# L4909 STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L4909`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics |
| Extra Product Name | L4909 STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1 |
| MPN | L4909 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 1663338 |
| snippet | Linear Voltage Regulator IC Positive Adjustable 3 Output 1.2A, 1.2A, 1.2A 15-Multiwatt |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tube |
| Product Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Number of Regulators | 3 |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | 12V |
| Voltage Dropout (Max) | 2.2V @ 500mA, 2.2V @ 500mA, 2.2V @ 500mA |
| Current - Output | 1.2A, 1.2A, 1.2A |
| Current - Quiescent (Iq) | 11 mA |
| Current - Supply (Max) | 29 mA |
| PSRR | 60dB (120Hz ~ 1kHz) |
| Control Features | Enable, Trigger |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | 0?C ~ 70?C |
| Mounting Type | Through Hole |
| Package / Case | Multiwatt-15 (Vertical, Bent and Staggered Leads) |
| Supplier Device Package | 15-Multiwatt |
| Base Product Number | L4909 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 1663338 |  |  | None | 1 |
| Win Source | L4909 |  |  | 3334 | 1 |
| Hotenda | H2824402 |  |  | None | 1 |
| BD Enterprises | L4909 | 14.45 | 1 | None | 1 |

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