| Part Number | BD243B | BD240B |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Active | Obsolete |
| Transistor Type | NPN | PNP |
| Current - Collector (Ic) (Max) | 6 A | 2 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V | 80 V |
| Vce Saturation (Max) @ Ib, Ic | 1.5V @ 1A, 6A | 700mV @ 200mA, 1A |
| Current - Collector Cutoff (Max) | 700µA | 300µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 15 @ 3A, 4V | 15 @ 1A, 4V |
| Power - Max | 65 W | 30 W |
| Frequency - Transition | - | - |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 |
| Supplier Device Package | TO-220-3 | TO-220-3 |