Diodes Incorporated ZXMD63N02XTA

Overview

ZXMD63N02XTA from Diodes Incorporated is a dual N-channel enhancement-mode MOSFET in MSOP-8 package, rated for 20V V_DSS, 130mΩ R_DS(ON) at 4.5V V_GS, and 2.5A continuous drain current at 25°C - designed for high-efficiency DC-DC converters and power management switches where low gate drive and fast switching are critical.

For engineers reviewing the ZXMD63N02XTA datasheet, ZXMD63N02XTA pinout, ZXMD63N02XTA application, or ZXMD63N02XTA equivalent, key selection criteria include verified R_DS(ON) at low V_GS (2.7V/4.5V), dual-die thermal derating behavior, body diode forward voltage (0.85V), and AEC-Q101 qualification for automotive-grade reliability.

Technical Context

This dual MOSFET integrates two independent N-channel silicon die in a single MSOP-8 thermally enhanced package, sharing common source terminals per channel. Each die supports 20V breakdown, operates with gate threshold as low as 0.7V, and delivers 2.5A continuous current under 25°C ambient with 100°C/W R_θJA on 25mm × 25mm FR-4 PCB.

Switching performance is characterized by 4.5nC total gate charge, 350pF input capacitance, and 15–30ns reverse recovery time - enabling efficient operation in synchronous buck topologies and motor control H-bridge half-bridges where low Q_gd/Q_g ratio minimizes shoot-through risk.

Key Specifications

Pinout & Package

MSOP-8 package with exposed drain pad (thermally enhanced), 0.65mm pitch, and matte tin-plated terminals. Pin 1 marked with dot; pin 1–4 and 5–8 form two independent N-channel channels with shared source configuration.

Key Features

Applications

Availability

ZXMD63N02XTA is available at Aetrix Electronics and suitable for DC-DC converters, motor control circuits, and load-switch applications requiring stable component supply and AEC-Q101-compliant reliability.

Supply support for ZXMD63N02XTA includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design, manufacturing, and sales operations across Asia, Europe, and North America.

The ZXMD63N02X belongs to Diodes' high-reliability power MOSFET product line, engineered specifically for compact, thermally demanding power management functions in automotive, industrial, and computing applications.

FAQ

Is ZXMD63N02XTA pin-compatible with ZXMD63N03XTA?

No. ZXMD63N03XTA has different R_DS(ON) (100mΩ @ 4.5V), higher ID (3.0A), and distinct thermal characteristics. Pinout matches but electrical parameters differ significantly - substitution requires revalidation of conduction loss, thermal margin, and gate drive capability.

What is the maximum safe operating temperature for ZXMD63N02XTA in continuous operation?

The device supports continuous operation up to +150°C junction temperature. At 100°C ambient, derated continuous drain current is 0.78A per channel. Thermal design must account for R_θJA = 100°C/W on 25mm × 25mm FR-4 with 1oz copper, and R_θJL = 84.9°C/W to the drain pad.

Does ZXMD63N02XTA include integrated ESD protection?

No. The datasheet does not specify on-chip ESD protection structures. External TVS diodes or series resistors are recommended for gate inputs in environments with >2kV HBM exposure risk, especially in motor control or industrial I/O applications.

Can ZXMD63N02XTA be used in linear regulation mode?

Not recommended. Its Safe Operating Area (SOA) curve shows limited DC capability beyond 100ms pulses. Linear operation risks thermal runaway due to positive temperature coefficient of R_DS(ON) and insufficient heatsinking in MSOP-8 - use only in switching mode with defined duty cycles and adequate PCB copper area.