BQ79881-Q1 vs BQ79616-Q1 对比
详细并排对比 BQ79881-Q1 出自 Texas Instruments 和 BQ79616-Q1 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | BQ79881-Q1 | BQ79616-Q1 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Battery Management | Battery Management |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.45 | $10.40 |
| Product Type | UIR Sensor with Pack-Level EIS | — |
| 功能 | Battery monitor with EIS, voltage, current, insulation resistance monitoring | Battery Monitor, Balancer, Integrated Protector |
| HV Measurement Accuracy | <0.4% (ASIL-D) | — |
| Single-Ended Measurement Range | 0.3 V to 5 V | — |
| Pack Voltage Measurements | 2 (fast) | — |
| VI Sync within BQ79881 | 0 us | — |
| VI Sync with Cell Monitor | 5 us typical | — |
| Functional Safety | ASIL-D capable (ISO 26262) | ASIL-D capable |
| Automotive Qualification | AEC-Q100 | — |
| 封装 | LQFP-48 (7x7 mm) with EP | 64-HTQFP (PAPR) 10x10 mm with exposed thermal pad |
| 安装类型 | Surface Mount | Surface Mount |
| EIS Engine | Integrated (pack-level) | — |
| Insulation Resistance Monitoring | Yes (UIR function) | — |
| Target Application | EV/BMS HV Automotive | — |
| MSL 等级 | [DATA_NEEDED: MSL level] | [DATA_NEEDED: MSL rating] |
| RoHS 状态 | Compliant | Compliant |
| Battery Chemistry | — | Lithium-Ion |
| Number of Cells Supported | — | 6S to 16S |
| Cell Voltage Measurement Time | — | < 200 µs |
| Cell Input Channels (VC) | — | 16 |
| Cell Balancing Pins (CB) | — | 16 |
| Bus-Bar Sense Pins | — | BBP / BBN (dedicated) |
| Communication Interface | — | Proprietary daisy-chain (via BQ79600-Q1 bridge) |
| AEC-Q100 | — | Qualified (automotive) |
| Supply Voltage (LDOIN) | — | [DATA_NEEDED: LDOIN range] |
| 工作温度范围 | — | -40 °C to +125 °C |