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數據: bq769x0 3 節(jié)至 15 節(jié)串聯電池監(jiān)控系列 用于鋰離子和磷酸鹽電池應用 數據表 (Rev. F)
bq769x0系列的穩(wěn)健耐用型模擬前端(AFE)器件通常用作針對下一代高功率系統(tǒng)(例如,輕型電動車輛,電動工具和不間斷電源)的完整電池組監(jiān)控和保護解決方案的一部分.bq769x0在設計時充分考慮了低功耗要求,不僅可通過使能/禁用集成電路(IC)中的子模塊來控制整個芯片的電流消耗,而且還可以利用SHIP模式將電池組輕松切換至超低功耗狀態(tài)。
所有商標是他們各自所有者的財產。
| ? |
|---|
| Function |
| Number of Series Cells (Min) |
| Number of Series Cells (Max) |
| Communication Interface |
| Features |
| Typical Operating Current (Typ) (uA) |
| Rating |
| Vin (Max) (V) |
| Pin/Package |
| ? |
| BQ76940 | BQ76920 | BQ76925 | BQ76930 |
|---|---|---|---|
| Monitoring (Analog Front-End) ? ? | Monitoring (Analog Front-End) ? ? | Monitoring (Analog Front-End) ? ? | Monitoring (Analog Front-End) ? ? |
| 9 ? ? | 3 ? ? | 3 ? ? | 6 ? ? |
| 15 ? ? | 5 ? ? | 6 ? ? | 10 ? ? |
| I2C ? ? | I2C ? ? | I2C ? ? | I2C ? ? |
| Cell Balancing Coulomb counter (integrating current sense) Integrated ADC LDO Low-Side NCH CHG/DSG FET Drive Requires separate MCU Temperature sense Over-current in Discharge (OCD) Over-voltage (OV) Short-circuit Discharge (SCD) Under-voltage (UV) ? ? | Cell Balancing Coulomb counter (integrating current sense) Integrated ADC LDO Low-Side NCH CHG/DSG FET Drive Requires separate MCU Temperature sense Over-current in Discharge (OCD) Over-voltage (OV) Short-circuit Discharge (SCD) Under-voltage (UV) ? ? | Analog current sense Cell Balancing LDO Requires separate MCU Temperature sense Short-circuit Discharge (SCD) ? ? | Cell Balancing Coulomb counter (integrating current sense) Integrated ADC LDO Low-Side NCH CHG/DSG FET Drive Requires separate MCU Temperature sense Over-current in Discharge (OCD) Over-voltage (OV) Short-circuit Discharge (SCD) Under-voltage (UV) ? ? |
| 40 ? ? | 40 ? ? | 40 ? ? | 40 ? ? |
| Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? |
| 75 ? ? | 25 ? ? | 26.4 ? ? | 50 ? ? |
| 44TSSOP ? ? | 20TSSOP ? ? | 20TSSOP 24VQFN ? ? | 30TSSOP ? ? |