LT8490

RECOMMENDED FOR NEW DESIGNS

High Voltage, High Current Buck-Boost Battery Charge Controller with Maximum Power Point Tracking (MPPT)

Data Sheet Product Selection Table

Part Models: 4
1ku List Price: Starting From $12.25

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Part Details

V_IN Range: 6V to 80V
V_BAT Range: 1.3V to 80V
Single Inductor Allows V_IN Above, Below, or Equal to V_BAT
Automatic MPPT for Solar Powered Charging
Automatic Temperature Compensation
No Software or Firmware Development Required
Operation from Solar Panel or DC Supply
Input and Output Current Monitor Pins
Four Integrated Feedback Loops
Synchronizable Fixed Frequency: 100kHz to 400kHz
64-Lead (7mm × 11mm × 0.75mm) QFN Package

Part Models: 4
1ku List Price: Starting From $12.25

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
LT8490EUKJ#PBF	64(58)-Lead Plastic QFN (7mm × 11mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8490EUKJ#TRPBF	64(58)-Lead Plastic QFN (7mm × 11mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8490IUKJ#PBF	64(58)-Lead Plastic QFN (7mm × 11mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8490IUKJ#TRPBF	64(58)-Lead Plastic QFN (7mm × 11mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

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

Hardware Ecosystem

Parts	Product Life Cycle	Description
Battery Cell Balancers 1
LTC3305	RECOMMENDED FOR NEW DESIGNS	Lead Acid Battery Balancer
Dual-Supply Monitors 1
LTC2966	RECOMMENDED FOR NEW DESIGNS	100V Micropower Dual Voltage Monitor
Switching Battery Chargers 2
LTC4020	RECOMMENDED FOR NEW DESIGNS	55V Buck-Boost Multi-Chemistry Battery Charger
LT3652HV	RECOMMENDED FOR NEW DESIGNS	Power Tracking 2A Battery Charger

Evaluation Kits

LT8490 Demo Board | High Efficiency MPPT Buck-Boost Battery Charger Controller 17V To 54V Up To 200W Solar Panel VIN. 12V SLA Battery @ Up To 16.6A Charge Current

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Product Details

Demonstration circuit 2069A features LT8490, a high performance buck-boost converter that implements an MPPT function and flexible charging profiles suitable for most battery types such as flooded and sealed lead acid batteries and Lithium-Ion batteries, and can operate from input voltages above, below or equal to the battery voltage.