LT1619

PRODUCTION

Low Voltage Current Mode PWM Controller

Data Sheet Product Selection Table

Part Models: 4
1ku List Price: Starting From $2.53

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Part Details

Wide V_IN Range: 1.9V to 18V
300kHz Fixed Frequency Current Mode Control
1A Rail-to-Rail N-Channel MOSFET Driver
Low 53mV Current Limit Threshold Voltage Improves Efficiency
Implements Boost, SEPIC and Flyback Converters Requiring Low Side Power Transistors
Internal Current Sense Amplifier with Leading Edge Blanking
Up to 500kHz External Synchronization
Burst Mode^® Operation for High Efficiency at Light Load
140µA Quiescent Current
15µA Shutdown Current
8-Lead MSOP and SO Packages

Part Models: 4
1ku List Price: Starting From $2.53

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
LT1619EMS8#PBF	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1619EMS8#TRPBF	8-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1619ES8#PBF	8-Lead SOIC (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT1619ES8#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
LT1619EMS8#PBF	PRODUCTION
LT1619EMS8#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
LT1619EMS8#PBF	PRODUCTION
LT1619EMS8#TRPBF	PRODUCTION
Dec 14, 2023 - 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
LT1619ES8#PBF	PRODUCTION
LT1619ES8#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
LT1619ES8#PBF	PRODUCTION
LT1619ES8#TRPBF	PRODUCTION

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

Software Resources

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Hardware Ecosystem

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Parts	Product Life Cycle	Description
LT3759	PRODUCTION	Wide Input Voltage Range Boost/SEPIC/Inverting Controller

Tools & Simulations

LTspice 1

LT1619 Demo Circuit - Low Voltage Current Mode PWM Controller (3.3V to 5V @ 1A)

Models for the following parts are available in LTspice:

LT1619

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Part Details

Documentation

Data Sheet 1

Reliability Data 1

Technical Articles 1