| Part Number | 2N3739 | 2N3749 |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Active | Active |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 1 A | 5 A |
| Voltage - Collector Emitter Breakdown (Max) | 300 V | 80 V |
| Vce Saturation (Max) @ Ib, Ic | 2.5V @ 25mA, 250mA | 1.5V @ 500mA, 5A |
| Current - Collector Cutoff (Max) | 100µA (ICBO) | 20µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 25 @ 250mA, 10V | 40 @ 1A, 2V |
| Power - Max | 20 W | 2 W |
| Frequency - Transition | - | - |
| Operating Temperature | -55°C ~ 200°C (TJ) | -65°C ~ 200°C (TJ) |
| Mounting Type | Through Hole | Stud Mount |
| Package / Case | TO-213AA, TO-66-2 | TO-111-4, Stud |
| Supplier Device Package | TO-66 (TO-213AA) | TO-111 |