KST4401 is a NPN type transistor produced by Fairchild Semiconductor Corporation. Its maximum collector-emitter voltage is 40V, maximum collector-base voltage is 60V, maximum emitter-base voltage is 6V, maximum collector current is 600mA, maximum collector power dissipation is 350mW, and storage temperature is 150℃.
The document details the electrical characteristics and absolute maximum ratings of the KST4401, an NPN epitaxial silicon transistor. Key parameters include a collector-emitter voltage rating of 40V and a collector current capability up to 600mA.
The datasheet also includes typical performance curves for DC current gain, saturation voltages, capacitance, and frequency response, along with mechanical dimensions for the SOT-23 package.
| Collector-Emitter Voltage (VCEO) | 40 V |
|---|---|
| Collector Current (IC) | 600 mA |
| DC Current Gain (hFE) | 20 to 300 |
| Current Gain Bandwidth Product | 250 MHz |
The maximum collector current is 600 mA.
The absolute maximum collector current is 600 mA.