Diodes Incorporated ZXMS6004N8Q-13

Overview

ZXMS6004N8Q-13 from Diodes Incorporated is a 60V N-channel self-protected low-side IntelliFET® with logic-level input, integrating overtemperature, overcurrent, active overvoltage clamp, and ESD protection. It delivers 1.3A continuous drain current at +25°C, 400–600mΩ R_DS(ON) at 3–5V gate drive, and 120mJ unclamped inductive energy rating. It serves as a rugged μC-compatible power switch for 12V/24V DC loads including lamps and motors in harsh industrial environments.

For engineers reviewing the ZXMS6004N8Q-13 datasheet, ZXMS6004N8Q-13 pinout, ZXMS6004N8Q-13 application, or ZXMS6004N8Q-13 equivalent, key selection criteria include its 3.3V/5V logic compatibility, integrated short-circuit auto-restart, thermal shutdown with hysteresis, linear-mode current limiting, and AEC-Q101 Grade E qualification for short-circuit reliability.

Technical Context

The ZXMS6004N8Q-13 implements an intelligent low-side switching architecture with monolithically integrated protection circuitry. Its active V_DS clamp limits voltage to 60–70V during inductive turn-off, while current-limiting activates only in saturation-enabling full on-state conduction without interference. Thermal shutdown triggers at +150°C to +175°C with +10°C hysteresis, and recovery occurs automatically after fault removal.

It operates across –40°C to +125°C ambient, supports 3.3V/5V microcontroller inputs (VIH ≥ 3V, VIL ≤ 0.7V), and maintains safe operation up to 36V peripheral supply. The device's SO-8 package provides 76°C/W junction-to-ambient thermal resistance with enhanced copper layout, enabling 1.3A DC current under defined board conditions.

Key Specifications

Pinout & Package

Package: SO-8 surface-mount plastic package with matte tin terminals, UL 94V-0 flammability rating, and moisture sensitivity level 1 per J-STD-020.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar low-side protected switch applications.

Compared with BTS7004-1EPP and VNQ7004AY, the ZXMS6004N8Q-13 uniquely combines 60V rating, linear-mode current limiting, AEC-Q101 Grade E qualification, and true 3.3V logic compatibility-making it optimal for automotive and industrial applications demanding both ruggedness and analog flexibility.

Availability

ZXMS6004N8Q-13 is available at Aetrix Electronics and suitable for lamp load switching, motor drive interfaces, and industrial PLC output modules requiring stable component supply, long-term lifecycle support, and automotive-grade reliability.

Supply support for ZXMS6004N8Q-13 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, specializing in high-reliability power management, signal integrity, and protection solutions for automotive, industrial, and consumer markets.

The ZXMS6004N8Q-13 belongs to Diodes' IntelliFET® family-engineered specifically for ruggedized low-side switching in harsh environments where standard MOSFETs fail due to overvoltage, overcurrent, or thermal stress.

FAQ

Can the ZXMS6004N8Q-13 operate in linear mode for analog dimming applications?

Yes. Its current-limiting circuitry deactivates at low V_DS to minimize on-state power dissipation, enabling true linear-mode operation. Maximum DC current is determined by thermal capability-not protection circuitry-allowing controlled analog current regulation in lamp dimming or soft-start circuits without compromising fault protection at low V_DS.

What is the significance of AEC-Q101 Grade E qualification for this device?

AEC-Q101 Grade E certification validates the ZXMS6004N8Q-13's short-circuit reliability under accelerated stress testing, confirming suitability for automotive powertrain and chassis applications. It covers extended temperature cycling, high-temperature operating life, and failure analysis protocols-ensuring robustness beyond standard industrial grade requirements.

Does the SO-8 package require special PCB layout considerations?

Yes. Optimal thermal performance requires a minimum 1-inch² copper pour connected to pins 5–8 (drain) with ≥2oz copper thickness. The recommended pad layout follows Diodes' SO-8 outline with thermal vias under the exposed drain pad. Without this, R_θJA degrades from 76°C/W to 98°C/W, reducing continuous current capability by ~20%.

How does the active overvoltage clamp differ from standard avalanche-rated MOSFETs?

The ZXMS6004N8Q-13 uses an integrated active clamp that holds V_DS at 60–70V during inductive turn-off-unlike passive avalanche devices that dissipate energy in the silicon. This reduces peak power stress, eliminates dependency on external snubbers, and ensures repeatable clamping behavior across temperature and process variation-critical for consistent motor commutation and relay replacement.