Diodes Incorporated ZXGD3003E6TA

Overview

ZXGD3003E6TA from Diodes Incorporated is a high-speed, non-inverting single-channel gate driver IC designed to rapidly charge and discharge MOSFET/IGBT gates in power conversion stages. It delivers up to 5A peak source/sink current, operates from a 40V supply (–18V to +20V gate drive range), and achieves 2ns propagation delay with 9ns rise/fall times into 1000pF. Used in solar inverters and motor control circuits for reduced switching loss and EMI.

For engineers reviewing the ZXGD3003E6TA datasheet, ZXGD3003E6TA pinout, ZXGD3003E6TA application, or ZXGD3003E6TA equivalent, key selection criteria include peak gate current capability, dual-rail supply tolerance (VEE/VCC), propagation delay consistency under load, and SOT26 layout-optimized pin configuration for low-inductance gate loops.

Technical Context

The ZXGD3003E6TA implements an emitter-follower output stage with separate SOURCE and SINK terminals, enabling independent control of turn-on and turn-off slew rates via external RC networks on IN1/IN2. Its ±5A peak pulsed output supports fast charging of large gate capacitances while maintaining robust latch-up immunity.

It features near-zero quiescent supply current (20nA typical) and operates across –55°C to +150°C, with JEDEC-qualified reliability and AEC-Q101 automotive qualification. The 40V VCC rating allows direct connection to common intermediate bus rails without level-shifting.

Key Specifications

Pinout & Package

SOT26 surface-mount package with 6-pin leadframe, optimized for minimal trace inductance and thermal resistance (RθJA = 113°C/W on 25mm × 25mm 1oz copper).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar gate driver applications.

Compared with IXDN604PI and UCC27531DBV, the ZXGD3003E6TA uniquely combines 40V dual-rail operation, 5A peak current, and SOT26 layout optimization-making it the only choice for compact, high-reliability IGBT gate drive in solar and motor control where negative bias and low inductance are mandatory.

Availability

ZXGD3003E6TA is available at Aetrix Electronics and suitable for AC-DC power supplies, DC-AC inverters, and 3-phase motor control circuits requiring stable component supply, automotive-grade reliability, and long-term production continuity.

Supply support for ZXGD3003E6TA 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 the Americas.

The ZXGD3003E6TA belongs to Diodes' high-performance gate driver product line, engineered specifically for high-efficiency, high-reliability power conversion systems demanding precise timing, robust gate drive strength, and extended temperature operation.

FAQ

Can ZXGD3003E6TA drive SiC MOSFETs?

Yes - its 40V VCC/VEE rating, 5A peak current, and 2ns propagation delay make it suitable for driving common 650V and 1200V SiC MOSFETs. The ability to apply negative gate bias (down to –18V) improves noise immunity and short-circuit ruggedness, critical for SiC devices in high-dV/dt applications like EV chargers and solar inverters.

What is the purpose of separate IN1 and IN2 inputs?

IN1 and IN2 allow independent control of turn-on and turn-off timing via external RC networks. Connecting them together provides symmetrical switching; separating them enables asymmetric edge shaping - reducing EMI in sensitive applications and minimizing cross-conduction in bridge configurations without requiring complex controller logic.

Is ZXGD3003E6TA pin-compatible with ZXGD3003E6Q?

Yes - the ZXGD3003E6TA and automotive-qualified ZXGD3003E6Q share identical pinout, electrical specifications, and SOT26 package. The Q-suffix variant adds AEC-Q101 qualification, enhanced traceability, and PPAP documentation, but requires no PCB redesign when upgrading from the commercial-grade TA version.

How does the SOT26 package affect thermal performance?

The SOT26 package delivers RθJA = 113°C/W on a 25mm × 25mm 1oz copper PCB - competitive for its size. Its exposed leadframe and optimized pad layout reduce thermal resistance to ambient, enabling reliable 5A pulsed operation at +105°C ambient when used with proper copper pour and thermal vias under VCC/VEE pins.