L9967 vs BQ76952 مقایسه
مقایسه دقیق کنار به کنار L9967 توسط STMicroelectronics و BQ76952 توسط Texas Instruments. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
مقایسه مشخصات
| پارامتر | L9967 | BQ76952 |
|---|---|---|
| برند | STMicroelectronics | Texas Instruments |
| دسته‌بندی | Battery Management | Battery Management |
| وضعیت چرخه عمر | فعال | فعال |
| Number of Cells | Up to 14 series cells | — |
| Voltage Measurement Accuracy | ±10 mV | — |
| Current Sensing | Integrated shunt amplifier | — |
| ADC Resolution | 16-bit delta-sigma | — |
| Balancing Current | 300 mA (passive) | — |
| Communication Interface | SPI | I2C (CRC disabled by default) |
| Supply Voltage Range | 6 V to 72 V | — |
| دمای کاری | -40°C to +125°C | [DATA_NEEDED: operating temperature range] |
| بسته‌بندی | QFN-48 (7x7 mm) | 48-TQFP (7x7 mm) |
| نوع نصب | Surface Mount | Surface Mount |
| AEC-Q100 | Qualified | — |
| RoHS | Compliant | — |
| Watchdog Timer | Programmable | — |
| Protection Features | Overvoltage, undervoltage, overtemperature | — |
| Daisy-Chain Support | Yes | — |
| Cell Count | — | 3-series to 16-series |
| Supported Chemistries | — | Li-ion, Li-polymer, LiFePO4 |
| عملکرد | — | Battery monitor and protector (BMS AFE) |
| Cell Voltage Measurement | — | Differential (e.g., VC1-VC0 through VC16-VC15) |
| Cell Balancing | — | Autonomous or host-controlled |
| FET Drivers | — | Integrated high-side charge-pump NFET drivers |
| Protection Subsystem | — | Configurable current, voltage, temperature protections |
| Thermistor Inputs | — | Up to 9 external thermistors + internal die temperature |
| ولتاژ تغذیه | — | [DATA_NEEDED: supply voltage range] |
| سطح MSL | — | [DATA_NEEDED: moisture sensitivity level] |
| وضعیت RoHS | — | [DATA_NEEDED: RoHS status] |