| PartNumber | KST4401MTF | KST4403MTF |
| Description | Bipolar Transistors - BJT NPN Si Transistor Epitaxial | Bipolar Transistors - BJT PNP Si Transistor Epitaxial |
| Manufacturer | ON Semiconductor | ON Semiconductor |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-3 | SOT-23-3 |
| Transistor Polarity | NPN | PNP |
| Configuration | Single | Single |
| Collector Emitter Voltage VCEO Max | 40 V | - 40 V |
| Collector Base Voltage VCBO | 60 V | - 40 V |
| Emitter Base Voltage VEBO | 6 V | - 5 V |
| Collector Emitter Saturation Voltage | 0.75 V | - 0.75 V |
| Maximum DC Collector Current | 0.6 A | 0.6 A |
| Gain Bandwidth Product fT | 250 MHz | 200 MHz |
| Maximum Operating Temperature | + 150 C | + 150 C |
| Series | KST4401 | KST4403 |
| DC Current Gain hFE Max | 300 | 300 |
| Height | 0.93 mm | 0.93 mm |
| Length | 2.92 mm | 2.92 mm |
| Packaging | Reel | Reel |
| Width | 1.3 mm | 1.3 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Continuous Collector Current | 0.6 A | - 0.6 A |
| Pd Power Dissipation | 350 mW | 350 mW |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors |
| Factory Pack Quantity | 3000 | 3000 |
| Subcategory | Transistors | Transistors |
| Part # Aliases | KST4401MTF_NL | KST4403MTF_NL |
| Unit Weight | 0.000282 oz | 0.000282 oz |