L9679P vs L9779WD Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci L9679P 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.
Pengandingan Spesifikasi
| Parametr | L9679P | L9779WD |
|---|---|---|
| Merek | STMicroelectronics | STMicroelectronics |
| Kategori | Specialized PMIC | Power MOSFET Drivers |
| Status Lingkungan Hidup | Aktif | Aktif |
| Fungsi | Automotive advanced airbag IC for mid/high-end applications | — |
| Kemasan | 100-TQFP (14x14 mm) | 64-pin HiQUAD power package |
| Kiraan Pin | 100 | — |
| Pitch | 0.5 mm | — |
| Tegangan Pemberi Arus | 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 | — |
| Communication Interface | SPI (4-wire, configurable) | SPI (serial peripheral interface) |
| Sensor Interface | Up to 4 analog sensor channels | — |
| Watchdog | Internal window watchdog | SPI challenge/response with Markov chain |
| Diagnostic Features | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection | — |
| Suhu Operasi | -40 C to +125 C (AEC-Q100) | -40 C to +150 C (junction) |
| Automotive Qualification | AEC-Q100 qualified | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | — |
| Status RoHS | Compliant | Compliant |
| Jenis Pemasangan | Surface Mount | Surface Mount (Power Package) |
| Aras MSL | 3 (168 hours) | — |
| 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 |
| 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) |
| Qualification | — | AEC-Q100 automotive grade |