MAX1758EAI

Battery Chargers Overview

The MAX1758EAI is a standalone, switch-mode lithium-ion battery charger IC from the Maxim Integrated portfolio. It supports charging single to four-cell Li+ or Li-Polymer battery packs with an output voltage of 4.2 V and a programmable constant-current charge capability up to 1.5 A. The device operates from a supply voltage range of 6 V to 14 V (with maximum input ratings up to 28 V) and features a low quiescent current of 5 mA. Packaged in a 28-pin SSOP, it functions within an industrial temperature range of -40°C to +85°C.

Battery Chargers Feature Summary

• Implements a fully integrated switch-mode charging architecture for high-efficiency power conversion.
• Provides programmable constant-current and constant-voltage charging profiles with automatic termination.
• Includes thermal regulation circuitry to manage junction temperature during high-power charging cycles.

Battery Chargers Applications

• Portable electronic devices requiring efficient lithium-ion battery management
• Industrial equipment utilizing multi-cell battery packs
• Medical instrumentation with strict power efficiency requirements

Battery Chargers Procurement Notes

Verify component authenticity through authorized Analog Devices distributors. Confirm RoHS compliance status via official documentation. Ensure the specific suffix matches required packaging and temperature grades. Cross-reference datasheet revisions for any pinout or electrical parameter updates before integration.

Battery Chargers Selection Notes

Select this component when system efficiency is critical due to its switch-mode topology compared to linear alternatives. Ensure the input power source can sustain the required operating voltage range. Verify that the thermal design accommodates the package's dissipation capabilities under maximum load conditions.

Battery Chargers Part Context

This part belongs to the MAX1757/MAX1758 family of standalone switch-mode chargers. It shares architectural similarities with the MAX1757 but offers specific electrical characteristics tailored for higher current applications. The series is designed to replace linear regulators in space-constrained and thermally sensitive designs.

Battery Chargers Replacement Considerations

The MAX1757EAI is a related variant within the same product family. Verify functional compatibility regarding pinout and electrical specifications before substitution. Consult official documentation for differences in current handling and thermal performance between these specific part numbers.