AAT4616IPS-1-T1

Overview

The AAT4616IPS-1-T1 is a power distribution switch IC manufactured by Skyworks Solutions Inc. It features a single P-channel MOSFET output capable of delivering up to 2A of continuous current. The device operates within a supply voltage range of 2.4V to 5.5V and exhibits a maximum on-resistance of 230 mOhms. Key timing specifications include a maximum turn-on time of 7us and a maximum turn-off time of 10us. The component is housed in an 8-TDFN (2x2) surface-mount package with exposed pad, designed for thermal efficiency. It supports a wide operating temperature range from -40°C to +85°C.

Feature Summary

• Integrates high-side P-channel MOSFET for efficient power switching
• Includes comprehensive fault protection mechanisms such as over-temperature, adjustable current limit, reverse current blocking, and under-voltage lockout
• Provides status flag output for real-time monitoring of switch state

Applications

• Power distribution in portable consumer electronics
• Load switching in battery-powered devices
• Power management in mobile communication hardware

Procurement Notes

This specific part number has been officially discontinued by the manufacturer. Verification of availability should focus on authorized distributors or secondary market suppliers rather than direct factory orders. Buyers must confirm the authenticity of remaining stock due to the end-of-life status. Ensure that any sourced units match the original datasheet specifications and packaging requirements to maintain system reliability.

Selection Notes

Engineers replacing this component should evaluate alternatives based on the 2A current rating and 2.4V-5.5V input range. Compatibility checks must verify the TDFN-8 package dimensions and pinout configuration. Considerations should include matching the on-resistance characteristics and ensuring equivalent fault protection features are present in the substitute device to preserve circuit safety and performance integrity.

Part Context

The AAT4616 series represents Skyworks' portfolio of intelligent power switches designed for space-constrained applications. This specific model utilizes a compact TDFN footprint to minimize board area while maintaining robust thermal performance. The integration of protection features reduces the need for external components, simplifying the overall design architecture for modern electronic systems requiring reliable power management.

FAQ

What is the maximum continuous output current?

The device supports a maximum continuous output current of 2A.

Does the component support reverse current flow?

Yes, it includes built-in reverse current protection to prevent backflow.