| Type | Transistor Silicon NPN | |
| Case | SOT223 | |
| Manufacturer | Philips | |
| Polarity | NPN | |
| Maximum Collector Power Dissipation (Pc) | 1.15 W | |
| Maximum Collector-Base Voltage |Vcb| | 60 V | |
| Maximum Collector-Emitter Voltage |Vce| | 40 V | |
| Maximum Emitter-Base Voltage |Veb| | 6 V | |
| Maximum Collector Current |Ic max| | 0.6 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Transition Frequency (ft): | 250 MHz | |
| Forward Current Transfer Ratio (hFE), MIN | 100 | |
| SMD Transistor Code | ZT4401 | |
| SKU | 279186 | |