SD1444

The SD1444 is RF and microwave transistors 450-512MHz classic. mobile applocations. The type SD1444 is a 12.5V epitaxial silioon NPN plannar transisor designed primarily for UHF communications. this device is package in a grounded emitter to-39 package for increased power gain and optimum heat dissipation.

Features of the SD1444 are:(1)FM classic transistor; (2) frequency: 470MHz; (3)voltage 12.5V; (4) power out 2W; (5)power gain 8.0dB; (6) common emitter.

The absolute maximum ratings of the SD1444 can be summarized as:(1)collector-base-voltage:36V;(2)collector-emitter-voltage:16V;(3)emitter-base-voltage:4.0V;(4)total PowerDissipation (TA= 25):5.0 W;(5)Junction TemperatureRange: 200;(6)Storage Temperature Range:-65 to +150.If you want to know more information such as the electrical characteristics about the SD1444, please download the datasheet in www.seekic.com or www.chinaicmart.com.