bq76PL536A 器件是一款用于 3 至 6 节串联锂离子电池的可堆叠电池监视器和保护器。bq76PL536A 集成有模拟前端 (AFE) 与高精度模数转换器 (ADC),共同用于实现对电池电芯电压的精确测量。温度使用一个单独的 ADC 进行测量。
除了测量温度外,该器件还能够为各个通道提供过压和欠压监控保护。该器件通过非易失性存储器来存储用户可编程的保护阈值和延迟时间。一旦超出其中某个阈值,就会输出故障信号。
通过堆叠 bq76PL536A 器件,可支持由 192 个电芯组成的叠层电池。所有器件通过高速 SPI 接口进行连接。
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| Number of series cells (min) | 3 |
| Vin (max) (V) | 27 |
| Features | Cell balancing, LDO output, One-Time Programmable (OTP) memory, Overtemperature protection, Overvoltage protection, Precision ADC, SPI, Undervotlage protection |
| Device type | Cell monitor and balancer |
| Number of series cells (max) | 6 |
| Operating temperature range (°C) | -40 to 85 |
| Rating | Catalog |
| Battery overvoltage protection (min) (V) | 2 |
| Battery overvoltage protection (max) (V) | 5 |
| Communication interface | SPI |
| Operating current (typ) (µA) | 10500 |
| HTQFP (PAP) | 64 | 144 mm² 12 x 12 |