| Technical/Catalog Information | MMBT4124 |
| Vendor | Fairchild Semiconductor |
| Category | Discrete Semiconductor Products |
| Transistor Type | NPN |
| Voltage - Collector Emitter Breakdown (Max) | 25V |
| Current - Collector (Ic) (Max) | 200mA |
| Power - Max | 350mW |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 120 @ 2mA, 1V |
| Vce Saturation (Max) @ Ib, Ic | 300mV @ 5mA, 50mA |
| Frequency - Transition | 300MHz |
| Current - Collector Cutoff (Max) | - |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23 |
| Packaging | Tape & Reel (TR) |
| Lead Free Status | Lead Free |
| RoHS Status | RoHS Compliant |
| Other Names | MMBT4124 MMBT4124 MMBT4124FS ND MMBT4124FSND MMBT4124FS |