BQ79826Z-Q1 vs BQ79881-Q1 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng BQ79826Z-Q1 sa pamamagitan ng Texas Instruments at BQ79881-Q1 sa pamamagitan ng Texas Instruments. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Texas Instruments
BQ79881-Q1 - Automotive UIR Sensor with Pack-Level EIS | TI
BQ79881-Q1 ✓ NakahandaPagsanggunian na paghahambing
| Parametro | BQ79826Z-Q1 | BQ79881-Q1 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Kategorya | Battery Management | Battery Management |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Product Type | 26S/24S stackable battery monitor with EIS engine | UIR Sensor with Pack-Level EIS |
| Cell Count Supported | Up to 26 series cells (stackable to higher counts) | — |
| Cell Voltage Accuracy | ±1.25 mV | — |
| Voltage Measurement Accuracy | < 2 mV across -40°C to +125°C | — |
| Passive Balancing Current | Up to 300 mA per cell | — |
| Integrated Protection | OV/UV cell-protector comparators | — |
| EIS Engine | Integrated electrochemical impedance spectroscopy | Integrated (pack-level) |
| Hanay ng Temperature na Operasyon | -40°C to +125°C | — |
| Automotive Qualification | AEC-Q100 Grade 1 | AEC-Q100 |
| Functional Safety | ISO 26262 up to ASIL-D (system level) | ASIL-D capable (ISO 26262) |
| Packhaging | 100-pin HTQFP (PZS), 12x12 mm, 0.4 mm pitch | LQFP-48 (7x7 mm) with EP |
| Uri ng Pagpapasok | Surface Mount with PowerPAD | Surface Mount |
| Tindminan RoHS | Compliant | Compliant |
| Companion Pack Monitor | BQ79881-Q1 | — |
| Limp Home Mode | Supported (automotive) | — |
| Typical Supply Voltage Range | [DATA_NEEDED: typical supply voltage] | — |
| Communication Interface | Isolated daisy-chain UART/SPI | — |
| Fungsi | — | Battery monitor with EIS, voltage, current, insulation resistance monitoring |
| HV Measurement Accuracy | — | <0.4% (ASIL-D) |
| Single-Ended Measurement Range | — | 0.3 V to 5 V |
| Pack Voltage Measurements | — | 2 (fast) |
| VI Sync within BQ79881 | — | 0 us |
| VI Sync with Cell Monitor | — | 5 us typical |
| Insulation Resistance Monitoring | — | Yes (UIR function) |
| Target Application | — | EV/BMS HV Automotive |
| Level ng MSL | — | [DATA_NEEDED: MSL level] |