L4981B
IC PFC CTR AV CURR 100KHZ 20DIPManufacturer: STMicroelectronics
Categories: PFC (Power Factor Correction)
Quality Control: Learn More
The STMicroelectronics L4981B is an average current mode Power Factor Correction (PFC) controller operating at a switching frequency of 100kHz. This device is packaged in a 20-DIP (0.300", 7.62mm) through-hole mount configuration, supplied in tubes. It features a low startup current of 100 µA and operates within a supply voltage range of 14.5V to 19.5V. The L4981B is designed for applications requiring efficient power factor correction, commonly found in lighting, power supplies, and industrial equipment. It is engineered for reliable performance across an operating temperature range of -40°C to 125°C.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 20-DIP (0.300"", 7.62mm) |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Supply | 14.5V ~ 19.5V |
| Frequency - Switching | 100kHz |
| Mode | Average Current |
| Supplier Device Package | 20-DIP |
| Current - Startup | 100 µA |
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