Fixed -5V negative voltage regulator, 79xx series. 1A output, TO-220.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GND | Ground (common) | GND |
| 2 | INPUT | Negative unregulated input | PWR |
| 3 | OUTPUT | -5V regulated output | PWR |
The LM7905 is a fixed -5V negative linear voltage regulator from the 79xx series. Used to generate a negative supply rail in dual-supply op-amp circuits. Provides -5V at 1A.