# E-L4973D3.3-TR

**Manufacturer:** STMicroelectronics  
**MPN:** `E-L4973D3.3-TR`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics |
| moq | 1 |
| MPN | E-L4973D3.3-TR |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | E-L4973D3.3-TR |
| tierMinQty1 | 1 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 55 V |
| Input Voltage-Min | 8 V |
| Input Voltage-Nom | 24 V |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e3 |
| Keywords | 5.5A SWITCHING REGULATOR, 300kHz SWITCHING FREQ-MAX, PDSO20, LEAD FREE, SOP-20 |
| Length | 12.8 mm |
| Manufacturer Part Number | E-L4973D3.3-TR |
| Number of Functions | 1 |
| Number of Terminals | 20 |
| Output Current-Max | 5.5 A |
| Package Body Material | PLASTIC/EPOXY |
| Package Code | SOP |
| Package Description | SOP, SOP20,.4 |
| Package Equivalence Code | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packaging | - |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| iodParts | E-L4973D3.3-TR |  |  | None | 1 |
| Win Source | E-L4973D3.3-TR |  |  | 5 | 1 |
| 4 Star Electronics | EL4973D33TR |  |  | None | 1 |

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Structured data: `/python/html6/product/500/149500000/149941000/part_--EL4973D33TR---STMicroelectronics--f8244a6d4e.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp