LT2940

PRODUCTION

Power and Current Monitor

Part Models: 8
1ku List Price: Starting From $2.48

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Part Details

Four-Quadrant Power Measurement
±5% Power Measurement Accuracy
4V to 80V High Side Sense, 100V Max
Current Mode Power and Current Outputs
Output Bandwidth Exceeds 500kHz
±3% Current Measurement Accuracy
6V to 80V Supply Range, 100V Max
Inverting and Noninverting Open-Collector Comparator Outputs
Available in 12-Pin DFN (3mm × 3mm) and 12-Lead MSOP Packages

Part Models: 8
1ku List Price: Starting From $2.48

Documentation

Reliability Data 1

R553 Reliability Data 03/23/2018

Technical Articles 1

Unique Analog Multiplier Continuously Monitors Instantaneous Power and Simplifies Design of Power Control Loops 07/01/2010

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
LT2940CDD#PBF	12-Lead DFN (3mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940CDD#TRPBF	12-Lead DFN (3mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940CMS#PBF	12-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940CMS#TRPBF	12-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940IDD#PBF	12-Lead DFN (3mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940IDD#TRPBF	12-Lead DFN (3mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940IMS#PBF	12-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT2940IMS#TRPBF	12-Lead MSOP	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Feb 4, 2020 - 20_0129 Laser Mark Conversion for 12-Lead MSOP Packages Assembled in ADPG and UTAC
		PCN20_0129_Form Material_Report
LT2940CMS#PBF	PRODUCTION
LT2940CMS#TRPBF	PRODUCTION
LT2940IMS#PBF	PRODUCTION
LT2940IMS#TRPBF	PRODUCTION
Oct 11, 2022 - 22_0244 Epoxy Change from Henkel 8290 to 8290A for MSOP Package
		PCN22_0244_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT2940IMS#PBF	PRODUCTION
LT2940IMS#TRPBF	PRODUCTION
Apr 18, 2022 - 22_0050 UTAC Thai Limited (UTL) as Alternate Assembly Site for MSOP Packages / Devices
		PCN22_0050_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LT2940IMS#PBF	PRODUCTION
LT2940IMS#TRPBF	PRODUCTION

Hardware Ecosystem

Parts	Product Life Cycle	Description
Analog to Digital Converters 1
LTC2945	RECOMMENDED FOR NEW DESIGNS	Wide Range I²C Power Monitor
Current Mirrors & Matched Devices 1
LT5400	RECOMMENDED FOR NEW DESIGNS	Quad Matched Resistor Network
Protection Switches & Controllers 1
LT4363	RECOMMENDED FOR NEW DESIGNS	High Voltage Surge Stopper with Current Limit
RMS to DC Converters 1
LTC1966	PRODUCTION	Precision Micropower ΔΣ RMS-to-DC Converter

Tools & Simulations

LTspice

Models for the following parts are available in LTspice:

LT2940

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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