L9779WD vs L9679P Karşılaştırma
Ayrıntılı yan yana karşılaştırma L9779WD tarafından STMicroelectronics ve L9679P tarafından STMicroelectronicsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Özellik Karşılaştırması
| Parametre | L9779WD | L9679P |
|---|---|---|
| Marka | STMicroelectronics | STMicroelectronics |
| Kategori | Power MOSFET Drivers | Specialized PMIC |
| Yaşam Döngüsü Durumu | Aktif | Aktif |
| Manufacturer | STMicroelectronics | — |
| Part Number | L9779WD | — |
| Description | Multifunction IC for engine management system | — |
| Technology | BCD6S | — |
| Paket | 64-pin HiQUAD power package | 100-TQFP (14x14 mm) |
| Montaj Türü | Surface Mount (Power Package) | Surface Mount |
| 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) | SPI (4-wire, configurable) |
| Watchdog | SPI challenge/response with Markov chain | Internal window watchdog |
| 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) | -40 C to +125 C (AEC-Q100) |
| Qualification | AEC-Q100 automotive grade | — |
| RoHS Durumu | Compliant | Compliant |
| Fonksiyon | — | Automotive advanced airbag IC for mid/high-end applications |
| Pin Sayısı | — | 100 |
| Pitch | — | 0.5 mm |
| Besleme Gerilimi | — | 5 V to 18 V nominal; up to 40 V transient |
| Battery Voltage Range | — | 6 V to 18 V (extended 4 V to 40 V for cold-crank and load-dump) |
| Squib Driver Channels | — | 4 high-side / low-side channels |
| Sensor Interface | — | Up to 4 analog sensor channels |
| Diagnostic Features | — | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection |
| Automotive Qualification | — | AEC-Q100 qualified |
| Process Technology | — | BCD (Bipolar-CMOS-DMOS) |
| MSL Seviyesi | — | 3 (168 hours) |