Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

QPF4257SR is an integrated front end module (FEM) designed for Wi-Fi 7 (802.11be) systems. The compact form factor and integrated matching minimizes layout area in the application. It integrates a 2.4 GHz power amplifier (PA), single pole two throw switch (SP2T) and bypassable low noise amplifier (LNA) into a single device.

Key Features

POUT = +18 dBm MCS13 EHT40 -47 dB Dynamic EVM

POUT = +21 dBm MCS11 HE40 -43 dB Dynamic EVM

POUT = +17 dBm MCS11 HE80 -43 dB Dynamic EVM

POUT = +24 dBm MCS9 VHT40 -35 dB Dynamic EVM

POUT = +27 dBm MCS0 HT20 Spectral Mask Compliance

Optimized for +5 V Operation

33 dB Tx Gain

1.5/2.6 dB Noise Figure

16/4 dB Rx Gain & 6 dB Bypass Loss

Integrated RF Coupler

Integrated DC Logarithmic Power Detector

Typical Applications

Access Points

Wireless Routers

Set Top Boxes

Customer Premise Equipment

Internet of Things

• 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.