L9779-TR vs L9779WDM-TR Comparison
Detailed side-by-side comparison of L9779-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
L9779-TR - Automotive Dual Voltage Regulator | STMicroelectronics
L9779-TR ✓ ActiveSTMicroelectronics
L9779WDM-TR - Automotive Quad Low-Side Driver | STMicroelectronics
L9779WDM-TR ✓ ActiveSpecification Comparison
| Parameter | L9779-TR | L9779WDM-TR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Voltage Regulators | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Output Type | Fixed | Low-Side Open-Drain |
| Output Voltage 1 | 5 V | — |
| Output Voltage 2 | 3.3 V | — |
| Maximum Output Current 1 | 400 mA | — |
| Maximum Output Current 2 | 100 mA | — |
| Input Voltage Range | 5.5 V to 18 V | — |
| Dropout Voltage | 0.5 V at 400 mA | — |
| Output Voltage Accuracy | ±2% | — |
| Quiescent Current (standby) | 50 µA | — |
| Operating Temperature Range | -40°C to +150°C | -40C to +150C |
| Package | PowerSO-20 | SOIC-20 (SO-20) |
| Mounting Type | Surface Mount | Surface Mount |
| Thermal Resistance, Junction-to-Ambient | 35 °C/W | — |
| Protection Features | Overcurrent, Thermal Shutdown, Reverse Polarity | Overcurrent, Overtemperature, Short-Circuit |
| RoHS Status | Compliant | Compliant |
| Number of Channels | — | 4 |
| 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 |
| MSL Level | — | 3 (168 hours) |
| AEC-Q100 | — | Qualified |