Unveiling the Technology behind Vehicle Emergency Starts: MOSFET's Enabling Role

Date:2025-03-18 Categories:Industry News Hits:211 From:Guangdong Youfeng Microelectronics Co., Ltd(YFW)


Unveiling the Technology behind Vehicle Emergency Starts: MOSFET's Enabling Role

In automotive travel scenario, emergency start equipment is a crucial tool for addressing vehicle battery discharge. When situations such as battery deactivation in the cold winter, long-term leading to zero charge, or forgetting to turn off the car lights causing discharge occur frequently, it can quickly restart the vehicle. Our company's MOSFET products, their outstanding performance, stand out in vehicle emergency start solutions.


1. The Key Role of MOSFET in Vehicle Emergency Starts

Vehicle emergency starts are a "power repair battle" where every second counts, and each link is interlinked, demanding high timeliness and precision.

(1) The "Dispatcher" of Electricity, Precisely Controlling Current

When the emergency start equipment is connected to the vehicle's circuit, the in-vehicle power environment is complex, the power needs of various components are different. Shouldering the heavy responsibility, it adapts to the working conditions accurately with its 30V VDS, ±2V VGS, and controls power distribution. The advantage of low on-resistance is prominent, with a resistance of only 33mΩ when VGS 4.5V and as low as 30mΩ when 10V, reducing energy loss and ensuring the efficient operation of the starter motor.(2) The "Pioneer" of Speed, Quickly Responding to Instructions

Emergency starts do not tolerate delay, and time is precious With advanced Trench technology, it has cultivated the ability to switch quickly, with 60V VDS, ±20V VGS, and a threshold of 1.7V, allowing it to capture instructions instantly and switch circuits in the blink of an eye, cooperating to deliver electricity and help vehicles start quickly


2. MOSFET's Own Outstanding Product Advantages

(1) The "Anchor of Stability" for MOSFETs Stable Power

MOSFET, as a single N-type transistor, has been finely polished inside, with efficient and smooth migration of electrons. The compact DO-206 packaging excellent for heat dissipation and integration, and it is not afraid of long-term high-load operation. Even if emergency starts are frequently operated and generate a large of heat, it can quickly dissipate and maintain stable power output, laying a solid foundation for vehicle emergency starts and can be called the "anchor of stability" for power supply.


(2) YFW: The "Sharp Blade" of Agile Switching

YF is also a single N-type structure, and with support of Trench technology, it has outstanding performance. The DO-206 packaging is conducive to heat dissipation and integration, and the gate-source is 88 mΩ when VGS = 4.5V and 76 mΩ when 10V, combined with a rated drain current 5.5A, it has the ability to switch circuits agilely, easily shielding electromagnetic interference in the car and precisely executing instructions to accelerate the start- process.


3. Prospecting the Synergistic Future of Vehicle Emergency Start Field and MOSFET

Looking into the future, automotive technology is "spe" ahead, and people's expectations for emergency start equipment are rising, and intelligence and multi-functionality are the trend. Emergency start equipment is expected to connect the intelligent network system, "monitoring" the health of the battery in real time; and link to remote rescue, one-button rescue.

As the backbone the technology of MOSFET will not stop evolving. Further reducing the on-resistance, improving the switching speed, strengthening stability and compatibility, and adapting to complex electrical; integrating fault diagnosis, intelligent current regulation, and other functions. At that time, when the owner encounters a discharge, one-key start, and the vehicle "ives" instantly, travel without worries, and enjoy the convenience of technology.









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