# L4931CDT33-TR STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L4931CDT33-TR`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics, ST MICROELECTRONICS |
| Extra Product Name | L4931CDT33-TR STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| extendedLead | 299 |
| extendedQty | -2 |
| extraShipping | 0 |
| moq | 1 |
| MPN | L4931CDT33-TR |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 1884317 |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 25 |
| tierMinQty4 | 100 |
| tierMinQty5 | 250 |
| tierMinQty6 | 500 |
| tierMinQty7 | 1,000 |
| tierPrice1 | 1.5755 |
| tierPrice2 | 1.40415 |
| tierPrice3 | 1.3330799999999998 |
| tierPrice4 | 1.0947999999999998 |
| tierPrice5 | 1.0234539999999999 |
| tierPrice6 | 0.904429 |
| tierPrice7 | 0.7858869999999999 |
| Part Number | L4931CDT33-TR |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tape & Reel (TR) |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 20V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.8V @ 250mA |
| Current - Output | 250mA |
| Current - Quiescent (Iq) | 1 mA |
| Current - Supply (Max) | 6 mA |
| PSRR | 73dB ~ 55dB (120Hz ~ 10kHz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40?C ~ 125?C |
| Mounting Type | Surface Mount |
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Supplier Device Package | DPAK |
| Base Product Number | L4931 |
| ASIN | B00AZVBEXG, B0748MGXMP, B07N33878R |
| AdultProduct | False |
| Asin | B00AZVBEXG, B00LUESZV6, B00LUET1BO, B00LUET3X0, B00LUET51U, B00LUET6AK, B00MMUOP5W, B00MMUOR4Q, B00MMUOSHM, B00MMUOTQ2, B0748MGXMP, B07N33878R |
| Autographed | False |
| Batteries_required | False |
| Binding | Electronics |
| Brand | STMicroelectronics |
| Bullet_point | CurrentLimit: 300 mA; LineRegulation: 24 mV;, InputVoltage-Max: 20 V;, New and Original, NoofOutputs: 1; Noiserms: 50 µV; LoadRegulation: 38 mV;, OutputVoltageMin: 3.3 V; DropoutVoltage-Max: 0.8 V; Ou |
| Case | 1, 10, 100, 5, 50, 500 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 1884317 | 1.5755 | 1 | None | 1 |
| Newark | 56P8283 | 0.868 | 1 | None | 2500 |
| Win Source | L4931CDT33-TR |  |  | 11500 | 1 |
| Hotenda | H2788501 | 0.371 | 1 | None | 1 |
| RS Delivers | 355-3490 |  |  | None | 1 |
| Future Electronics | 1103144 | 0.5 | 1 | None | 2500 |
| swatee.com | L4931CDT33-TR | 2.31 | 1 | 2359 | 1 |
| TME | L4931CDT33-TR | 1.08 | 1 | 1884 | 1 |
| Digi-Key | 1883660 | 1.8975 | 1 | None | 1 |
| Newark | 96AC0550 |  |  | None | 1 |
| Newark | 69AH0680 | 1.8 | 1 | 2500 | 5 |
| Digi-Key | 1038112 | 1.98 | 1 | 11132 | 1 |
| componentsense.com | L4931CDT33-TR |  |  | None | 1 |
| st.com | L4931CDT33-TR | 1.55 | 1 | None | 1 |
| Newark | 45Y5610 | 0.787 | 1 | None | 2500 |

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Structured data: `/python/html6/product/500/190000000/190420000/part_--L4931CDT33TR---STMicroelectronics--4e331a2e9b.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp