company blog about Recycle TI GaN Motor Drivers:GaN IPMs,GaN Half-Bridge Drivers

Recycle TI GaN Motor Drivers:GaN IPMs,GaN Half-Bridge Drivers

Shenzhen Mingjiada Electronics Co., Ltd., as a leading player in the electronic component recycling industry, provides comprehensive recycling solutions through professional services, competitive pricing, and a principled approach.

Recycling Features:

I. Product Categories

Focusing on original, mainstream components across all categories:

- Primarily recycling memory (DDR3/4/5, LPDDR, NAND Flash, eMMC, UFS, etc.), microprocessors (MPU/MCU), FPGAs/SoCs, 5G/Bluetooth/WiFi6 communication chips, automotive-grade ICs, AI/AR chips, sensors, and module products; Acceptance limited to brand-new genuine items/authorised channels; counterfeit, disassembled/unverified-origin, or severely damaged components rejected.

Comprehensive brand portfolio: Covers leading international manufacturers alongside domestic top-tier chip inventories; model compatibility spans consumer to industrial/automotive-grade applications.

Diverse inventory types: Factory dead stock, project surplus, procurement overruns, customs-compliant goods, port-returned items, full warehouse clearances; Supports bulk and full-container recycling, while also accepting small batches of high-quality inventory.

II. Condition and Testing Criteria

Packaging Requirements: Priority given to products with original boxes, tubes, vacuum packaging, and complete batch numbers/COC documentation. Bulk items must undergo X-ray inspection and functional testing to confirm wafer layer integrity, with no physical damage, corrosion, or oxidation.

Data Security Compliance: Standardised data erasure protocols are executed for chips/modules with storage capabilities, accompanied by erasure reports to prevent customer data breaches.

Tiered Pricing System: Graded as ‘Brand New Unopened > Unused Opened Packaging > Tested Good > Repairable Stock’; dynamic quotations based on global real-time market rates, model scarcity, batch year, and market demand.

III. Recycling Scenarios

Global Coverage: Supports cross-border delivery, door-to-door collection, and worldwide logistics tracking; multi-currency settlement.

Flexible Transaction Models: Cash-on-delivery (24–48 hour rapid settlement), consignment sales, consignment stock, bulk warehouse clearance; accommodates diverse client requirements for capital recovery and inventory management.

Channel Legitimacy: Exclusively partners with authorised distributors, end-user manufacturers, and compliant traders; rejects illegal sources, smuggled goods, or infringing materials; formalises mutual obligations through compliance agreements.

I. Core Advantages of TI's Gallium Nitride Motor Drive Technology

Compared to traditional silicon-based MOSFET and IGBT motor drive solutions, Texas Instruments' (TI) Gallium Nitride (GaN) motor drive technology leverages third-generation semiconductor material properties to achieve breakthrough enhancements in efficiency, power density, control precision, and reliability. It perfectly aligns with modern motor drive requirements for high-voltage efficiency, miniaturisation, and silent operation. Core advantages are concentrated across four dimensions:

- Exceptional Energy Efficiency: Inverter efficiency exceeds 99%, with power losses reduced by over 50% at high frequencies (100kHz). This significantly minimises heat generation, allowing for simplified or even eliminated thermal management components, thereby reducing system cooling costs.

- Ultra-high power density: Integrated design combined with the compact nature of GaN devices reduces PCB size by over 50%, making it suitable for space-constrained applications such as robotic joints, portable devices, and compact home appliances.

- Precise silent control: Dead time and propagation delay both below 150ns support higher PWM switching frequencies, effectively suppressing current harmonics and torque ripple. This enables quiet, smooth motor operation and enhances acoustic performance.

- Reliable stable operation: Features zero reverse recovery characteristics and precise slew rate control. Integrated multi-level protection against short circuits, overcurrent, and overtemperature extends the lifespan of motors and drive systems, making it suitable for complex industrial conditions.

II. Gallium Nitride Intelligent Power Module (GaN IPM): High-Voltage Integrated Drive Solution

1. Core Positioning and Design Highlights

TI's GaN Intelligent Power Module (IPM) delivers a highly integrated solution specifically engineered for medium-to-high voltage three-phase motor drives. It integrates GaN FETs, gate drivers, protection circuits, and current sensing within a single package. This eliminates complex wiring for discrete components, significantly simplifies hardware design, shortens development cycles, and balances high integration with high performance. It is ideally suited for driving three-phase brushless DC motors and permanent magnet synchronous motors ranging from 150W to 250W and beyond.

- Fully integrated design: Incorporates a three-phase half-bridge GaN power stage, driver circuitry, fault protection, and phase current detection unit. Requires only an external master control MCU to build a complete motor drive system, reducing peripheral component count.

- High-voltage efficiency adaptation: Features a 650V withstand voltage specification, suitable for high-voltage supply scenarios in home appliances, HVAC, industrial pumps, and valves. Achieves power stage efficiency exceeding 99%, operating stably without a heat sink.

- Intelligent protection mechanisms: Integrated overcurrent, short-circuit, overtemperature, and under-voltage lockout (UVLO) protection. Rapid fault response prevents damage to power devices and motors, enhancing system robustness.

2. Core representative product: DRV7308

The DRV7308 represents TI's next-generation 650V gallium nitride smart power module, designed for compact high-voltage three-phase motor drives. It serves as an optimal solution for household appliances and small industrial equipment, featuring the following core specifications and characteristics:

- Core Specifications: 650V withstand voltage, 205mΩ on-resistance, integrated three-phase GaN half-bridge supporting 150W-250W power output;

- Integrated Functions: Built-in high-precision current sensing, multi-level fault protection, and optimised gate driver circuitry eliminate the need for external shunt resistors and driver components;

- Suitable Applications: Air conditioner indoor/outdoor fan motors, refrigerator compressors, dishwasher motors, small industrial pumps, HVAC equipment, etc., balancing energy efficiency and low-noise requirements.

3. Typical Application Areas

Leveraging high-voltage integration and efficient, quiet operation, TI's GaN IPM finds extensive deployment in home appliances, HVAC, and small industrial equipment. It meets upgraded energy efficiency standards for household appliances while accommodating industrial equipment design requirements for miniaturisation and low noise, simultaneously reducing system BOM costs and assembly complexity.

III. Gallium Nitride Half-Bridge Driver: Flexible Low-Voltage, High-Frequency Drive Solution

1. Core Positioning and Design Highlights

TI's GaN half-bridge driver focuses on low-voltage, high-current, high-frequency switching applications. Employing a half-bridge power stage integrated architecture, it deeply integrates GaN FETs with dedicated gate drivers, optimises parasitic inductance, and fully unleashes the high-speed switching characteristics of GaN devices. Balancing flexibility with high power density, it supports multi-module parallel configurations for three-phase drive systems, catering to scenarios demanding stringent volume and response speed requirements.

- Low-voltage, high-current compatibility: Primarily rated for 100V withstand voltage, supporting substantial current output. Perfectly suited for low-voltage power supply systems at 48V and below, such as robotics, servo systems, and industrial automation equipment.

- High-frequency low-loss operation: Significantly reduced losses at 100kHz switching frequencies, enabling ceramic capacitor applications to enhance system reliability and dynamic response;

- High integration with compact footprint: Compact packaging with minimal parasitic inductance allows flexible PCB layout, enabling ultra-miniature power stage designs over 50% smaller than silicon-based solutions.

2. Core representative product: DRV7167

The DRV7167 is TI's new 100V gallium nitride half-bridge motor driver power stage, designed for low-voltage, high-current, high-frequency applications. Tailored for robotic joints, servo motors, and compact power equipment, its core specifications and features include:

- Core specifications: 100V withstand voltage, 70A high-current output, half-bridge integrated GaN power stage, compatible with 48V 1kW-class motor drive systems;

- Performance Advantages: Ultra-low conduction and switching losses, rapid dynamic response, high-precision current control capability, minimal torque ripple;

- Suitable Applications: Humanoid robot joints, collaborative robot servos, industrial compact servo motors, AGV vehicle drives, high-end power tools, etc.

3. Typical Application Domains

TI's GaN half-bridge drivers, characterised by low-voltage high-current capability, high-frequency operation, and ultra-compact form factor, serve as core drive solutions for industrial robots, servo systems, portable electric devices, and new energy vehicle auxiliary motors. They are particularly suited for high-end equipment demanding stringent requirements in space utilisation, control precision, and dynamic response.