L4981A
IC PFC CTR AV CURR 100KHZ 20DIPManufacturer: STMicroelectronics
Categories: PFC (Power Factor Correction)
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STMicroelectronics L4981A is an advanced Power Factor Correction (PFC) controller IC designed for average current mode operation. This device features a switching frequency of 100kHz, enabling efficient power conversion with reduced ripple. It operates within a supply voltage range of 14.5V to 19.5V and exhibits a low startup current of 100 µA, facilitating robust power-up sequences. The L4981A is housed in a 20-DIP (0.300", 7.62mm) through-hole package, suitable for mounting in various electronic assemblies. Its operating temperature range spans from -40°C to 125°C, ensuring reliable performance in demanding environments. This component finds application in power supplies for consumer electronics, industrial automation, and lighting systems where power factor correction is critical.
Additional Information
Series: -RoHS Status: RoHS non-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 |