Datasheet Details
| Part number | BQ771823 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.38 MB |
| Description | Overvoltage Protection |
| Datasheet | BQ771823 BQ7718 Datasheet (PDF) |
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Overview: www.ti.com BQ7718 SLUSAX1I – DECEMBER 2012 – REVISED JBUQLY72701280 SLUSAX1I – DECEMBER 2012 – REVISED JULY 2020 BQ7718 Overvoltage Protection for 2-Series to 5-Series Cell Li-Ion Batteries with Internal Delay Timer.
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | BQ771823 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.38 MB |
| Description | Overvoltage Protection |
| Datasheet | BQ771823 BQ7718 Datasheet (PDF) |
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• 2-, 3-, 4-, and 5-series cell overvoltage protection • Internal delay timer • Fixed OVP threshold • High-accuracy overvoltage protection: ± 10 mV • Low power consumption ICC ≈ 1 µA (VCELL(ALL) < VPROTECT) • Low leakage current per cell input < 100 nA • Functional Safety-Capable – Documentation available to aid functional safety system design • Package footprint options: – Small 8-pin QFN (3.00 mm × 4.00 mm) – Leaded 8-pin MSOP (3.00 mm × 5.00 mm, including leads) 2 Applications • Protection for li-ion battery packs used in: – Handheld garden tools – Handheld power tools – Cordless vacuum cleaners – UPS battery backup – Light electric vehicles (eBike, eScooter, pedal assist bicycles) The BQ7718xy family of products provides an overvoltage monitor and protector for Li-Ion battery pack systems.
Each cell is monitored independently for an overvoltage condition.
For quicker productionline testing, the BQ7718xy device provides a Customer Test Mode (CTM) with greatly reduced delay time.
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