# L4949ED STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L4949ED`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics |
| Extra Product Name | L4949ED STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1 |
| MPN | L4949ED |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 1663350 |
| snippet | Linear Voltage Regulator IC Positive Fixed 1 Output 100mA 8-SOIC |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tube |
| Product Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 28V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.5V @ 100mA |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 300 ?A |
| Current - Supply (Max) | 5 mA |
| PSRR | - |
| Control Features | Reset Output |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | -40?C ~ 125?C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | L4949 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 1663350 |  |  | None | 1 |
| iodParts | L4949ED |  |  | None | 1 |
| Win Source | L4949ED |  |  | 53049 | 1 |
| Hotenda | H2824412 |  |  | None | 1 |
| TME | L4949ED-SMD |  |  | None | 1 |
| 4 Star Electronics | L4949ED |  |  | None | 1 |
| TME | L4949E |  |  | None | 1 |

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Structured data: `/python/html6/product/500/174500000/174947000/part_--L4949ED---STMicroelectronics--942cd2d2c4.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp