ST stac2942b free download

File name stac2942b.pdf

STAC2942B RF power transistor HF/VHF/UHF N-channel MOSFETs Features Gold metallization Excellent thermal stability Common source push-pull configuration POUT = 350 W min. with 21 dB gain @ 175 MHz In compliance with the 2002/95/EC European directive Description STAC244B Air cavity The STAC2942B is a gold metallized N-channel MOS field-effect RF power transistor. It is intended for use in 50 V DC large signal Figure 1. Pin connection applications up to 250 MHz. 1 1 2 2 3 1. Drain 3. Source 2. Gate (Bottom side) Table 1. Device summary Order code Marking Package Packaging STAC2942B STAC2942 STAC244B Plastic tray April 2010 Doc ID 15501 Rev 2 1/15 www.st.com 15 Contents STAC2942B Contents 1 Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 Static . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.2 Dynamic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4 Typical performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 5 Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6