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| Part Number | MMBT4124 | MMBT4126 |
|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor |
| Product Status | Obsolete | Active |
| Transistor Type | NPN | PNP |
| Current - Collector (Ic) (Max) | 200 mA | 200 mA |
| Voltage - Collector Emitter Breakdown (Max) | 25 V | 25 V |
| Vce Saturation (Max) @ Ib, Ic | 300mV @ 5mA, 50mA | 400mV @ 5mA, 50mA |
| Current - Collector Cutoff (Max) | 50nA (ICBO) | 50nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 120 @ 2mA, 1V | 120 @ 2mA, 1V |
| Power - Max | 350 mW | 350 mW |
| Frequency - Transition | 300MHz | 250MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 |
| Supplier Device Package | SOT-23-3 | SOT-23-3 |
