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The BQ771808DPJR is an overvoltage monitor and protector for lithium-ion battery pack systems. Each battery is independently monitored for overvoltage conditions. For faster product line testing, the BQ771808DPJR device is available in Customer Test Mode (CTM) with significantly reduced latency.

BQ771808DPJR Features

Series 2, 3, 4 and 5 battery overvoltage protection

Internal delay timer

Fixed OVP threshold

Highly accurate overvoltage protection: ±10mV

Low power ICC ≈ 1µA (VCELL(ALL) < VPROTECT)

Low leakage current < 100nA per cell input

Leaded 8-pin MSOP (3.00mm × 5.00mm with leads)

BQ771808DPJR Specifications

Function: Battery protection  

Battery Chemistry: Lithium Ion  

Number of cells: 2 ~ 5  

Fail-safe: Overvoltage  

Operating Temperature: -40°C ~ 110°C (TA)  

Mounting Type: Surface Mount  

Package/Shell: 8-WDFN Undeposited Pad  

Supplier Device Package: 8-WSON (3x4) 

BQ771808DPJR Applications

Protection in lithium-ion battery packs

Power tools

UPS battery backup

Light electric vehicles (e-bikes, e-scooters, pedal-assisted bicycles)

• 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.