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L4981A
Power Factor Corrector, Fixed Frequency Average Current Mode, DIP-20/SOIC-20
Schematic Symbol
Pin Configuration (20 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | P-GND | power_in |
| 2 | IPK | input |
| 3 | OVP | input |
| 4 | IAC | input |
| 5 | CA-OUT | output |
| 6 | LFF | input |
| 7 | VRMS | input |
| 8 | MULT-OUT | output |
| 9 | ISENSE | input |
| 10 | S-GND | power_in |
| 11 | VREF | output |
| 12 | SS | passive |
| 13 | VA-OUT | output |
| 14 | VFEED | input |
| 15 | P-UVLO | input |
| 16 | SYNC | bidirectional |
| 17 | ROSC | passive |
| 18 | COSC | passive |
| 19 | VCC | power_in |
| 20 | GDRV | output |
Footprint
This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.