The official website - Shenzhen Mingjiada Electronic Co., LTD
From the Miller clamping protection of the 800V ultra-fast charging platform to the nanosecond-level dead zone control of the SiC inverter, the gate driver acts like the "synapses" of the new energy electric drive system, precisely scheduling each switch of the power device to convert electrical energy into powerful momentum. Renesas, with its automotive-grade certification, anti-interference topology and multi-topology compatibility, has become the core control unit for the main drive inverters, OBCs (on-board chargers) and DC-DC modules of the world's mainstream HEV/EV models. However, platform switching and capacity adjustment have turned a large number of brand-new original drives into "black holes for funds".
Shenzhen Mingjiada Electronics Co., LTD., with 20 years of expertise in power semiconductor recycling, a maintenance market channel worth hundreds of billions of yuan, and a military-grade quality inspection system, has specially launched a high-price recycling service for the full range of Renesas HEV/EV gate drivers - converting redundant inventory into working capital at a premium of up to 68%, helping enterprises enter the 800V high-voltage fast charging era with a light load.
I. Technological High Ground: The Three Core Competencies of Renesas HEV/EV Drives
1. Automotive-grade reliability: The "Survival Rule" for Extreme Working conditions
Renesas drives have passed the AEC-Q100 Grade 0 certification, supporting full temperature range operation from -40 ° C to 150 ° C (such as the HIP4082 series), and can withstand a high dv/dt noise environment of 100V/ns. Under the locked rotor condition of the motor, the DESAT protection response time is guaranteed to be less than 100ns It has become a core component of 800V platforms such as the Porsche Taycan and BYD Seal.
2. Multi-topology Compatibility: The "Universal Interface" of Electrified Architecture
SiC/Si hybrid drive: For instance, the RAJ306 series supports parallel drive of 1700V SiC modules and IGBTs, and is compatible with Tesla Model 3/Y main drive inverters.
Bidirectional OBC architecture: Integrated synchronous rectification control (such as the ISL784x series), achieving 11kW on-board charging and V2L (vehicle-to-load) discharge functions.
3. Intelligent Protection Mechanism: The "Digital Bodyguard" for System Security
The Miller clamping function eliminates the risk of parasitic conduction, and the short-circuit protection response time is ≤300ns (such as the RAJ240 series), reducing the probability of motor burnout by 90% compared to traditional solutions.
Ii. Core Recycling Categories: Focusing on the "Nerve Center" of High-Voltage Electric Drives
Mingjiada specializes in the recycling of four types of Renesas drives, covering all scenarios of HEV/EV:
1. Intelligent IGBT Driver (Essential for Photovoltaic/Electric Vehicle Driver)
Photovoltaic energy storage inverters: Such as the RAJ306xxx series, which integrates DESAT protection, have a premium recovery rate of 25%.
xEV main drive inverter: Automotive-grade models (such as HIP4082AIPZ) support a switching frequency of 100kHz. Due to shortages in the maintenance market, the recycling price can reach 60% of the original value.
2. SiC/GaN dedicated driver (800V platform Efficiency engine)
SiC MOSFET driver: For instance, the RAJxxxx series supports negative voltage turn-off and is compatible with Wolfspeed/Cree modules, with a 30% premium for recycling (due to a delivery time of up to 40 weeks).
GaN FET drivers: Such as the RAAxxxx series drive enhanced gallium nitride devices, used in OBC to improve energy efficiency to over 95%, the demand in data centers drives up the premium.
3. Multi-channel isolated driver (Redundancy guarantee for high-voltage system)
Dual-channel half-axle drive: such as ISL78424AVEZ certified by ISO 26262 ASIL-C, used in brake energy recovery systems, with an additional 8% price for unopened whole discs.
Iii. Ultra-fast Four-Step Monetization: Global Capital Recovery within 5 days
List submission: Organize Renesas model (such as RAJ306001, HIP4082), quantity, packaging photos and send them to sales@hkmjd.com - obtain premium plan within 1 hour;
Physical verification: The company is equipped with professional technicians who can conduct strict tests on components to avoid the risk of refurbishment (the rejection rate of refurbished parts is over 99.9%).
Safe delivery: You can choose on-site delivery at the inspection center in Shenzhen or Hong Kong, or DHL global insured cash on delivery (anti-static packaging + temperature and humidity recorder to ensure zero damage across borders).
Payment upon inspection: Full payment by telegraphic transfer within 48 hours of arrival. Supports settlement in US dollars/euros, with the fastest arrival time being 72 hours.
Unleash the value of your drive assets immediately
Recycling Hotline: +86 13410018555 (Mr. Chen)
Submission list email: sales@hkmjd.com (24-hour quotation response)
For real-time inquiries on the official website: www.mjdic.com
Note: Only brand-new genuine products from the original factory/agent channels of Renesas are recycled. The complete packaging and batch labels must be retained.
