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| Part Number | FZT749QTC | FZT749TC | FZT749QTA | 
|---|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated | 
| Product Status | Active | Active | Active | 
| Transistor Type | PNP | PNP | PNP | 
| Current - Collector (Ic) (Max) | 3 A | 3 A | 3 A | 
| Voltage - Collector Emitter Breakdown (Max) | 25 V | 25 V | 25 V | 
| Vce Saturation (Max) @ Ib, Ic | 600mV @ 300mA, 3A | 600mV @ 300mA, 3A | 600mV @ 300mA, 3A | 
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 100nA (ICBO) | 100nA (ICBO) | 
| DC Current Gain (hFE) (Min) @ Ic, Vce | 100 @ 1A, 2V | 100 @ 1A, 2V | 100 @ 1A, 2V | 
| Power - Max | 1.2 W | 2 W | 1.2 W | 
| Frequency - Transition | 160MHz | 160MHz | 160MHz | 
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | TO-261-4, TO-261AA | TO-261-4, TO-261AA | TO-261-4, TO-261AA | 
| Supplier Device Package | SOT-223 | SOT-223-3 | SOT-223 |