TC3938

TC3938 REV2_20070503 Packaged Single-Bias Medium Power PHEMT GaAs FETs FEATURES ! 1.0 dB Typical Noise Figure at 12 GHz ! High Associated Gain: Ga = 8 dB Typical at 12 GHz ! 24dBm Typical Power at 12 GHz ! 9 dB Typical Linear Power Gain at 12 GHz ! Lg = 0.25 µm, Wg = 600 µm ! 100 % DC Tested ! Micro-X Metal Ceramic Package PHOTO ENLARGEMENT DESCRIPTION The TC3938 is a single-bias medium power ceramic micro-x packaged device with TC1304 PHEMT GaAs FETs, which is designed to provide the single power supply application. The device is suitable for oscillator, medium power amplifier in a wide range of commercial applications. All devices are 100% DC tested to assure consistent quality. ELECTRICAL SPECIFICATIONS (TA=25 °C) Symbol NF Ga P1dB GL IDS Rth Noise Figure at VDS = 5 V, f Associated Gain at VDS = 5 V, f Conditions = 12GHz = 12GHz 7 23 7.5 MIN TYP 1.0 8 24 9 100 65 MAX 1.5 UNIT dB dB dBm dB mA °C/W Output Power at 1dB Gain Compression Point, f = 12GHz VDS = 5 V Linear Power Gain, f = 12GHz VDS = 5 V Drain-Source Current at VDS = 5 V Thermal Resistance 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 7.0 V 24 dBm 600 mW 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. 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 P1/3 TC3938 REV2_20070503 TYPICAL SCATTERING PARAMETERS 1.0 6 0. 2. 0 (TA=25 °C) VDS = 5 V 60 Swp Max 18GHz 0 3. 0 4. 0 5. 10.0 Mag Max 0.2 5 13 Swp Max 18 GHz 45 0.8 90 S12 75 105 0 12 0.2 0.4 0.6 0.8 1.0 2.0 3.0 4.0 5.0 0 -0 .6 .0 -2 -1 35 .4 -0 -0.8 -1 20 -105 -1.0 Swp Min 2GHz Swp Max 18 GHz 45 60 6 0. Mag Max 15 5 13 90 1.0 75 0.8 2. 0 15 0 30 15 165 0 -180 50 -1 -1 35 S21 5 -4 -3 0 -1 20 -0 .6 -0.8 -1.0 .0 -2 .4 -0 5 Per Div Swp Min 2 GHz Swp Min 2GHz -105 FREQUENCY (GHz) 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 S11 MAG 0.9899 0.8248 0.7094 0.6433 0.6088 0.5983 0.6083 0.6310 0.6684 0.7080 0.7424 0.7726 0.8012 0.8184 0.8211 0.8301 0.8276 ANG -94.49 -132.76 -159.33 178.81 159.19 137.96 120.43 101.29 79.82 62.52 45.99 31.82 17.78 5.23 -5.34 -14.03 -21.90 MAG 10.0886 7.9964 6.3675 5.2844 4.5319 3.9849 3.5482 3.1807 2.8945 2.6062 2.3325 2.0896 1.8510 1.6631 1.5084 1.4072 1.3512 S21 ANG 119.50 87.63 65.63 47.81 32.28 14.58 0.68 -15.18 -31.62 -46.80 -61.83 -77.07 -91.82 -105.62 -119.26 -131.18 -142.98 MAG 0.0700 0.0719 0.0734 0.0804 0.0878 0.0959 0.1040 0.1073 0.1151 0.1150 0.1137 0.1117 0.1079 0.1056 0.1104 0.1153 0.1279 S12 ANG 26.92 14.36 9.99 5.95 2.90 -6.42 -13.59 -22.99 -33.31 -44.60 -55.33 -66.93 -76.66 -87.30 -100.70 -108.69 -122.32 MAG 0.4661 0.3077 0.2125 0.1541 0.1221 0.1029 0.1188 0.1560 0.2201 0.2815 0.3533 0.4023 0.4351 0.4492 0.4559 0.4420 0.4200 S22 ANG -84.14 -113.14 -130.99 -148.68 -170.82 154.53 122.04 94.13 82.28 69.66 59.04 46.88 36.43 26.42 16.03 7.60 0.54 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 P2/3 -3 .0 -4 -5..0 0 -165 2 -0. -10.0 -15 10.0 0.2 0.4 0.8 1.0 2.0 3.0 4.0 5.0 0.6 0 0. 4 0.2 -3 .0 -4 -5..0 0 2 -0. S11 -10.0 0. 4 0.2 15 0 165 30 15 0 10.0 -180 -15 -165 50 -1 5 -4 -3 0 0 -6 -75 0.05 Per Div Swp Min 2 GHz -90 Swp Max 18GHz 0 3. 0 4. 0 5. 10.0 105 0 12 S22 0 -6 -75 -90 TC3938 REV2_20070503 OUTLINE DIMENSIONS (in inch) Tape & Reel Package Orientation (in mm) 0.5 +0.1/-0.0 2.0 +/- 0.05 A 0.30 +/- 0.05 0.5 MIN. 4.0 1.75 5.5 +/- 0.05 Bo 12.0 +/- 0.3 Ko A1 Ao 8.0 Section A-A A Ao = A1 = Bo = B1 = Ko = 7.0 mm 1.45 mm 7.0 mm 0.9 mm 2.0 mm Standard Reel Size Standard Reel Quantity 7” 1000 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 P3/3