# L4971 STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L4971`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics, ST MICROELECTRONICS, ST Microelectronics, STMICROELECTRONICS |
| Extra Product Name | L4971 STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| moq | 1 |
| MPN | L4971 |
| multiple | 1 |
| qtyInStock | 1898 |
| SKU | 497-6697-5-ND |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 25 |
| tierMinQty4 | 100 |
| tierMinQty5 | 250 |
| tierMinQty6 | 500 |
| tierMinQty7 | 1,000 |
| tierMinQty8 | 2,500 |
| tierMinQty9 | 5,000 |
| tierPrice1 | 2.74000 |
| tierPrice2 | 2.46300 |
| tierPrice3 | 2.32880 |
| tierPrice4 | 1.91480 |
| tierPrice5 | 1.71812 |
| tierPrice6 | 1.65600 |
| tierPrice7 | 1.37655 |
| tierPrice8 | 1.32480 |
| tierPrice9 | 1.28340 |
| Part Number | L4971 |
| Product Group | BISS |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tube |
| Part 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 | 1.5A |
| Frequency - Switching | 100kHz ~ 300kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40?C ~ 150?C (TJ) |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300"", 7.62mm) |
| Supplier Device Package | 8-DIP |
| ASIN | B00HKI4AP6, B00LVHP4WA, B06VYJDV4D, B076FCVBBY, B0992SHKV9 |
| AdultProduct | False |
| Asin | B00HKI4AP6, B00LVHP3JE, B00LVHP4WA, B011NIQ0XS, B011NIQ5CE, B011NIQATM, B06VYJDV4D, B076FCVBBY, B0992SHKV9 |
| Autographed | False |
| Batteries_required | False |
| Binding | Electronics, Tools & Home Improvement |
| Brand | Generic, STMicroelectronics |
| Bullet_point | Topology: Buck; InputVoltage: 8 to 55 V; SwitchingFrequency-Max: 110 kHz; OutputCurrent-Max: 1.5 A; |
| Case | 1, 10, 100, 5 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 497-6697-5-ND | 2.74 | 1 | 1898 | 1 |
| Newark | 79AH3804 | 1.92 | 1 | None | 2000 |
| Little Diode | L4971 | 17.8217325 | 1 | 46 | 1 |
| Win Source | L4971 |  |  | 716 | 1 |
| Hotenda | H2761851 | 2.8 | 1 | None | 1 |
| RS Delivers | 714-7743 | 3.76 | 1 | 1 | 1 |
| TME | L4971 | 4.66 | 1 | 307 | 1 |
| Future Electronics | 3036722 | 1.37 | 1 | None | 49 |
| Newark | 56P8341 |  |  | None | 1 |
| Digi-Key | 1037926 | 4.428 | 1 | 1991 | 1 |
| RS Delivers | 103-1582 | 2.746 | 1 | None | 50 |
| RS Delivers | 714-7743P | 3.93 | 1 | 1 | 1 |
| Jameco | 2308743 |  |  | None | 1 |
| st.com | L4971 | 3.29 | 1 | None | 1 |
| Newark | 38Y7861 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/166000000/166353500/part_--L4971---STMicroelectronics--4c5f3dc0af.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp