BQ79758-Q1
- AEC-Q100 qualified with the following results:
- Device temperature grade 1: –40°C to +125°C ambient operating temperature range
- Functional Safety-Compliant
- Documentation to aid ISO 26262 system design
- Systematic capability up to ASIL D
- Hardware capability up to ASIL D
- Measure 9 to 18 batteries in series per device, stackable up to 64 devices
- Dedicated ADC with typical ±1mV accuracy
- Two independent Current Sense ADCs with ±0.1% gain error drift and input range +/-275mV.
- Programmable Over Current Detection comparators
- Support limp home mode with full redundancy
- Integrated post-ADC configurable digital low-pass filters
- Supports busbar without affecting measurement accuracy
- 10 GPIOs for temp sensor/analog/digital/I2C controller/SPI controller
- Internal cell balancing
- Balancing at 300mA
- User controlled PWM adjustment cell balancing current
- Built-in balancing thermal management with automatic pause and resume control
- Robust daisy chain communication and support Ring Architecture
- Hardware reset by host simulates POR-like event without battery removal
- On chip memory for one time custom programming
- Low power mode current <6µA
- Compatible with BQ79600-Q1 with SPI/UART interface
The BQ79758-Q1 provides high-accuracy cell voltage measurements for up to 18S battery modules in high-voltage battery management systems in xEV/EV. The monitor offers different channel options in the same package type, providing pin-to-pin compatibility and supporting high reuse of the established software and hardware across any platform. This device has a state-of-the-art ADC architecture/measurement system meeting stringent automotive standard and safety requirements. With the daisy-chain isolated by transformer (or capacitor), the device is suitable for centralized or distributed architectures in xEV powertrain.
技術文件
找不到結果。請清除您的搜尋條件,然後再試一次。
檢視所有 1 設計與開發
如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。
驅動程式或資料庫
BQ7971X-Q1 Complex Device Driver software
驅動程式或資料庫
BQ79758-Q1-DESIGN — BQ79758-Q1 design resources
This secure folder contains design resources for BQ79758-Q1.
支援產品和硬體
驅動程式或資料庫
BQ797XX-Q1-FMEDA — BQ797xx-Q1 FMEDA files
BQ797xx-Q1 FMEDA files
支援產品和硬體
驅動程式或資料庫
BQ797XX-Q1-FUNCTIONAL-SAFETY-DOCS — BQ797xx-Q1 functional safety documents
BQ797xx-Q1 functional safety documents
支援產品和硬體
封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
HTQFP (PAP) | 64 | Ultra Librarian |
訂購與品質
內含資訊:
- RoHS
- REACH
- 產品標記
- 鉛塗層/球物料
- MSL 等級/回焊峰值
- MTBF/FIT 估算值
- 材料內容
- 認證摘要
- 進行中持續性的可靠性監測
內含資訊:
- 晶圓廠位置
- 組裝地點
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。