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Description
This new PFC offers the possibility to work at fixed frequency ( L4981A ) or modulated frequency (L4981B) optimizing the size of the in-. November 2001. . Note AN628 Designing A High Power Factor Switching Preregulator With The L4981 Continuous Mode [1] and the corresponding Datasheet L4981A /B Power This new PFC offers the alternative of synchronization working at fixed frequency ( L4981A ), or working in mod- ulated frequency (L4981B) to optimize the size of 1/3. AN832. APPLICATION NOTE. November 2003. Devices Description. In most of SMPS using power factor correction, the convertion is accomplished with a 1/18. AN1606. APPLICATION NOTE. November 2002. L4981 PFC Controller. This application features the L4981 PFC controller. It is a high performance device
| Part Number | L4981A |
| Main Category | Integrated Circuits (ICs) |
| Sub Category | PMIC - PFC (Power Factor Correction) |
| Brand | Microchip |
| Description | IC PFC CTRLR AVERAGE CURR 20DIP |
| Series | - |
| Packaging | Tube |
| Mode | Average Current |
| Frequency - Switching | 100kHz |
| Current - Startup | 100µA |
| Voltage - Supply | 14.5 V ~ 19.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Through Hole |
| Package / Case | 20-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-DIP |
| Image |  |
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