| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| 1N4957SX9.1 | 5 watt voltage regulator | Semtech-Corporation | Small | 2 | -198°C | 200°C | 93 K |
| A3957SA | Full-bridge PWM microstepping motor driver | Allegro-MicroSystems-Inc- | DIP | 16 | -20°C | 85°C | 150 K |
| A3957SLB | Full-bridge PWM microstepping motor driver | Allegro-MicroSystems-Inc- | SOIC | 24 | -20°C | 85°C | 150 K |
| OM3957SMM | 1.3Amp low dropout 3.3V fixed voltage regulator | distributor | - | 3 | -65°C | 150°C | 44 K |
| OM3957STM | 1.3Amp low dropout 3.3V fixed voltage regulator | distributor | - | 4 | -65°C | 150°C | 44 K |
| SPX2957S | 350mA Low drop out voltage regulator with shutdown | Sipex-Corporation | SOIC | 8 | -40°C | 125°C | 184 K |
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