# L4978D013TR STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L4978D013TR`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics, ST MICROELECTRONICS, STMICROELECTRONICS |
| Extra Product Name | L4978D013TR STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1 |
| MPN | L4978D013TR |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 668256 |
| snippet | Buck Switching Regulator IC Positive Adjustable 3.3V 1 Output 2A 16-SOIC (0.295\ |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 25 |
| tierMinQty4 | 100 |
| tierMinQty5 | 250 |
| tierMinQty6 | 500 |
| tierPrice1 | 4.33000 |
| tierPrice2 | 3.88800 |
| tierPrice3 | 3.67560 |
| tierPrice4 | 3.18550 |
| tierPrice5 | 3.02208 |
| tierPrice6 | 2.71172 |
| Part Number | L4978D013TR |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 8V |
| Voltage - Input (Max) | 55V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | 50V |
| Current - Output | 2A |
| Frequency - Switching | 100kHz ~ 300kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40?C ~ 150?C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 16-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 16-SO |
| Base Product Number | L4978 |
| ASIN | B00LUEDENK, B011NIYAKI, B07D8ZYQMG, B07N6GGMM9 |
| AdultProduct | False |
| Asin | B00HKJC1ZG, B00LUEDBOW, B00LUEDCYQ, B00LUEDENK, B00LUEDHOG, B00LUEDKX4, B00LUEDMNM, B00MEKOLLS, B011NIYAKI, B07D8ZYQMG, B07N6GGMM9 |
| Autographed | False |
| Brand | STMicroelectronics |
| Bullet_point | <b>Order Unit:</b> Each&nbsp;1 <b>DC / DC Converter IC Case:</b>: SOIC <b>Input Voltage Max:</b>: 55 <b>Input Voltage Min:</b>: 8 <b>MSL:</b>: - <b>No. of Outputs:</b>: 1 <b>No. of Pins:</b>: 16 <b>Op |
| Case | 1, 10, 100, 1000, 5, 50, 500 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 306506011, 306831011, 306842011 |
| CatalogNumberList | MS 511-L4978D013TR, MS 511-L4978D013TR X1, MS 511-L4978D013TR X10, MS 511-L4978D013TR X100, MS 511-L4978D013TR X5, MS 511-L4978D013TR X50, MS 511-L4978D013TR X500 |
| ClassificationId | 306506011, 306843011 |
| DisplayName | Communication Integrated Circuits, Industrial Electrical |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 668256 | 4.33 | 1 | None | 1 |
| Newark | 56P8361 | 2.83 | 1 | None | 1000 |
| Win Source | L4978D013TR |  |  | 1 | 1 |
| Future Electronics | 9019305 | 1.61 | 1 | None | 1000 |
| swatee.com | L4978D013TR | 7.22 | 1 | 505 | 1 |
| 4 Star Electronics | L4978D013TR |  |  | None | 1 |
| Digi-Key | 5253801 | 4.33 | 1 | None | 1 |
| Verical | L4978D013TR | 2.771 | 1 | 20 | 4 |
| Mouser | 511-L4978D013TR | 3.41 | 1 | 2000 | 1 |
| st.com | L4978D013TR | 4.04 | 1 | None | 1 |
| Newark | 45Y5615 | 2.12 | 1 | None | 1000 |

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Structured data: `/python/html6/product/500/266000000/266467500/part_--L4978D013TR---STMicroelectronics--3a6d507fc1.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp