# L5987 STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L5987`

The STMicroelectronics L5987 is a 3 A buck switching regulator. It is designed for use in various applications and is available in quantities of 5 or 50 pieces.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics |
| Extra Product Name | L5987 STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1 |
| MPN | L5987 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 2529338 |
| Part Number | L5987 |
| Product Group | BISS |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tube |
| Part Status | Discontinued at Digi-Key |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.9V |
| Voltage - Input (Max) | 18V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 18V |
| Current - Output | 3A |
| Frequency - Switching | 250kHz ~ 1MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40?C ~ 150?C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 8-VFDFN Exposed Pad |
| Supplier Device Package | 8-VFQFPN (3x3) |
| Base Product Number | L5987 |
| Asin | B00HKJUQPS, B00LVHTS8G, B00LVHTTF8, B00LVHTUWK, B00LVHTVW4, B00MEL0Q0W |
| Brand | STMicroelectronics |
| Case | 1, 10, 100, 5, 50 |
| Cat | Automotive, Industrial & Scientific |
| CatId | 15684181, 16310091 |
| CatTree | 15684181, 15690151, 15719731, 15719741, 16310091, 16310161, 193805011, 306506011, 306831011, 306842011 |
| CatalogNumberList | MS 511-L5987, MS 511-L5987 X1, MS 511-L5987 X10, MS 511-L5987 X100, MS 511-L5987 X5, MS 511-L5987 X50 |
| Feature | Manufacturer: STMicroelectronics Product Category: Switching Regulators RoHS: Input Voltage MAX: 18 V Switching Frequency: 250 kHz Output Voltage: 600 mV Output Current: 3 A Maximum Operating Temperat |
| Label | STMicroelectronics |
| Man | STMicroelectronics |
| PackageQuantity | 1, 10, 100, 5, 50 |
| PartNumber | L5987 |
| ProductGroup | BISS |
| ProductTypeName | ELECTRONIC_COMPONENT |
| Publisher | STMicroelectronics |
| Studio | STMicroelectronics |
| Title | Voltage Regulators - Switching Regulators 3 A buck switching regulator, Voltage Regulators - Switching Regulators 3 A buck switching regulator (1 piece), Voltage Regulators - Switching Regulators 3 A  |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 2529338 |  |  | None | 1 |
| Win Source | L5987 |  |  | 95 | 1 |
| Hotenda | H2775199 |  |  | None | 1 |
| swatee.com | L5987 | 5.49 | 1 | 1364 | 1 |
| st.com | L5987 | 3.02 | 1 | None | 1 |
| Newark | 90R8990 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/27000000/27325000/part_--L5987---STMicroelectronics--e2fb3abcb0.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp