製品概要
概要
L99BM2C is a current, voltage, charge and isolation monitor for HV battery packs.
It is part of the L99BM2 chipset for battery management systems and can be inserted as an addressable element of the same isolated daisy chain (VIF).
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機能一覧
- -40°C to +125°C operating temperature range
- HBM ESD classification level 2
- CDM ESD classification level C4B
- 2 independent current sense ADCs
- 18-bit resolution
- Input range = ±100 mV
- Integrated programmable digital filtering with cut-off frequency from 3.5 kHz to 5 Hz for instantaneous current measurement
- Fully redundant architecture with cross-check on every current sample
- Integrated Coulomb Counter
- Fully redundant short circuit detector with programmable threshold and ultra fast reaction time
- 2 programmable (level/PWM encoded) FAULT outputs
- 10 Gate pre-drivers also compatible with optocouplers
- 11 fully differential analog inputs
- 7 configurable GPIO
- SPI and I2C Controller peripherals to interface up to two external EEPROM, L99BM2P pyro driver, sensors
- SPI Target for direct MCU interface
- 3.3V (VTREF) and 5V (V5V) LDOs for external sensors supply and biasing
- Embedded NVM for configuration parameters storage and runtime configuration integrity check
- Ultra-fast vertical interface peripheral for isolated communication
- Compatible with 18S L99BM218 cell monitoring chip with a max de-synchronization time of 7 us at system level
EDA Symbols, Footprints and 3D Models
STMicroelectronics - L99BM2C
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Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHSコンプライアンスグレード | Longevity Commitment | Longevity Starting Date | Material Declaration** |
|---|---|---|---|---|---|---|---|
| L99BM2C-TR | Active 交換品交換品 | TQFP-EP 48 7X7X1.0 MM | Industrial | Ecopack2 | - | - | |
L99BM2C-TR
Package:
TQFP-EP 48 7X7X1.0 MMMaterial Declaration**:
(**) st.comで提供している材料宣誓書は、パッケージ･ファミリ内で最も一般的に使用されているパッケージに基づく汎用ドキュメントの場合があります。そのため、特定の製品では100%正確ではない可能性があります。特定の製品情報については、セールスサポートまでお問い合わせください
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Sample & Buy
| Part Number | 製品ステータス | Budgetary Price (US$)*/Qty | STから購入 | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating Temperature (°C) (min) | Operating Temperature (°C) (max) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L99BM2C-TR | | | distributors 販売代理店に在庫がない場合は、STのセールス･オフィスまでお問い合わせください |
L99BM2C-TR Active
販売代理店に在庫がない場合は、STのセールス･オフィスまでお問い合わせください
（*）概算用の参考価格（US$）です。現地通貨でのお見積りについては、STのセールス･オフィスまたは販売代理店までお問い合わせください。