L9678PTR vs L9779WD Karşılaştırma
Ayrıntılı yan yana karşılaştırma L9678PTR tarafından STMicroelectronics ve L9779WD tarafından STMicroelectronicsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
STMicroelectronics
L9678PTR - Automotive Airbag System Basis IC | STMicroelectronics
L9678PTR ✓ Aktif
Özellik Karşılaştırması
| Parametre | L9678PTR | L9779WD |
|---|---|---|
| Marka | STMicroelectronics | STMicroelectronics |
| Kategori | Power MOSFET Drivers | Power MOSFET Drivers |
| Yaşam Döngüsü Durumu | Aktif | Aktif |
| Product Type | Automotive Airbag System Basis IC (SBI) | — |
| Paket | 64-LQFP (10x10 mm) | 64-pin HiQUAD power package |
| Operating Voltage (VBAT) | 6 V to 18 V (load-dump tolerant up to 40 V) | — |
| İşletim Sıcaklığı Aralığı | -40 C to +95 C | — |
| Integrated Linear Regulator 1 | 5 V with external pass transistor | — |
| Integrated Linear Regulator 2 | 3.3 V fully integrated | — |
| Optional Regulator | 7.2 V via external pass transistor (for PSI5 sensor supply) | — |
| Satellite Sensor Interface Channels | 4 channels (analog / PSI5 selectable) | — |
| PSI5 Support | Yes (Manchester-coded remote sensor interface) | — |
| Battery Cut-off Switch | Yes (high-side) | — |
| Energy Reserve Management | Yes (external reservoir capacitor) | — |
| VDDQ Supply Pins | 2 (5 V and 3.3 V I/O compatible) | — |
| SPI Control Interface | Yes (MCU communication, watchdog-linked) | — |
| Automotive Grade | AEC-Q100 capable | — |
| Montaj Türü | Surface Mount | Surface Mount (Power Package) |
| MSL Seviyesi | 3 (168 hours) | — |
| RoHS Durumu | Compliant | Compliant |
| Manufacturer | — | STMicroelectronics |
| Part Number | — | L9779WD |
| Description | — | Multifunction IC for engine management system |
| Technology | — | BCD6S |
| Supply Voltage (VSUP) | — | 6 V to 18 V (40 V transient) |
| 5V MCU Regulator | — | 5 V nominal, up to 250 mA |
| 5V Sensor Supply | — | 5 V nominal, up to 150 mA |
| Communication Interface | — | SPI (serial peripheral interface) |
| Watchdog | — | SPI challenge/response with Markov chain |
| Injection Predrivers | — | 4 channels (INJ1-INJ4) |
| Ignition Predrivers | — | Integrated |
| Stepper Predriver | — | 2 channels (idle air control / throttle) |
| Relay Drivers | — | Main relay, oil/oxygen sensor relay |
| Tachometer / Hall Input | — | TACH |
| Reverse Battery Protection | — | External diode on KEY_ON (internal pull-down) |
| İşletim Sıcaklığı | — | -40 C to +150 C (junction) |
| Qualification | — | AEC-Q100 automotive grade |