L9678PTR vs L9779WD Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci L9678PTR disebabkan oleh STMicroelectronics dan L9779WD disebabkan oleh STMicroelectronics. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
STMicroelectronics
L9678PTR - Automotive Airbag System Basis IC | STMicroelectronics
L9678PTR ✓ Aktif
Pengandingan Spesifikasi
| Parametr | L9678PTR | L9779WD |
|---|---|---|
| Merek | STMicroelectronics | STMicroelectronics |
| Kategori | Power MOSFET Drivers | Power MOSFET Drivers |
| Status Lingkungan Hidup | Aktif | Aktif |
| Product Type | Automotive Airbag System Basis IC (SBI) | — |
| Kemasan | 64-LQFP (10x10 mm) | 64-pin HiQUAD power package |
| Operating Voltage (VBAT) | 6 V to 18 V (load-dump tolerant up to 40 V) | — |
| Gambaran Suhu Operasi | -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 | — |
| Jenis Pemasangan | Surface Mount | Surface Mount (Power Package) |
| Aras MSL | 3 (168 hours) | — |
| Status RoHS | 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) |
| Suhu Operasi | — | -40 C to +150 C (junction) |
| Qualification | — | AEC-Q100 automotive grade |