LTC4000IGN-1#PBF

Battery Chargers Overview

The LTC4000IGN-1#PBF is a high-voltage, high-performance controller designed to convert externally compensated DC/DC power supplies into full-featured battery chargers. It supports lithium-ion and lithium polymer batteries with programmable float voltage accuracy of ±0.25%. The device operates with an input voltage range of 4.5V to 36V and integrates features such as selectable timer or current termination, NTC thermistor temperature qualification, automatic recharge, and C/10 trickle charge for deeply discharged cells. It includes bad battery detection and status indicator outputs.

Battery Chargers Feature Summary

• Integrates precision current sensing for lower sense voltages in high-current applications
• Supports multiple charging termination methods including timer and current thresholds
• Provides comprehensive protection mechanisms including overvoltage, overcurrent, and temperature monitoring

Battery Chargers Applications

• Smart speaker battery management systems
• Portable electronic devices requiring compact charging solutions
• Industrial equipment with wide input voltage ranges

Battery Chargers Procurement Notes

Verify component authenticity through authorized Analog Devices distributors. Confirm RoHS compliance and package integrity upon receipt. Check for obsolescence notices as availability may be limited. Ensure proper handling procedures are followed during storage and installation to maintain performance specifications.

Battery Chargers Selection Notes

Select this controller when designing battery charging systems that require high efficiency and thermal management flexibility. The external MOSFET architecture allows customization of power stages for specific current and voltage requirements. Consider PCB layout guidelines for optimal EMC performance and accurate current sensing.

Battery Chargers Part Context

Part of the LTC4000 series from Analog Devices, focusing on advanced battery management controllers. Designed for applications demanding precise charge control and system reliability. Complements other PMIC solutions by offering modular design capabilities for diverse power architectures.

Battery Chargers Replacement Considerations

No direct public substitute part numbers are confirmed for this specific variant. Evaluate alternative controllers based on input voltage range, current sensing capabilities, and package compatibility. Verify functional equivalence before implementation.