FHX13LG, FHX14LG Super Low Noise HEMT FEATURES • Low Noise Figure: 0.45dB (Typ.)@f=12GHz (FHX13) • High Associated Gain: 13.0dB (Typ.)@f=12GHz • Lg ≤ 0.15µm, Wg = 200µm • Gold Gate Metallization for High Reliability • Cost Effective Ceramic Microstrip (SMT) Package • Tape and Reel Packaging Available DESCRIPTION TM The FHX13LG, FHX14LG is a Super High Electron Mobility Transistor(SuperHEMT ) intended for general purpose, ultra-low noise and high gain amplifiers in the 2-18GHz frequency range. The devices are packaged in cost effective, low parasitic, hermetically sealed metal-ceramic package for high volume telecommunication, TVRO, VSAT or other low noise applications. Fujitsu’s stringent Quality Assurance Program assures the highest reliability and consistent performance. ABSOLUTE MAXIMUM RATING (Ambient Temperature Ta=25°C) Item Symbol Rating Unit Drain-Source Voltage VDS 3.5 V Gate-Source Voltage VGS -3.0 V Pt* 180 mW Storage Temperature Tstg -65 to +175 °C Channel Temperature Tch 175 °C Total Power Dissipation *Note: Mounted on Al2O3 board (30 x 30 x 0.65mm) Fujitsu recommends the following conditions for the reliable operation of GaAs FETs: 1. The drain-source operating voltage (VDS) should not exceed 2 volts. 2. The forward and reverse gate currents should not exceed 0.2 and -0.05 mA respectively with gate resistance of 4000Ω. 3. The operating channel temperature (Tch) should not exceed 80°C. ELECTRICAL CHARACTERISTICS (Ambient Temperature Ta=25°C) Item Symbol Saturated Drain Current Transconductance Pinch-off Voltage Gate Source Breakdown Voltage IDSS gm Vp VGSO Noise Figure FHX13LG Associated Gain Associated Gain NF FHX14LG Thermal Resistance VDS = 2V, VGS =0V VDS = 2V, IDS =10mA VDS = 2V, IDS =1mA Min. 10 35 -0.1 IGS = -10µA -3.0 NF Gas Noise Figure Condition Gas Rth VDS = 2V, IDS = 10mA, f = 12GHz Channel to Case AVAILABLE CASE STYLES: LG Note: RF parameters for LG devices are measured on a sample basis as follows: 1200 1201 3201 10001 Lot qty. or to to or Edition 1.1 July 1999 less 3200 10000 over Sample qty. 125 200 315 500 Accept/Reject (0,1) (0,1) (1,2) (1,2) 1 Limit Typ. Max. 30 60 50 -0.7 -1.5 - Unit mA mS V - 0.45 0.50 V dB 11.0 13.0 - dB - 0.55 0.60 dB 11.0 13.0 - dB - 300 400 °C/W FHX13LG, FHX14LG Super Low Noise HEMT Total Power Dissipation (mW) POWER DERATING CURVE 200 150 LG 100 50 0 0 50 100 150 200 Ambient Temperature (°C) DRAIN CURRENT vs. DRAIN-SOURCE VOLTAGE Drain Current (mA) 40 VGS =0V 30 -0.2V 20 10 -0.4V 0 -0.6V -0.8V 3 1 2 Drain-Source Voltage (V) 2 4 FHX13LG, FHX14LG Super Low Noise HEMT NF & Gas vs. IDS FHX13LG 3.0 Gas 2 10 1 5 Noise Figure (dB) 15 3 2.5 Associated Gain (dB) Noise Figure (dB) VDS=2V IDS=10mA 14 f=12GHz VDS=2V Gas 13 2.0 12 1.5 11 1.0 10 NF 9 0.5 NF 0 4 6 8 10 12 10 20 30 Frequency (GHz) Drain Current (mA) NF & Gas vs. TEMPERATURE FHX13LG OUTPUT POWER vs. INPUT POWER FHX13LG 25 f=12GHz 1.5 15 Gas 1.0 10 0.5 5 NF 0 100 200 300 Output Power (dBm) f=12GHz VDS=2V IDS=10mA Associated Gain (dB) Noise Figure (dB) 0 20 400 15 VDS=2V IDS=10mA 10 5 -10 -5 0 5 Input Power (dBm) Ambient Temperature (°K) 3 10 Associated Gain (dB) NF & Gas vs. FREQUENCY FHX13LG FHX13LG, FHX14LG Super Low Noise HEMT TYPICAL NOISE FIGURE CIRCLE FHX13LG +j50 +j100 +j25 1.5 +j10 0 +j250 1.0 Γopt 10 2.5 3.0 2.0 25 50 f = 12 GHz VDS = 2V IDS = 10mA 100 -j10 Γopt = 0.61∠150° Rn/50 = 0.04 NFmin = 0.45dB -j250 -j25 -j100 -j50 Ga(max) & |S21|2 vs. FREQUENCY 20 VDS = 2V IDS = 10mA Gain (dB) 15 Ga(max) 10 |S21|2 5 0 4 6 8 10 12 20 Frequency (GHz) NOISE PARAMETERS FHX13LG VDS=2V, IDS=10mA Freq. (GHz) 2 4 6 8 10 12 14 16 18 Γopt (MAG) (ANG) 0.96 0.92 0.86 0.79 0.71 0.61 0.50 0.38 0.24 29 57 83 107 129 150 168 -175 -161 4 NFmin (dB) Rn/50 0.33 0.34 0.35 0.37 0.40 0.45 0.53 0.63 0.83 0.22 0.20 0.15 0.11 0.07 0.04 0.04 0.06 0.10 FHX13LG, FHX14LG Super Low Noise HEMT S11 S22 +j50 S21 S12 +90° +j100 +j25 20 GHz 20 GHz 5 +j250 +j10 5 15 25 15 50Ω 100 180° 250 1.0 GHz -j10 8 1.0 GHz 6 4 1.0 GHz 1 SCALE FOR |S21| 10 -j250 10 5 0.06 0.08 -j100 5 10 0° 10 15 0.02 20 GHz 0.04 1.0 GHz -j25 2 15 SCALE FOR |S12| 0 20 GHz -90° -j50 S-PARAMETERS FHX13/14LG VDS = 2V, IDS = 10mA FREQUENCY (MHZ) MAG S11 ANG MAG S21 ANG MAG S12 1000 0.988 -20.0 5.327 160.1 0.015 2000 0.956 -39.5 5.133 141.0 0.028 3000 0.908 -58.1 4.851 123.0 4000 0.862 -75.5 4.534 105.9 5000 0.811 -91.6 4.213 6000 0.763 -107.1 3.886 7000 0.727 -121.1 8000 0.701 -133.3 S22 ANG MAG ANG 75.7 0.574 -16.3 63.3 0.560 -32.1 0.039 50.1 0.539 -47.3 0.048 39.0 0.522 -62.0 89.7 0.053 29.3 0.502 -75.6 74.4 0.056 21.0 0.488 -89.6 3.582 60.0 0.057 13.2 0.487 -103.0 3.300 46.4 0.056 7.9 0.498 -114.9 9000 0.682 -144.1 3.078 33.8 0.055 3.5 0.515 -125.0 10000 0.659 -154.2 2.899 21.4 0.055 -0.0 0.531 -134.4 11000 0.636 -164.4 2.748 9.3 0.054 -2.6 0.544 -144.0 12000 0.618 -175.4 2.593 -3.3 0.054 -5.2 0.561 -155.1 13000 0.608 175.5 2.466 -14.8 0.054 -5.7 0.590 -164.0 14000 0.596 166.6 2.366 -26.6 0.055 -7.8 0.619 -172.4 15000 0.585 158.3 2.279 -38.3 0.056 -9.7 0.654 -179.7 16000 0.564 148.8 2.244 -50.7 0.058 -12.8 0.677 172.6 17000 0.543 138.2 2.217 -63.6 0.061 -17.6 0.701 163.4 18000 0.525 127.3 2.185 -77.1 0.063 -24.7 0.727 154.1 19000 0.506 116.2 2.143 -91.4 0.063 -33.1 0.748 143.6 20000 0.470 106.5 2.089 -105.4 0.061 -43.7 0.763 137.2 Download S-Parameters, click here 5 FHX13LG, FHX14LG Super Low Noise HEMT Case Style "LG" Metal-Ceramic Hermetic Package 4.78±0.5 1.78±0.15 1.5±0.3 (0.07) (0.059) 1.5±0.3 (0.059) 1.0 (0.039) 1.5±0.3 (0.059) 1 3 4.78±0.5 1.78±0.15 1.5±0.3 (0.07) (0.059) 2 4 0.5 (0.02) 1.3 Max (0.051) 1. 2. 3. 4. Gate Source Drain Source 0.1 (0.004) Unit: mm(inches) For further information please contact: FUJITSU COMPOUND SEMICONDUCTOR, INC. 2355 Zanker Rd. San Jose, CA 95131-1138, U.S.A. Phone: (408) 232-9500 FAX: (408) 428-9111 www.fcsi.fujitsu.com FUJITSU MICROELECTRONICS, LTD. Compound Semiconductor Division Network House Norreys Drive Maidenhead, Berkshire SL6 4FJ Phone:+44 (0)1628 504800 FAX:+44 (0)1628 504888 CAUTION Fujitsu Compound Semiconductor Products contain gallium arsenide (GaAs) which can be hazardous to the human body and the environment. For safety, observe the following procedures: • Do not put these products into the mouth. • Do not alter the form of this product into a gas, powder, or liquid through burning, crushing, or chemical processing as these by-products are dangerous to the human body if inhaled, ingested, or swallowed. • Observe government laws and company regulations when discarding this product. This product must be discarded in accordance with methods specified by applicable hazardous waste procedures. Fujitsu Limited reserves the right to change products and specifications without notice. The information does not convey any license under rights of Fujitsu Limited or others. © 1998 FUJITSU COMPOUND SEMICONDUCTOR, INC. Printed in U.S.A. FCSI0598M200 TM SuperHEMT 6 is a trademark of Fujitsu Limited.