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| Part Number | FZT649 | FZT749 |
|---|---|---|
| Manufacturer | onsemi | onsemi |
| Product Status | Active | Active |
| Transistor Type | NPN | PNP |
| Current - Collector (Ic) (Max) | 3 A | 3 A |
| Voltage - Collector Emitter Breakdown (Max) | 25 V | 25 V |
| Vce Saturation (Max) @ Ib, Ic | 600mV @ 300mA, 3A | 600mV @ 300mA, 3A |
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 100nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 100 @ 1A, 2V | 100 @ 1A, 2V |
| Power - Max | 2 W | 2 W |
| Frequency - Transition | 150MHz | 100MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-261-4, TO-261AA | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223-4 | SOT-223-4 |
