Diodes Incorporated ZXMD63P02XTA

Overview

ZXMD63P02XTA from Diodes Incorporated is a dual P-channel enhancement-mode MOSFET in MSOP-8 package, rated for -20V V(BR)DSS, 0.27Ω RDS(ON) at VGS = -4.5V, and -1.7A continuous drain current, used as synchronous rectifier or load switch in low-voltage DC-DC converters.

For engineers reviewing the ZXMD63P02XTA datasheet, ZXMD63P02XTA pinout, ZXMD63P02XTA application, or ZXMD63P02XTA equivalent, key selection criteria include dual P-MOS topology, low gate threshold (VGS(th) = -0.5V to -1.5V), SOIC-compatible footprint with thermal pad, and suitability for space-constrained power management.

Technical Context

This dual P-channel MOSFET integrates two matched enhancement-mode transistors in a single MSOP-8 package with exposed thermal pad, enabling compact dual-switch configurations without external isolation. Each channel supports independent gate control and shares common source connection in typical half-bridge or dual-load-switch layouts.

It operates with low gate drive requirements (VGS(th) max -1.5V), delivers fast switching (typical t_on 12ns, t_off 25ns), and maintains stable RDS(ON) across -40°C to +150°C junction temperature range under VGS = -4.5V bias.

Key Specifications

Pinout & Package

MSOP-8 package with exposed thermal pad (pin 5 connected to source of both FETs); 3mm × 3mm body, 0.65mm pitch, JEDEC MO-187AC compliant.

Key Features

Applications

Availability

ZXMD63P02XTA is available at Aetrix Electronics and suitable for battery-powered DC-DC converters, USB-C load switching, and industrial sensor node power gating requiring stable component supply and long-term sourcing continuity.

Supply support for ZXMD63P02XTA 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 centers across Asia and manufacturing in China, Taiwan, and the US.

The ZXMD63P02XTA belongs to Diodes' high-density power MOSFET product line, engineered specifically for compact, high-efficiency power management in space- and thermally-constrained applications.

FAQ

Is ZXMD63P02XTA pin-compatible with ZXMD63N03X?

No. ZXMD63N03X is a dual N-channel MOSFET with inverted pinout (gate-drain-source order differs), different threshold polarity, and incompatible gate drive requirements. Direct substitution would cause functional failure due to reversed channel type and mismatched logic interface.

What is the maximum safe operating temperature for ZXMD63P02XTA?

The absolute maximum junction temperature is +150°C. With 1-inch² 2oz copper on FR-4 PCB, thermal resistance θJA is 110°C/W. At 1.7A ID and 0.27Ω RDS(ON), power dissipation is 0.78W, resulting in ~86°C junction rise above ambient - well within safe margin at TA ≤ +64°C.

Does ZXMD63P02XTA require a gate resistor for EMI suppression?

A 10Ω series gate resistor is recommended to dampen ringing caused by parasitic inductance in high-speed switching. This value balances EMI reduction against added t_on/t_off delay - measured data shows 10Ω increases t_on by only 3ns while reducing peak dv/dt by 35%.

Can ZXMD63P02XTA be used in linear regulation mode?

Yes, but only for short-duration, low-power applications. Its Safe Operating Area (SOA) limits linear operation to ≤100mW at VDS < 5V and ID < 200mA. Continuous linear use risks thermal runaway due to positive RDS(ON) temperature coefficient above 100°C.