产品概要
描述
The L9965AE/L9965AE16 are a 18/16 channel battery cells monitoring and balancing IC. The devices belong to the L9965 chipset family for high-voltage battery management systems monitoring and control.
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性能一览
- AEC-Q100 qualified
- Temperature grade 1: –40°C to +125°C operating temperature range
- HBM ESD classification level 2
- CDM ESD classification level C4B
- Full ISO26262 compliant, ASIL-D systems ready, documentation available
- Fully synchronized high accuracy measurements on cell voltage, busbar, and stack voltage with dedicated ADC:
- Total error including aging and post soldering <1.4 mV at 3.3 V, -40°C to 105°C
- 16-bit resolution
- Cell range: -1 to 5.5 V
- Integrated digital filtering with programmable cutoff frequency from 3.3 kHz to 4.4 Hz
- Fully redundant architecture
- Cell and busbar support on every channel
- Dedicated busbar channel with ±1 V range
- Passive internal cell balancing up to 400 mA, supporting time-continuous and PWM modes, with automatic cool down based on external NTC sensing. Overcurrent protection during balancing is also available in low-power mode
- Integrated DC-DC converter for energy efficiency:
- Deep-sleep: <12 μA
- Cyclic WAKEUP mode: <20 μA
- Normal mode: <2 mA
- 10 configurable GPIO
- SPI controller and I2C controller peripherals for interfacing external EEPROMs and sensors
- SPI target for direct MCU interface
- Stackable architecture for high-voltage battery packs up to 59 devices
- Embedded NVM for configuration parameters storage and runtime configuration integrity check
- Ultrafast vertical interface peripheral for isolated communication
- Compatible with L9965C pack monitoring chip with a max desynchronization time of 7 us at system level
EDA Symbols, Footprints and 3D Models
STMicroelectronics - L9965AE
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Symbols
Footprints
3D models
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | 符合RoHS级别 | Longevity Commitment | Longevity Starting Date | Material Declaration** |
|---|---|---|---|---|---|---|---|
| L9965AE | Proposal 市场提案，仅供征询客户意见。不作设计或生产承诺。 | TQFP 64 10x10x1.0 1.0 ExPad Down | Industrial | - | - | - | |
| L9965AE-TR | Preview 产品尚在设计阶段 | TQFP-EP 64 10x10x1.0 mm | Automotive Safety | Ecopack2 | - | - | |
| L9965AE16-TR | Target Product is in design feasibility stage. No commitment taken to produce. | TQFP-EP 64 10x10x1.0 mm | Industrial | Ecopack2 | - | - | |
L9965AE
Package:
TQFP 64 10x10x1.0 1.0 ExPad DownMaterial Declaration**:
L9965AE-TR
Package:
TQFP-EP 64 10x10x1.0 mmMaterial Declaration**:
L9965AE16-TR
Package:
TQFP-EP 64 10x10x1.0 mmMaterial Declaration**:
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持。
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Sample & Buy
| Part Number | 供货状态 | Budgetary Price (US$)*/Qty | 从ST订购 | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating Temperature (°C) (min) | Operating Temperature (°C) (max) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L9965AE | | | distributors 无法联系到经销商，请联系我们的销售办事处 | ||||||||||
| L9965AE16-TR | | | distributors 无法联系到经销商，请联系我们的销售办事处 | ||||||||||
| L9965AE-TR | | | distributors 无法联系到经销商，请联系我们的销售办事处 |
L9965AE Proposal
L9965AE16-TR Target
L9965AE-TR Preview