# L78S18CV STMicroelectronics | Integrated Circuits (ICs) | DigiKey

**Manufacturer:** STMicroelectronics  
**MPN:** `L78S18CV`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | STMicroelectronics |
| Manufacturer name | STMicroelectronics |
| Manufacturer | STMicroelectronics, ST MICROELECTRONICS, ST Microelectronics, Stmicroelectronics |
| Extra Product Name | L78S18CV STMicroelectronics \| Integrated Circuits (ICs) \| DigiKey |
| atoms | 1 |
| moq | 1 |
| MPN | L78S18CV |
| multiple | 1 |
| qtyInStock | 1891 |
| SKU | 497-6009-5-ND |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 25 |
| tierMinQty4 | 100 |
| tierMinQty5 | 250 |
| tierMinQty6 | 500 |
| tierMinQty7 | 1,000 |
| tierMinQty8 | 2,500 |
| tierMinQty9 | 5,000 |
| tierPrice1 | 0.89000 |
| tierPrice2 | 0.78200 |
| tierPrice3 | 0.73480 |
| tierPrice4 | 0.55700 |
| tierPrice5 | 0.47400 |
| tierPrice6 | 0.45030 |
| tierPrice7 | 0.34365 |
| tierPrice8 | 0.31995 |
| tierPrice9 | 0.30810 |
| Part Number | L78S18CV |
| Category | Integrated Circuits (ICs) |
| Mfr | STMicroelectronics |
| Series | - |
| Package | Tube |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 18V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | - |
| Current - Output | 2A |
| PSRR | 43dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | 0?C ~ 150?C |
| Mounting Type | Through Hole |
| Package / Case | TO-220-3 |
| Supplier Device Package | TO-220AB |
| Number of Regulators | 1 |
| Current - Quiescent (Iq) | 8mA |
| ASIN | B00416WPSE, B076FBMK6M, B07N6M1WGL, B09BNSNF2F |
| AdultProduct | False |
| Asin | B00416WPSE, B00LUES3TA, B00LUES55M, B00LUES76Y, B00LUES8B8, B00LUES99E, B00LUESAC0, B00MEIDHC4, B00MMUMUIG, B00MMUMVN0, B00MMUMX1U, B00MMUMYNW, B00MMUN06W, B076FBMK6M, B07N6M1WGL, B09BNSNF2F |
| Autographed | False |
| Batteries_required | False |
| Binding | Electronics |
| Brand | Generic, STMicroelectronics |
| Bullet_point | <b>Price For:</b> Pack of 1<b>Order Unit:</b> Each&nbsp;1 <b>Input Voltage Max:</b>: 35 <b>Input Voltage Min:</b>: 26 <b>Linear Regulator Case Style:</b>: TO-220 <b>MSL:</b>: - <b>No. of Pins:</b>: 3  |
| Case | 1, 10, 100, 1000, 25, 5, 50, 500 |
| Cat | Industrial & Scientific |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 497-6009-5-ND | 0.89 | 1 | 1891 | 1 |
| Newark | 26M0573 | 0.207 | 1 | 59 | 1 |
| Future Electronics | 6517650 | 0.56 | 1 | None | 3000 |
| Win Source | L78S18CV |  |  | 130 | 1 |
| Hotenda | H2800875 | 0.91 | 1 | None | 1 |
| RS Delivers | 686-9022 | 1.103 | 1 | None | 1 |
| swatee.com | L78S18CV | 1.88 | 1 | 1144 | 1 |
| TME | 78S18 |  |  | None | 1 |
| TME | L78S18CV | 0.94 | 1 | 711 | 1 |
| AmazonSC | B076FBMK6M | 37.66 | 1 | None | 1 |
| Digi-Key | 1632011 |  |  | None | 1 |
| RS Delivers | 145-9195 | 0.868 | 1 | None | 50 |
| RS Delivers | 686-9022P | 1.168 | 1 | None | 1 |
| st.com | L78S18CV | 0.8 | 1 | None | 1 |
| Newark | 56P8813 |  |  | None | 1 |

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