Product Overview

The ROHM AW2K21 is a high-performance dual N-channel MOSFET designed for efficient power switching in compact and portable devices. With ultra-low RDS(on) and a miniature 2x2mm WLCSP package, it is ideal for smartphones, tablets, VR headsets, and drones.

Key Features

• ±20A Continuous / ±40A Pulse Current Handling

• 30V Drain-Source Voltage

• 2mΩ Typical RDS(on) @ Vgs = 5V (1.5mΩ @ 10V)

• Compact 2 x 2mm WLCSP Package

• Top-Drain Structure Enhances Cell Density and Thermal Efficiency

• 100Ω Source Resistor for Charge Pump Gate Drive

Technical Specifications

Application Scenarios

This product is suitable for:

• Smartphones with high-capacity batteries

• VR / AR headsets

• Tablets and handheld gaming devices

• Drones and camera modules

• Load switching or battery protection circuits

Design Notes

• Use ≥4.7µF capacitor on each drain

• Include TVS diode on charging side

• For gate drive via charge-pump, use source terminal (100Ω internal resistance)