TC2998F - Preliminary Datasheet - PRE.3_01/21/2008 2.7-2.9GHz 20W Packaged GaAs Power FETs FEATURES 20 W Typical Power 10 dB Typical Linear Power Gain High Linearity: IP3 = 52 dBm Typical High Power Added Efficiency: Nominal PAE of 37 % 100 % DC and RF Tested DESCRIPTION The TC2998F is a packaged Pseudomorphic High Electron Mobility Transistor (PHEMT) power transistor. The ceramic package provides the best thermal conductivity for the GaAs FET. All devices are 100% DC and RF tested to assure consistent quality. Typical applications include high dynamic range power amplifier for commercial applications. ELECTRICAL SPECIFICATIONS Symbol FREQ P1dB GL CONDITIONS Operating Frequency Output Power at 1dB Gain Compression Point, Vd = 10V, Id = 4.5A, f=2.7 – 2.9GHz Linear Power Gain Vd = 10V, Id = 4.5A, f=2.7 – 2.9GHz MIN TYP 2.7 MAX UNIT 2.9 GHz 42 43 dBm 9 10 dB 52 dBm 37 18.75 13500 -1.7 22 0.6 % A mS Volts Volts C/W rd IP3 PAE IDSS gm VP BVDGO Rth Intercept Point of the 3 -order Intermodulation, Vd = 10V, Id = 4.5A, f=2.7 – 2.9GHz, *PSCL = 31 dBm Power Added Efficiency at 1dB Compression Power Saturated Drain-Source Current at VDS = 2 V, VGS = 0 V Transconductance at VDS = 2 V, VGS = 0 V Pinch-off Voltage at VDS = 2 V, ID = 60 mA Drain-Gate Breakdown Voltage at IDGO =15 mA Thermal Resistance 20 * PSCL: Output Power of Single Carrier Level, delta frequency=5MHz. TRANSCOM, INC., 90 Dasoong 7th Road, Tainan Science-Based Industrial Park, Hsin-She Shiang, Tainan County, Taiwan, R.O.C. Web-Site: www.transcominc.com.tw Phone: 886-6-5050086 Fax: 886-6-5051602 P1/2 TC2998F PRE.3_01/21/2008 ABSOLUTE MAXIMUM RATINGS at 25 C Symbol VDS VGS IDS Pin PT TCH TSTG Parameter Drain-Source Voltage Gate-Source Voltage Drain Current RF Input Power, CW Continuous Dissipation Channel Temperature Storage Temperature Rating 12 V -5 V IDSS 37dBm 150 W 175 C - 65 C to +175 C HANDLING PRECAUTIONS: The user must operate in a clean, dry environment. Electrostatic Discharge (ESD) precautions should be observed at all stages of storage, handling, assembly, and testing. The static discharge must be less than 300V MECHANICAL OUTLINE Gate Source Drain Drain Note – Mechanical outline might be adjusted upon actual design.. TRANSCOM, INC., 90 Dasoong 7th Road, Tainan Science-Based Industrial Park, Shanhua Jen, Tainan County, Taiwan, R.O.C. Web-Site: www.transcominc.com.tw Phone: 886-6-5050086 Fax: 886-6-5051602 P2/2