LM317
The LM317 is a popular variable voltage regulator. It was invented by Robert C. Dobkin and Robert J. Widlar in 1970[1] while they worked at National Semiconductor.
Specifications
Vout range |
1.25 V – 37 V |
Vin – Vout difference |
3 V – 40 V |
Operation ambient temperature |
0℃ – 125℃ |
Output Imax |
less than 1.5 A (assuming factory-suggested heat sinking) |
Minimum Load Currentmax |
10 mA |
See also
References
- ^ US patent 3617859, Robert C. Dobkin, Robert J. Widlar & Robert J. Widlar, "ELECTRICAL REGULATOR APPARATUS INCLUDING A ZERO TEMPERATURE COEFFICIENT VOLTAGE REFERENCE CIRCUIT", published 1971-11-02, assigned to National Semiconductor Corporation
External links