Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

LM74502HQDDFRQ1 is an automotive AEC-Q100 qualified controller which operates in conjunction with an external back-to-back connected N-channel MOSFETs as a low loss reverse polarity protection and load disconnect solution. 

Features

3.2-V to 65-V input range (3.9-V start-up)

–65-V input reverse voltage rating

Integrated charge pump to drive

External back-to-back N-Channel MOSFETs

External high side switch MOSFET

External reverse polarity protection MOSFET

Gate drive variants

11-mA peak gate drive sourcecapacity

2-A peak gate sink capacity

1-µA shutdown current (EN/UVLO = Low)

45-µA typical operating quiescent current (EN/UVLO = High)

Adjustable overvoltage and undervoltage protection

Meets automotive ISO7637 pulse 1 transient requirements with additional TVS diode

Applications

Body electronics and lighting

Automotive infotainment systems – digital cluster,head unit

Automotive USB hubs

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.