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| PartNumber | L4977A | L4977 | L4977A-LF |
| Description | Switching Voltage Regulators 5.1 to 40V 7.0 Amp | ||
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Switching Voltage Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | - |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | MULTIWATT-15 | - | - |
| Output Voltage | 40 V | 40 V | - |
| Output Current | 150 uA | 150 uA | - |
| Number of Outputs | 1 Output | 1 | - |
| Input Voltage MAX | 50 V | 50 V | - |
| Topology | Buck | Buck | - |
| Input Voltage MIN | 15 V | 15 V | - |
| Switching Frequency | 200 kHz | 200 kHz | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Series | L4977A | L4977 | - |
| Packaging | Tube | Tube | - |
| Type | Step-Down | Step-Down | - |
| Brand | STMicroelectronics | - | - |
| Load Regulation | 10 mV | 10 mV | - |
| Product Type | Switching Voltage Regulators | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Package Case | - | MULTIWATT-15 | - |
| Operating Temperature | - | -40°C ~ 150°C (TJ) | - |
| Mounting Type | - | Through Hole | - |
| Output Type | - | Adjustable | - |
| Function | - | Step-Down | - |
| Supplier Device Package | - | 15-Multiwatt | - |
| Frequency Switching | - | 200kHz ~ 500kHz | - |
| Current Output | - | 7A | - |
| Output Configuration | - | Positive | - |
| Voltage Output Min Fixed | - | 5.1V | - |
| Voltage Output Max | - | 40V | - |
| Synchronous Rectifier | - | No | - |
| Voltage Input Min | - | 15V | - |
| Voltage Input Max | - | 50V | - |