| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| 1N5540B | 20.0 volt, zener diode | distributor | - | 2 | -65°C | 175°C | 99 K |
| 1N5540B | 20.0 volt, zener diode | distributor | - | 2 | -65°C | 175°C | 99 K |
| 1N5540B | Low Voltage Avalanche Zener | Microsemi-Corporation | - | - | - | - | 83 K |
| 1N5540B | Low Voltage Avalanche Zener | Microsemi-Corporation | - | - | - | - | 83 K |
| 1N5540B-1 | Low Voltage Avalanche Zener | Microsemi-Corporation | - | - | - | - | 81 K |
| 1N5540BUR-1 | Low Voltage Avalanche Zener | Microsemi-Corporation | - | - | - | - | 81 K |
| BD540B | General purpose PNP transistor | Power-Innovations | - | - | - | - | 85 K |
| CDLL5540B | 20.0 volt, zener diode | distributor | - | - | -65°C | 175°C | 94 K |
| TK11540BX | 4.0V Voltage regulator with on/off switch | distributor | SOP | 8 | -30°C | 80°C | 253 K |
| UDN2540B | Quad darlington power driver | Allegro-MicroSystems-Inc- | DIP | 16 | -20°C | 85°C | 143 K |
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