Download the 2N4224 datasheet PDF.
This datasheet also includes the 2N4223 variant, as both parts are published together in a single manufacturer document.
2N4223 2N4224 MAXIMUM RATINGS
Rating Drain-Source Voltage Drain-Gate Voltage Gate-Source Voltage Drain Current
@Total Device Dissipation TA = 25°C
Derate above 25°C Operating and Junction.