L9779WD vs L9779WDM-TR Comparison
Detailed side-by-side comparison of L9779WD by STMicroelectronics and L9779WDM-TR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L9779WDM-TR - Automotive Quad Low-Side Driver | STMicroelectronics
L9779WDM-TR ✓ ActiveSpecification Comparison
| Parameter | L9779WD | L9779WDM-TR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.85 | $1.85 |
| Manufacturer | STMicroelectronics | — |
| Part Number | L9779WD | — |
| Description | Multifunction IC for engine management system | — |
| Technology | BCD6S | — |
| Package | 64-pin HiQUAD power package | SOIC-20 (SO-20) |
| Mounting Type | 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) | — |
| 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) | — |
| Operating Temperature | -40 C to +150 C (junction) | — |
| Qualification | AEC-Q100 automotive grade | — |
| RoHS Status | Compliant | Compliant |
| Number of Channels | — | 4 |
| Output Type | — | Low-Side Open-Drain |
| Supply Voltage Range | — | 4.5 V to 40 V |
| Maximum Output Current per Channel | — | 1 A |
| On-Resistance (Typical) | — | 0.5 ohm |
| Quiescent Current | — | 10 uA (standby) |
| PWM Frequency | — | Up to 20 kHz |
| Interface | — | SPI |
| Protection Features | — | Overcurrent, Overtemperature, Short-Circuit |
| Operating Temperature Range | — | -40C to +150C |
| MSL Level | — | 3 (168 hours) |
| AEC-Q100 | — | Qualified |