L9779WD-TR vs L9779WDM-TR Comparison
Detailed side-by-side comparison of L9779WD-TR 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
L9779WD-TR - Multifunction Engine Management PMIC | STMicroelectronics
L9779WD-TR ✓ ActiveSTMicroelectronics
L9779WDM-TR - Automotive Quad Low-Side Driver | STMicroelectronics
L9779WDM-TR ✓ ActiveSpecification Comparison
| Parameter | L9779WD-TR | 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) | $9.40 | $1.85 |
| Function | Multifunction IC for engine management | — |
| Topology | Engine Management PMIC with MSC interface | — |
| Process Technology | BCD6S | — |
| Supply Voltage (VBAT) | Up to 18 V typ., load-dump tolerant | — |
| Number of 5 V Sensor Supplies | 5 (current-limited) | — |
| Injector Low-Side Drivers | 4 x low-side drivers | — |
| Lamp/Relay Pre-Drivers | 4 x low-side pre-drivers | — |
| Communication Interface | MSC (L9779WD/-TR); SPI (L9779WD-SPI/-SPI-TR) | — |
| Watchdog | Yes (integrated) | — |
| KEY_ON Input | Yes (internal pull-down, external reverse-battery diode) | — |
| Charge Pump | Yes (internal, for N-channel FET drive) | — |
| Thermal Shutdown | Yes | — |
| Package | HiQUAD-64 (power package, exposed pad) | SOIC-20 (SO-20) |
| Operating Temperature | -40C to +125C (automotive AEC-Q100 grade) | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Packaging | Tape & Reel (TR suffix) | — |
| 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 |