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| Part Number | MMBT6428 | MMBT6427 |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | onsemi |
| Product Status | Obsolete | Obsolete |
| Transistor Type | NPN | NPN - Darlington |
| Current - Collector (Ic) (Max) | 500 mA | 1.2 A |
| Voltage - Collector Emitter Breakdown (Max) | 50 V | 40 V |
| Vce Saturation (Max) @ Ib, Ic | 600mV @ 5mA, 100mA | 1.5V @ 500µA, 500mA |
| Current - Collector Cutoff (Max) | 100nA | 1µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 250 @ 100µA, 5V | 14000 @ 500mA, 5V |
| Power - Max | 350 mW | 350 mW |
| Frequency - Transition | 700MHz | - |
| 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 |
