LM2940S-8.0
IC REG LIN 8V 1A DDPAK/TO263-3Manufacturer: Texas Instruments
Categories: Linear, Low Drop Out (LDO) Regulators
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Texas Instruments LM2940S-8-0 is a fixed 8V positive linear voltage regulator with a 1A output current capability. This device features a low dropout voltage of 1V at 1A, an input voltage range up to 26V, and a quiescent current of 10mA. The TO-263 (DDPAK-3) package facilitates surface mounting and is suitable for applications requiring robust thermal performance. Protection features include over-current, over-temperature, reverse polarity, and short-circuit protection, ensuring reliable operation in demanding environments. The LM2940S-8-0 is commonly utilized in automotive, industrial control, and power supply applications where stable voltage regulation is critical. Its high PSRR of 66dB at 120Hz is beneficial for filtering noise in sensitive circuits.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | TO-263-4, D2PAK (3 Leads + Tab), TO-263AA |
| Output Type | Fixed |
| Mounting Type | Surface Mount |
| Current - Output | 1A |
| Operating Temperature | -40°C ~ 125°C |
| Output Configuration | Positive |
| Current - Quiescent (Iq) | 10 mA |
| Voltage - Input (Max) | 26V |
| Number of Regulators | 1 |
| Supplier Device Package | TO-263 (DDPAK-3) |
| Voltage - Output (Max) | - |
| Voltage - Output (Min/Fixed) | 8V |
| Control Features | - |
| PSRR | 66dB (120Hz) |
| Voltage Dropout (Max) | 1V @ 1A |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Short Circuit |
| Current - Supply (Max) | 15 mA |
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