| Part Number | BUL146 | BUL146F | 
|---|---|---|
| Manufacturer | onsemi | onsemi | 
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single | 
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| Product Status | Obsolete | Obsolete | 
| Transistor Type | NPN | NPN | 
| Current - Collector (Ic) (Max) | 6 A | 6 A | 
| Voltage - Collector Emitter Breakdown (Max) | 400 V | 400 V | 
| Vce Saturation (Max) @ Ib, Ic | 700mV @ 600mA, 3A | 700mV @ 600mA, 3A | 
| Current - Collector Cutoff (Max) | 100µA | 100µA | 
| DC Current Gain (hFE) (Min) @ Ic, Vce | 14 @ 500mA, 5V | 14 @ 500mA, 5V | 
| Power - Max | 100 W | 40 W | 
| Frequency - Transition | 14MHz | 14MHz | 
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | TO-220-3 | TO-220-3 Full Pack | 
| Supplier Device Package | TO-220 | TO-220FP |