TC3953

TC3953 PRE2_20070503 - Preliminary Datasheet 1 W Single-Bias GaAs Power PHEMTs prematched for 5~8 GHz FEATURES • • • • • • • • • Prematched for 5~8 GHz 1W of Typical Output Power at 5~8 GHz 8dB of Typical Linear Power Gain at 8 GHz High Linearity: IP3 = 40 dBm Typical at 5~8 GHz High Power Added Efficiency: Nominal PAE of 35 % at 5~8 GHz Breakdown Voltage: BVDGO ≥ 15V Wg = 2.4 mm 100 % DC Tested Suitable for High Reliability Application Lost Cost SMT Ceramic Package PHOTO ENLARGEMENT • DESCRIPTION The TC3953 is a single-bias and prematched GaAs PHEMT. It is designed for use in low cost and high volume 1W amplifiers for 5~8GHz. It provides typical gain of 8dB and P1dB of 30dBm at 8GHz. The single positive drain bias is 9V and the typical drain-source current is 300mA. The device is packaged in copper based ceramic 10 pins SMT packages. The copper based carrier of the package allows direct soldering of the device to the PCB. ELECTRICAL SPECIFICATIONS (TA=25℃) Symbol P1dB GL IP3 PAE IDS BVDGO CONDITIONS Output Power at 1dB Gain Compression Point, f = 8 GHz VDS = 9V Linear Power Gain, f = 8 GHz VDS = 9V Intercept Point of the 3rd-order Intermodulation, f = 8 GHz VDS = 9V, *PSCL = 17 dBm Power Added Efficiency at 1dB Compression Power, f = 8GHz Drain-Source Current at VDS = 9V Drain-Gate Breakdown Voltage at IDGO = 1.2mA 15 MIN 29 7 TYP 30 8 40 35 300 18 MAX UNIT dBm dB dBm % mA Volts Note: *PSCL: Output Power of Single Carrier Level. 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 TC3953 PRE2_20070503 ABSOLUTE MAXIMUM RATINGS (TA=25 °C) Symbol VDS Pin PT TCH TSTG Parameter Drain-Source Voltage RF Input Power, CW Continuous Dissipation Channel Temperature Storage Temperature Rating 12 V 28 dBm 3.8 W 175 °C - 65 °C to +175 °C RECOMMANDED OPERATING CONDITION Symbol VDS Parameter Drain to Source Voltage Rating 9V 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. EVALUATION BOARD PCB Material: RO4003 ER＝ 3.38 Thickness＝ 20 mil Unit： mil * DXF file of the PCB can be downloaded from our web-site at www.transcominc.com.tw Evaluation Board Parts List Reference Designator Qt'y 1 1 1 Description Chip CAP(0603)0.75PF±5% Chip CAP(0603)1000PF±10% Chip CAP(0603)1.2PF±5% Manufacturer Murata Murata Murata Inventory ID GRM39COG0R75C50V GRM39X7R102K50V GRM39COG1R2C50V 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 P2/2