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Product Detailed Parameters
- Description：IC BATT CHG LI-ION 1CELL 10TDFN
- Series：-
- Mfr：Skyworks Solutions Inc.
- Package：Tape & Reel (TR)
- Battery Chemistry：Lithium Ion
- Voltage - Supply (Max)：5.5V
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：10-WFDFN Exposed Pad
- Supplier Device Package：10-TDFN (3x3)
- Number of Cells：1
- Current - Charging：-
- Programmable Features：-
- Fault Protection：-
- Charge Current - Max：-
- Battery Pack Voltage：-
- Interface：USB
- Grade：-
- Qualification：-
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Overview
The AAT4681IDE-T1 is a smart power switch IC manufactured by Skyworks Solutions, Inc., designed for high-current power distribution applications. It features a low on-resistance of 20 milliohms and supports a maximum drain current with active high control logic. The device operates within a supply voltage range up to 5.5 volts and is housed in a compact 10-WFDFN exposed pad package. This component integrates protection mechanisms suitable for portable electronics and industrial systems requiring efficient load switching.
Feature Summary
- Integrates a low-loss N-channel MOSFET with 20 milliohm on-resistance for efficient power delivery
- Features active-high logic control for straightforward interface with microcontrollers
- Includes integrated protection against overcurrent and thermal conditions
Applications
- Portable electronic devices requiring efficient battery-powered load switching
- Industrial control systems needing robust power distribution management
- Automotive infotainment and body electronics modules
Procurement Notes
Verify the specific suffix (e.g., -1) against the official datasheet to ensure correct pinout and electrical characteristics. Confirm RoHS compliance status through manufacturer documentation. Check for end-of-life notifications or discontinuance alerts prior to finalizing procurement plans.
Selection Notes
Select this component when a low-profile, high-current smart switch is required. Ensure the application voltage does not exceed the 5.5V limit. Verify that the 10-WFDFN package fits the PCB layout constraints. Compare thermal performance requirements against the exposed pad design for adequate heat dissipation.
Part Context
This part belongs to the AAT4681 series of smart switches from Skyworks Solutions. It is distinct from the AAT3681 battery charger and AAT4621 supercapacitor limiter. The IDE variant specifically denotes the 10-WFDFN package configuration used in space-constrained designs.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official cross-reference guide for verified alternatives.
