LT4220

RECOMMENDED FOR NEW DESIGNS

Dual Supply Hot Swap Controller

Data Sheet Product Selection Table

Part Models: 4
1ku List Price: Starting From $4.61

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Part Details

Hot Swap^™ Controller for Positive and Negative Supplies
Supply Tracking Mode
±2.7V to ±16.5V Operation
Analog Current Limit with Foldback
Allows Safe Board Insertion and Removal from a Live Backplane
Open-Collector Power Good Comparators
Automatic Retry or Latchoff After a Current Fault
Dual Undervoltage Lockout Comparator Inputs
Current Fault Indication

Part Models: 4
1ku List Price: Starting From $4.61

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
LT4220CGN#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT4220CGN#TRPBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT4220IGN#PBF	16-Lead SSOP (Narrow 0.15 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT4220IGN#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
LT4220CGN#PBF	PRODUCTION
LT4220CGN#TRPBF	PRODUCTION
LT4220IGN#PBF	PRODUCTION
LT4220IGN#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
LT4220CGN#PBF	PRODUCTION
LT4220CGN#TRPBF	PRODUCTION
LT4220IGN#PBF	PRODUCTION
LT4220IGN#TRPBF	PRODUCTION
Apr 6, 2022 - 22_0066 Laser Top Mark for 16QSOP Assembled in ADPG [PNG]
		PCN22_0066_Form Material_Report Delta Qualification Matrix
LT4220CGN#PBF	PRODUCTION
LT4220CGN#TRPBF	PRODUCTION
LT4220IGN#PBF	PRODUCTION
LT4220IGN#TRPBF	PRODUCTION

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

Software Resources

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Hardware Ecosystem

Parts	Product Life Cycle	Description
LTC4214	RECOMMENDED FOR NEW DESIGNS	Negative Voltage Hot Swap Controllers
LTC4218	RECOMMENDED FOR NEW DESIGNS	Hot Swap Controller

Tools & Simulations

LTspice 1

LT4220 - Hot Swap Controllers

Models for the following parts are available in LTspice:

LT4220

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.

Evaluation Kits

LT4220EGN | + / - 12V, 2A Hot Swap Controller with External FETs, VIN = + / - 12V, VOUT = +12V/2a, -12V/2a

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Product Details

DC665A: Demo Board for the LT4220 Dual Supply Hot Swap Controller.

Resources

DC665A - Demo Manual
9/24/2009

DC665A - Schematic
9/24/2009

DC665A - Design File
9/24/2009

Latest Discussions

4 Years Ago

LT4220

Part Details

Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Technical Articles 1

Product Selector Card 1