BQ79881-Q1 vs BQ79826Z-Q1 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng BQ79881-Q1 sa pamamagitan ng Texas Instruments at BQ79826Z-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 ✓ Nakahanda
Pagsanggunian na paghahambing
| Parametro | BQ79881-Q1 | BQ79826Z-Q1 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Kategorya | Battery Management | Battery Management |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Product Type | UIR Sensor with Pack-Level EIS | 26S/24S stackable battery monitor with EIS engine |
| 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 | — |
| Functional Safety | ASIL-D capable (ISO 26262) | ISO 26262 up to ASIL-D (system level) |
| Automotive Qualification | AEC-Q100 | AEC-Q100 Grade 1 |
| Packhaging | LQFP-48 (7x7 mm) with EP | 100-pin HTQFP (PZS), 12x12 mm, 0.4 mm pitch |
| Uri ng Pagpapasok | Surface Mount | Surface Mount with PowerPAD |
| EIS Engine | Integrated (pack-level) | Integrated electrochemical impedance spectroscopy |
| Insulation Resistance Monitoring | Yes (UIR function) | — |
| Target Application | EV/BMS HV Automotive | — |
| Level ng MSL | [DATA_NEEDED: MSL level] | — |
| Tindminan RoHS | Compliant | Compliant |
| 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 |
| Hanay ng Temperature na Operasyon | — | -40°C to +125°C |
| 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 |