5#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS#PBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS#TRPBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS-3#PBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS-3#TRPBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS-3.3#PBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS-3.3#TRPBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS-5#PBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS-5#TRPBF	16-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8-3#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8-3#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8-3.3#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8-3.3#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8-5#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579CS8-5#TRPBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN-3#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN-3#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN-3.3#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN-3.3#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN-5#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1579IGN-5#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Oct 3, 2024 - 24_0235 (QSOP/SSOP PKG) Migrating Bottom Trace Code Marking to Top Side Laser Marking
		PCN24_0235_Form Material_Report Other Delta Qualification Matrix
LT1579CGN#PBF	PRODUCTION
LT1579CGN#TRPBF	PRODUCTION
LT1579CGN-3.3#PBF	PRODUCTION
LT1579CGN-3.3#TRPBF	PRODUCTION
LT1579CGN-5#PBF	PRODUCTION
LT1579CGN-5#TRPBF	PRODUCTION
LT1579IGN#PBF	PRODUCTION
LT1579IGN#TRPBF	PRODUCTION
LT1579IGN-3.3#PBF	PRODUCTION
LT1579IGN-3.3#TRPBF	PRODUCTION
LT1579IGN-5#PBF	PRODUCTION
LT1579IGN-5#TRPBF	PRODUCTION
Oct 11, 2022 - 22_0235 Epoxy Change from Henkel 8290 to 8290A for GN Package
		PCN22_0235_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT1579CGN#PBF	PRODUCTION
LT1579CGN#TRPBF	PRODUCTION
LT1579CGN-3.3#PBF	PRODUCTION
LT1579CGN-3.3#TRPBF	PRODUCTION
LT1579CGN-5#PBF	PRODUCTION
LT1579CGN-5#TRPBF	PRODUCTION
LT1579IGN#PBF	PRODUCTION
LT1579IGN#TRPBF	PRODUCTION
LT1579IGN-3.3#PBF	PRODUCTION
LT1579IGN-3.3#TRPBF	PRODUCTION
LT1579IGN-5#PBF	PRODUCTION
LT1579IGN-5#TRPBF	PRODUCTION
Apr 6, 2022 - 22_0066 Laser Top Mark for 16QSOP Assembled in ADPG [PNG]
		PCN22_0066_Form Material_Report Delta Qualification Matrix
LT1579CGN#PBF	PRODUCTION
LT1579CGN#TRPBF	PRODUCTION
LT1579CGN-3.3#PBF	PRODUCTION
LT1579CGN-3.3#TRPBF	PRODUCTION
LT1579CGN-5#PBF	PRODUCTION
LT1579CGN-5#TRPBF	PRODUCTION
LT1579IGN#PBF	PRODUCTION
LT1579IGN#TRPBF	PRODUCTION
LT1579IGN-3.3#PBF	PRODUCTION
LT1579IGN-3.3#TRPBF	PRODUCTION
LT1579IGN-5#PBF	PRODUCTION
LT1579IGN-5#TRPBF	PRODUCTION
Oct 8, 2024 - 24_0236 Migrating Bottom Trace Code Marking to Top Side Laser Marking for SOIC_N Package
		PCN24_0236_Form Material_Report Marking Comparison Delta Qualification Matrix
LT1579CS#PBF	PRODUCTION
LT1579CS#TRPBF	PRODUCTION
LT1579CS-3#PBF	PRODUCTION
LT1579CS-3#TRPBF	PRODUCTION
LT1579CS-3.3#PBF	PRODUCTION
LT1579CS-3.3#TRPBF	PRODUCTION
LT1579CS-5#PBF	PRODUCTION
LT1579CS-5#TRPBF	PRODUCTION
LT1579CS8#PBF	PRODUCTION
LT1579CS8#TRPBF	PRODUCTION
LT1579CS8-3#PBF	PRODUCTION
LT1579CS8-3#TRPBF	PRODUCTION
LT1579CS8-3.3#PBF	PRODUCTION
LT1579CS8-3.3#TRPBF	PRODUCTION
LT1579CS8-5#PBF	PRODUCTION
LT1579CS8-5#TRPBF	PRODUCTION
Oct 12, 2022 - 22_0252 Epoxy Change from Henkel 8290 to 8290A for 16-Lead SOIC Package
		PCN22_0252_Form Material_Report Qualification Results Summary
LT1579CS#PBF	PRODUCTION
LT1579CS#TRPBF	PRODUCTION
LT1579CS-3#PBF	PRODUCTION
LT1579CS-3#TRPBF	PRODUCTION
LT1579CS-3.3#PBF	PRODUCTION
LT1579CS-3.3#TRPBF	PRODUCTION
LT1579CS-5#PBF	PRODUCTION
LT1579CS-5#TRPBF	PRODUCTION
Aug 6, 2022 - 22_0173 Laser Top Mark Conversion for SOICN14 and SOICN16 Packages Assembled on ADPG [PNG]
		PCN22_0173_Form Material_Report Delta Qualification Matrix
LT1579CS#PBF	PRODUCTION
LT1579CS#TRPBF	PRODUCTION
LT1579CS-3#PBF	PRODUCTION
LT1579CS-3#TRPBF	PRODUCTION
LT1579CS-3.3#PBF	PRODUCTION
LT1579CS-3.3#TRPBF	PRODUCTION
LT1579CS-5#PBF	PRODUCTION
LT1579CS-5#TRPBF	PRODUCTION
Oct 12, 2022 - 22_0254 Epoxy Change from Henkel 8290 to 8290A for 8-Lead SOIC Package (PCN part 1 of 2)
		PCN22_0254_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT1579CS8#PBF	PRODUCTION
LT1579CS8#TRPBF	PRODUCTION
LT1579CS8-3#PBF	PRODUCTION
LT1579CS8-3#TRPBF	PRODUCTION
LT1579CS8-3.3#PBF	PRODUCTION
LT1579CS8-3.3#TRPBF	PRODUCTION
LT1579CS8-5#PBF	PRODUCTION
LT1579CS8-5#TRPBF	PRODUCTION
Jun 11, 2021 - 21_0060 Laser Top Mark for 8SOICN Assembled in ADPG, UTL and CRM
		PCN21_0060_Form Material_Report Delta Qualification Matrix
LT1579CS8#PBF	PRODUCTION
LT1579CS8#TRPBF	PRODUCTION
LT1579CS8-3#PBF	PRODUCTION
LT1579CS8-3#TRPBF	PRODUCTION
LT1579CS8-3.3#PBF	PRODUCTION
LT1579CS8-3.3#TRPBF	PRODUCTION
LT1579CS8-5#PBF	PRODUCTION
LT1579CS8-5#TRPBF	PRODUCTION

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

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Part Details

Documentation

Data Sheet 1

Reliability Data 1

Application Note 1

Design Note 3

Spec Notice 1

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