BQ76952 vs L9967 مقایسه
مقایسه دقیق کنار به کنار BQ76952 توسط Texas Instruments و L9967 توسط STMicroelectronics. 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 | BQ76952 | L9967 |
|---|---|---|
| برند | Texas Instruments | STMicroelectronics |
| دسته‌بندی | Battery Management | Battery Management |
| وضعیت چرخه عمر | فعال | فعال |
| 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 | — |
| Communication Interface | I2C (CRC disabled by default) | SPI |
| Thermistor Inputs | Up to 9 external thermistors + internal die temperature | — |
| بسته‌بندی | 48-TQFP (7x7 mm) | QFN-48 (7x7 mm) |
| نوع نصب | Surface Mount | Surface Mount |
| دمای کاری | [DATA_NEEDED: operating temperature range] | -40°C to +125°C |
| ولتاژ تغذیه | [DATA_NEEDED: supply voltage range] | — |
| سطح MSL | [DATA_NEEDED: moisture sensitivity level] | — |
| وضعیت RoHS | [DATA_NEEDED: RoHS status] | — |
| 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) |
| Supply Voltage Range | — | 6 V to 72 V |
| AEC-Q100 | — | Qualified |
| RoHS | — | Compliant |
| Watchdog Timer | — | Programmable |
| Protection Features | — | Overvoltage, undervoltage, overtemperature |
| Daisy-Chain Support | — | Yes |