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ZXMN4A06GTA

DIOZXMN4A06GTA

Diodes Incorporated
N-Channel 40 V 5A (Ta) 2W (Ta) Surface Mount SOT-223-3
Active3,473 in stock
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Overview

The ZXMN4A06GTA is a 40V N-channel enhancement mode MOSFET designed for efficient power switching in a compact SOT-223-3 package. It features a low gate threshold voltage and optimized on-resistance, making it suitable for logic-level drive applications. This device balances a 5A continuous drain current capability with a 2W power dissipation rating for thermal management in surface-mount designs.

Why Choose This Part

The component offers a low maximum gate threshold voltage of 1V, allowing it to be driven directly by 1.8V or 3.3V logic levels. Its SOT-223 package provides superior thermal performance compared to smaller SOT-23 alternatives, supporting up to 5A continuous drain current. Additionally, the low gate charge of 18.2 nC enables high-frequency operation with minimal driving requirements.

Applications

DC-DC Converters
Used as a switching element in buck or boost regulators where low gate charge and fast switching reduce losses.
Load Switching
Acts as a high-side or low-side switch for managing power rails in distributed power architectures.
Motor Drive
Integrated into H-bridge configurations for controlling small brushed DC motors or stepper motors.
Battery Management
Utilized in protection circuits and charging paths due to its low on-state resistance of 50mOhm.

Key Specifications

FET Type N-Channel
Vgs (Max) +/-20V
Technology MOSFET (Metal Oxide)
Mounting Type Surface Mount
Package / Case TO-261-4, TO-261AA
Vgs(th) (Max) @ Id 1V @ 250uA
Operating Temperature -55degC ~ 150degC (TJ)
Rds On (Max) @ Id, Vgs 50mOhm @ 4.5A, 10V
Power Dissipation (Max) 2W (Ta)
Supplier Device Package SOT-223-3
Gate Charge (Qg) (Max) @ Vgs 18.2 nC @ 10 V
Drain to Source Voltage (Vdss) 40 V
Input Capacitance (Ciss) (Max) @ Vds 770 pF @ 40 V
Drive Voltage (Max Rds On, Min Rds On) 4.5V, 10V
Current - Continuous Drain (Id) @ 25degC 5A (Ta)

Getting Started

When integrating this MOSFET, ensure the SOT-223 tab is soldered to a sufficient copper area on the PCB to meet the 2W power dissipation rating. For logic-level driving, verify that the Vgs(th) range is compatible with your microcontroller IO voltage. Use standard thermal calculation models to determine if the junction temperature will stay within the -55 to +150 degree Celsius operating range.