Texas Instruments
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The negative adjustable regulator — the mirror of the LM317, with its own pin order.
| Part number | LM337 |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits › Linear Regulators & LDOs |
| Package | TO-220-3 |
| Pins | 3 |
| Value | -1.25V to -37V |
| Voltage (max) | 37 V |
LM337 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | ADJ | input | Adjust |
| 2 | IN | power | Negative unregulated input |
| 3 | OUT | power out | Regulated negative 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.