# L4974

**Manufacturer:** STMicroelectronics  
**MPN:** `L4974`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics, ST MICROELECTRONICS, STMICROELECTRONICS |
| Part Number | L4974A |
| ASIN | B073466M9T, B07N32KP76 |
| AdultProduct | False |
| Asin | B008QYBI8U, B00HKJMJEE, B073466M9T, B07N32KP76 |
| Autographed | False |
| Batteries_required | False |
| Binding | Electronics |
| Brand | STMicroelectronics |
| Bullet_point | InputVoltage: 15 to 50 V;, NoofOutputs: 1; QuiescentCurrent: 19 mA; StorageTemperatureRange: -40 to +150 °C; LoadRegulation: 25 mV;, SwitchingFrequency-Max: 200 kHz; OperatingTempRange: -40 to +150 °C |
| Case | 1, 2 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 306506011 |
| ClassificationId | 306506011 |
| DisplayName | Industrial Electrical |
| EAN | 5053485029788 |
| EANList | 5053485029788 |
| Feature | <b>Price For:</b> Each<b>Order Unit:</b> Each\xa01 <b>DC / DC Converter IC Case:</b>: DIP <b>Input Voltage Max:</b>: 50 <b>Input Voltage Min:</b>: 15 <b>MSL:</b>: - <b>No. of Outputs:</b>: 1 <b>No. of |
| Height | 150, 243, 56, 75 |
| Identifier | 7039791547015 |
| IdentifierType | EAN |
| ItemClassification | BASE_PRODUCT |
| ItemName | L4974A, Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 3.5A 20-Pin Power PDIP Tube (5 Items), ST MICROELECTRONICS L4974A L4974 Series 3.5 A Step Down Monolithic Power Switching Regulator - Pow |
| Item_name | L4974A, Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 3.5A 20-Pin Power PDIP Tube (5 Items), ST MICROELECTRONICS L4974A L4974 Series 3.5 A Step Down Monolithic Power Switching Regulator - Pow |
| Item_package_quantity | 1 |
| Item_type_keyword | electronic-components |
| Item_weight | 0.01, 3.44 |
| Keyword | L4974, L4974A |
| Label | ST MICROELECTRONICS, STMICROELECTRONICS, STMicroelectronics |
| Link | https://m.media-amazon.com/images/I/11CIHVTblrL._SL75_.jpg, https://m.media-amazon.com/images/I/11CIHVTblrL.jpg, https://m.media-amazon.com/images/I/2108PELp0BL._SL75_.jpg, https://m.media-amazon.com/ |
| MPN | L4974A |
| Man | ST MICROELECTRONICS, STMICROELECTRONICS, STMicroelectronics |
| Memorabilia | False |
| Model | L4974A |
| ModelNumber | L4974A |
| Model_number | L4974A |
| NumberOfItems | 1, 2, 5 |
| Number_of_items | 2, 5 |
| PackageQuantity | 1 |
| PartNumber | L4974A |
| Part_number | L4974A |
| ProductGroup | BISS, BISS Basic |
| ProductType | BISS, ELECTRONIC_COMPONENT |
| ProductTypeName | BISS, CONSUMER_ELECTRONICS, ELECTRONIC_COMPONENT |
| Product_description | L4974 Series 3.5 A Step Down Monolithic Power Switching Regulator - PowerDIP-20 ***** For more information refer to the specification sheet located in the 'Downloads' section below the image *****, L4 |
| Product_site_launch_date | 2017-12-08T14:55:54.856Z, 2019-01-24T19:42:06.983Z |
| Publisher | ST MICROELECTRONICS, STMICROELECTRONICS, STMicroelectronics |
| Studio | ST MICROELECTRONICS, STMICROELECTRONICS, STMicroelectronics |
| Supplier_declared_dg_hz_regulation | unknown |
| Title | DC-DC Switching Buck (Step Down) Regulator, Adjustable, 15V-50Vin, 5.1V-40Vout, 3.5Aout, DIP-20, L4974A, Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 3.5A 20-Pin Power PDIP Tube (5 Items), S |
| TradeInEligible | False |
| Type | ean |
| URL | http://ecx.images-amazon.com/images/I/2108PELp0BL._SL75_.jpg, https://m.media-amazon.com/images/I/11CIHVTblrL._SL75_.jpg, https://m.media-amazon.com/images/I/2108PELp0BL._SL75_.jpg |
| Unit | grams, ounces, pounds |
| Units | pixels, pounds |
| Variant | MAIN |
| WebsiteDisplayGroup | biss_basic_display_on_website |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Ewing Components | L4974 |  |  | 7600 | None |
| Digi-Key | 497-6699-5-ND |  |  | None | 1 |
| Radwell | L4974A |  |  | 48 | 1 |
| Little Diode | L4974A | 17.8217325 | 1 | 7 | 1 |
| 1Source | L4974A |  |  | None | 1 |
| Win Source | L4974A |  |  | 8508 | 1 |
| RS Delivers | 265-623 | 13.47 | 1 | 9 | 1 |
| Hotenda | H2767992 | 10.2 | 1 | None | 1 |
| TME | L4974A |  |  | None | 1 |
| Newark | 24M4227 |  |  | None | 1 |
| Future Electronics | 5701693 | 9.32 | 1 | None | 200 |
| swatee.com | L4974A | 17.33 | 1 | 122 | 1 |
| 4 Star Electronics | L4974A |  |  | None | 1 |
| Digi-Key | 1038145 |  |  | None | 1 |
| RS Delivers | 168-5780 | 11.404 | 1 | None | 20 |
| RS Delivers | 265-623P | 13.47 | 1 | 118 | 1 |
| st.com | L4974A |  |  | None | 1 |
| BD Enterprises | L4974A | 18.75 | 1 | None | 1 |
| Newark | 56P8353 |  |  | None | 1 |
| Newark | 89K1327 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/14000000/14127000/part_--L4974---STMicroelectronics--961a96f442.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp