2A Step-down Switching Regulator, a power management IC featuring an adjustable output voltage up to 50V and a maximum output current of 2A. Operating from an 8V to 55V input range, this surface-mount device achieves 87% efficiency and a maximum switching frequency of 300kHz. It offers a single positive output and operates across a wide temperature range of -40°C to 150°C. The component is RoHS compliant and housed in a compact SO package.
PackageSO
MountingSurface Mount
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Technical Specifications
Stmicroelectronics L4978D technical specifications.
General
| Package/Case | SO |
| Efficiency | 87% |
| Height | 2.35mm |
| Lead Free | Lead Free |
| Length | 10.5mm |
| Max Input Voltage | 55V |
| Min Input Voltage | 8V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 2A |
| Max Output Voltage | 50V |
| Min Output Voltage | 3.3V |
| Mount | Surface Mount |
| Number of Outputs | 1 |
| Operating Supply Voltage | 55V |
| Output Configuration | Positive |
| Output Current | 2A |
| Output Type | Adjustable |
| Output Voltage | 50V |
| Package Quantity | 49 |
| Packaging | Rail/Tube |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Switching Frequency-Max | 300kHz |
| Synchronous Rectifier | No |
| Width | 7.6mm |
Compliance
| RoHS | Compliant |
Datasheet
Stmicroelectronics L4978D Datasheet
Download the complete datasheet for Stmicroelectronics L4978D to view detailed technical specifications.
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