AAT3696SIWP-T1

Overview

The AAT3696SIWP-T1 is a linear lithium-ion battery charger manufactured by Skyworks Solutions. It supports input voltages from 4.25V to 6.5V and delivers up to 2A of charge current. The device integrates thermal regulation to limit junction temperature during high-power charging. It features an I2C interface for programmable control of charge parameters, including termination current and input current limits. The component operates within a -40°C to +85°C temperature range and is housed in a 12-lead TDFN package.

Feature Summary

• Integrates thermal regulation circuitry to manage junction temperature during fast charging operations
• Provides programmable charge current and termination thresholds via I2C digital interface
• Supports wide input voltage range suitable for various power supply configurations

Applications

• Lithium-ion battery charging in portable consumer electronics
• Power management for mobile communication devices
• Battery charging systems in industrial handheld instruments

Procurement Notes

Verify the exact suffix and package variant against official Skyworks documentation before procurement. Confirm availability status as distribution channels may vary. Ensure compatibility with existing PCB footprint and thermal design requirements. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when a compact solution with digital control is required for lithium-ion batteries. Consider the I2C interface needs for system integration. Evaluate thermal performance based on expected ambient conditions and board layout. Verify input voltage compatibility with the system power source.

Part Context

This part belongs to the AAT3696 family of linear battery chargers. It shares functional similarities with other models in the series but differs in package type and specific electrical characteristics. The SIWP suffix indicates a specific lead-free TDFN package configuration offered by Skyworks Solutions.

Replacement Considerations

Check Skyworks datasheets for direct pin-compatible alternatives within the AAT3696 series. Verify if other variants offer different current ratings or package options suitable for the application.