DO3402A A29T SMD MOSFET N-Channel SOT-23 30V 4A AO3402 DOINGTER DO3402A

Product Overview

A surface-mount N-Channel power MOSFET designed for high-efficiency, low-voltage power management and small-signal switching applications. It utilizes advanced trench technology to achieve high cell density, excellent switching speeds, and low on-resistance within a highly compact footprint, making it ideal for space-constrained electronics and load-switching circuits.

Core Specifications

• Manufacturer: DOINGTER

• Package Type: SOT-23

• Function: SMD MOSFET (N-Channel)

• Voltage Rating: 30V

• Current Rating: 4A

• Power Dissipation: 1.2W

• Static On-Resistance ($R_{DS(on)}$): ~42 mΩ (typical @ $V_{GS}$ = 10V)

• Marking Code: A29T / 3402A

• Part Number: DO3402A (Cross-reference: AO3402)