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BQ77904 |
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| Part Number | BQ77904 |
| Manufacturer | Texas Instruments (https://www.ti.com/) |
| Description | The BQ77904 and BQ77905 devices are low-power battery pack protectors that implement a suite of voltage, current, and temperature protections without microcontroller (MCU) control. The device's stacka... |
| Features |
• NORMAL mode: 6 µA (BQ77904 and BQ77905) • Full suite of voltage, current, and temperature protections • Scalable cell count from 3 series to 20 series or more • Voltage protection (accuracy ±10 mV) – Overvoltage: 3 V to 4.575 V – Undervoltage: 1.2 V to 3 V • Open cell and open-wire detection (OW) • Current Protection – Overcurrent discharge 1: –10 mV to –85 mV – Overcurrent discharge 2: –20 mV to +170 mV – Short circuit discharge: –40 mV to +340 mV – Accuracy ±20% for ≤ 20 mV, ±30% for > 20 mV across full temperature • Temperature protection – Overtemperature charge: 45°C or 50°C – Overtempe... |
| Document |
 BQ77904 Data Sheet
PDF 1.92MB |
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Desde 2024. D4U Semiconductor.
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