| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| BF820 | Small Signal Transistor (NPN) | General-Semiconductor | - | - | - | - | 49 K |
| BF820 | NPN high voltage transistors | Philips-Semiconductors | SOT23 | - | - | - | 41 K |
| BF820W | NPN high-voltage transistors | Philips-Semiconductors | SOT323 | - | - | - | 52 K |
| BF821 | Small Signal Transistor (PNP) | General-Semiconductor | - | - | - | - | 49 K |
| BF821 | PNP high voltage transistors | Philips-Semiconductors | SOT23 | - | - | - | 41 K |
| BF821 | PNP high voltage transistors | Philips-Semiconductors | SOT23 | - | - | - | 41 K |
| BF822 | NPN high voltage transistors | Philips-Semiconductors | SOT23 | - | - | - | 41 K |
| BF823 | PNP high voltage transistors | Philips-Semiconductors | SOT23 | - | - | - | 41 K |
| BF824 | PNP medium frequency transistor | Philips-Semiconductors | SOT23 | - | - | - | 41 K |
| BF824W | PNP medium frequency transistor | Philips-Semiconductors | SOT323 | - | - | - | 44 K |
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