# L5991D STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L5991D`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics, ST MICROELECTRONICS, STMICROELECTRONICS, Stmicroelectronics |
| Extra Product Name | L5991D STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| minimum | 1 |
| moq | 1 |
| MPN | L5991D |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 497-14768-5-ND |
| Part Number | L5991D |
| Product Group | BISS |
| ASIN | B005TA4NRM, B00LVHU6KA, B00LVHU8SA, B00LVHU9ZC, B00LVHUC8G, B07B6CVFTS, B07N6LPYH3 |
| AdultProduct | False |
| Asin | B005TA4NRM, B00LVHU6KA, B00LVHU8SA, B00LVHU9ZC, B00LVHUC8G, B00MEL0I7I, B011NJ6CE4, B011NJ6GG8, B011NJ6OGK, B07B6CVFTS, B07N6LPYH3 |
| Autographed | False |
| Batteries_required | False |
| Binding | Misc. |
| Brand | STMicroelectronics |
| Bullet_point | 10V ~ 20V, IC REG CTRLR BST FLYBK ISO SO16, Isolated, Up to 1MHz |
| Case | 1, 10, 100, 5, 50 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 306506011, 306831011, 306842011 |
| CatalogNumberList | MS 511-L5991D |
| ClassificationId | 306506011, 306843011 |
| DisplayName | Communication Integrated Circuits, Industrial Electrical |
| Feature | <b>Price For:</b> Pack of 100<b>Order Unit:</b> Each\xa01 <b>Controller IC Case Style:</b>: NSOIC <b>Frequency:</b>: 1 <b>Input Voltage:</b>: - <b>MSL:</b>: MSL 3 - 168 hours <b>No. of Pins:</b>: 16 < |
| Height | 180, 200, 243, 56, 6, 6.0, 68, 75 |
| Identifier | 0619438160684, 619438160684 |
| IdentifierType | EAN, UPC |
| Included_components | IC REG CTRLR BST FLYBK ISO SO16 |
| IsBrandQuery | True |
| IsDeadAsin | True |
| ItemClassification | BASE_PRODUCT |
| ItemName | ST MICROELECTRONICS L5991D Current Mode PWM - 10 item(s), STMicroelectronics L5991D IC REG CTRLR BST FLYBK ISO SO16, Switching Controllers Prog Current Mode (10 pieces), Switching Controllers Prog Cur |
| Item_name | ST MICROELECTRONICS L5991D Current Mode PWM - 10 item(s), STMicroelectronics L5991D IC REG CTRLR BST FLYBK ISO SO16, Switching Controllers Prog Current Mode (10 pieces), Switching Controllers Prog Cur |
| Item_package_quantity | 1, 10 |
| Item_package_weight | 2.0 |
| Item_type_keyword | communication-integrated-circuits, electronic-components |
| Item_weight | 0.01, 0.04 |
| Keyword | L5991D |
| Label | ST MICROELECTRONICS, STMICROELECTRONICS, STMicroelectronics, Stmicroelectronics |
| Length | 6, 6.0 |
| Link | https://m.media-amazon.com/images/I/11LILwBWaNL._SL75_.jpg, https://m.media-amazon.com/images/I/11LILwBWaNL.jpg, https://m.media-amazon.com/images/I/11q2WrEs6DL._SL75_.jpg, https://m.media-amazon.com/ |
| Man | ST MICROELECTRONICS, STMICROELECTRONICS, STMicroelectronics |
| Memorabilia | False |
| Model | L5991D |
| ModelNumber | L5991D |
| Model_number | L5991D |
| NumberOfItems | 1, 10, 100, 25, 50 |
| Number_of_boxes | 1 |
| Number_of_items | 1, 10 |
| PackageQuantity | 1, 10, 100, 5, 50 |
| Package_level | unit |
| PartNumber | L5991D |
| Part_number | L5991D |
| ProductGroup | BISS, BISS Basic |
| ProductType | ELECTRONIC_COMPONENT |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 497-14768-5-ND |  |  | None | 1 |
| Newark | 38Y7872 | 2.95 | 1 | 619 | 1 |
| Radwell | L5991D |  |  | 184 | 1 |
| Win Source | L5991D |  |  | 6567 | 1 |
| Hotenda | H2738741 | 2.19 | 1 | None | 1 |
| RS Delivers | 380-044 | 3.285 | 1 | 35 | 1 |
| TME | L5991D | 3.03 | 1 | 43 | 1 |
| Future Electronics | 6013690 | 1.69 | 1 | None | 1000 |
| 4 Star Electronics | L5991D |  |  | None | 1 |
| AmazonSC | B00LVHU9ZC | 12.97 | 1 | None | 1 |
| Digi-Key | 1663378 |  |  | None | 1 |
| RS Delivers | 178-1412 | 2.19 | 1 | None | 50 |
| st.com | L5991D | 2.86 | 1 | None | 1 |
| Newark | 56P8425 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/141000000/141041500/part_--L5991D---STMicroelectronics--a39610ab4c.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp