E-L4981AD
IC PFC CTR AVER CURR 100KHZ 20SOManufacturer: STMicroelectronics
Categories: PFC (Power Factor Correction)
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STMicroelectronics L4981AD is a high-performance power factor correction (PFC) controller IC operating in average current mode. This device is designed for applications requiring efficient power conversion and compliance with harmonic distortion standards. Featuring a switching frequency of 100kHz, the L4981AD facilitates the design of compact and cost-effective power supplies. Its low startup current of 100 µA ensures minimal power consumption during initialization. The IC supports a wide supply voltage range of 14.5V to 19.5V and operates across an industrial temperature range of -40°C to 125°C. Housed in a 20-SOIC package, it is suitable for surface mount assembly. This component is commonly utilized in AC-DC power conversion systems across consumer electronics, industrial automation, and telecommunications equipment.
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-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Supply | 14.5V ~ 19.5V |
| Frequency - Switching | 100kHz |
| Mode | Average Current |
| Supplier Device Package | 20-SO |
| Current - Startup | 100 µA |