AOZ13937DI-01

Power Distribution Switches, Load Drivers Overview

The AOZ13937DI-01 is a Type-C sink current switch designed for USB Power Delivery Extension Power Range (EPR) applications up to 28 V. It features a typical on-resistance of 20 mΩ and supports a continuous current of 7 A, with a peak current capability of 18 A for 10 ms at 2% duty cycle. The device operates within an input voltage range of 3.4 V to 32 V, with absolute maximum ratings of 39 V for both VIN and VOUT pins. It integrates comprehensive protection mechanisms including overvoltage, reverse current, short circuit, overcurrent, and thermal shutdown.

Power Distribution Switches, Load Drivers Feature Summary

• Ideal diode true reverse current blocking (IDTRCB) functionality
• Programmable soft-start and fault recovery modes
• Integrated ESD protection rated for ±8 kV contact and ±15 kV air discharge

Power Distribution Switches, Load Drivers Applications

• Thunderbolt/USB Type-C PD power switches
• Laptops, ultrabooks, and desktop computers
• Docking stations and dongles
• Power ORing rings
• Smartphones and tablets

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix -01 indicates automatic restart fault recovery behavior, distinct from the -02 latching variant. Confirm package details correspond to the DFN-12L 3 mm x 3 mm configuration. Ensure compliance with IEC 61000-4-2 standards for ESD immunity during integration. Cross-reference official datasheets for exact pinout and thermal pad requirements to prevent design errors.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for high-efficiency USB Type-C sink applications requiring low conduction losses. The automatic restart feature suits systems needing self-recovery from transient faults without manual intervention. Evaluate thermal performance under continuous 7 A load conditions. Consider the 20 mΩ on-resistance for power budget calculations in dense portable electronics or docking station designs.

Power Distribution Switches, Load Drivers Part Context

This part belongs to Alpha & Omega Semiconductor's portfolio of USB Type-C protection switches aimed at supporting the 140 W EPR specification. It complements the AOZ15333DI source switch to provide complete port protection. The series addresses the need for robust isolation and downstream component safeguarding in modern high-power USB interfaces.

Power Distribution Switches, Load Drivers Replacement Considerations

The AOZ13937DI-02 serves as a functional alternative offering latching fault recovery instead of automatic restart. Both variants share identical electrical characteristics and pinouts but differ in post-fault behavior. Verify system requirements for fault handling strategy before substituting.