STMicroelectronics
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Fixed -5V linear regulator, 1A. Needs input at least 2V above output; the difference is dissipated as heat.
| Part number | L7905 |
|---|---|
| Manufacturer | STMicroelectronics |
| Category | Integrated Circuits › Linear Regulators & LDOs |
| Package | TO-220-3 |
| Pins | 3 |
| Value | -5V |
| Voltage (max) | 5 V |
| Current | 1 A |
L7905 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | IN | power | Unregulated input |
| 2 | GND | ground | Ground |
| 3 | OUT | power out | Regulated -5V output |
Schematic symbol and footprint
Schematic symbol
Footprint: TO-220-3 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.