Ordering number : ENN7546 2SK1646 N-Channel GaAs MESFET 2SK1646 For C to X-band Local Oscillator and Amplifier • • • • Package Dimensions Ideal for use in C to X-band local oscillator and amplifier. The chip surface is covered with the highly reliable protection film. Super miniaturized plastic-mold package (CP4). Automatic surface mounting is available. unit : mm 2134A [2SK1646] 1.9 0.95 0.95 0.5 Features 0.4 4 0.16 3 2 0.6 0.5 1 2.5 1.5 0 to 0.1 0.95 0.85 1 : Gate 2 : Source 3 : Drain 4 : Source 0.8 1.1 2.9 SANYO : CP4 Specifications Absolute Maximum Ratings at Ta=25°C Parameter Symbol Conditions Ratings Unit Drain-to-Source Voltage VDS 6.0 Gate-to-Source Voltage VGS --5.0 V V Drain Current ID 100 mA Allowable Power Dissipation PD 200 mW Junction Temperature Tj 150 °C Storage Temperature Tstg --55 to +150 °C Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN 31504 TS IM TA-100554 No.7546-1/4 2SK1646 Electrical Characteristics at Ta=25°C Parameter Symbol Gate-to-Source Breakdown Voltage V(BR)GSO IDSS Saturated Drain Current Cutoff Voltage Ratings Conditions min typ IGS=--10µA VDS=3V, VGS=0 --5.0 VGS(off) VDS=3V, ID=100µA --0.5 yfs NFmin VDS=3V, ID=10mA 20 Forward Transfer Admittance Minimum Noise Figure V 30 45 70 mA --5.0 V 34 mS VDS=3V, ID=10mA, f=12GHz VDS=3V, ID=10mA, f=12GHz 2.5 dB Ga 5.0 dB MAG VDS=3V, ID=10mA, f=12GHz 7.0 dB Associated Gain Maximum Available Gain Unit max * : The 2SK1646 is classified by IDSS as follows. IDSS RANK 04 RANGE (mA) 05 45 to 60 05H 45 to 70 30 to 50 S-Parameter S11 VDS=3V, ID=10mA, 20mA S12 VDS=3V, ID=10mA, 20mA 90˚ z GH 150˚ 30˚ ID= 10 mA ID=20mA z> GH <9 <1 z> 200 250 Hz GH Hz <9 5G Hz 10 100 z GH 15 150 > <12GHz> 9G 60˚ 120˚ 12 25 3G 50 --250 --200 A --150 0m =2 10mA ID = I D --100 <3G Hz> --10 --25 H --50 z --90˚ IT03192 S21 VDS=3V, ID=10mA, 20mA S22 VDS=3V, ID=10mA, 20mA 90˚ Hz 200 250 0 0 25 10 z 9GH > z> 6G 150 250 A 0m =2 mA I D =10 --250 ID --200 --150 z H 3G > GHz --10 --30˚ 100 50 z> <9GH Hz z> <12 GH Hz <12 --150˚ 150 15G <6GH <9G z GH z <6G Hz 12GH z <1 5 GH z> 6GHz 9G Hz GH 15 ±180˚ 12 10 100 Hz 30˚ 0mA I D=2 A 10m I D= <15G 25 3GHz 150˚ 50 60˚ <3GHz> 120˚ <12G --60˚ z 0.25unit, max GH 15 z> IT03193 H 5G <1 --120˚ 1.0unit, max Hz> Hz 12G --30˚ --150˚ 3G 0 9G <6GHz> 6G <6G Hz Hz> ±180˚ Hz> 6GHz 150 250 100 50 <3GHz> 25 10 > 0 --100 --25 --60˚ --120˚ --90˚ 5.0unit, max IT03194 --50 1.0unit, max IT03195 No.7546-2/4 2SK1646 S-Parameter VDS=3V IDS=10mA FREQUENCY MHz S11 MAG 2000.0000 .929 3000.0000 .834 4000.0000 .750 5000.0000 .686 6000.0000 .651 7000.0000 S21 ANG --59.3 MAG S12 ANG MAG S22 ANG .090 51.7 MAG ANG 2.713 125.9 .665 --39.9 --87.1 2.518 101.0 .110 32.9 .608 --56.7 --114.8 2.300 77.2 .115 18.1 .547 --72.0 --141.1 2.077 55.1 .111 9.8 .494 --85.9 --164.9 1.872 35.0 .109 9.2 .454 --99.7 .643 173.8 1.700 16.3 .119 10.7 .427 --115.1 8000.0000 .658 154.3 1.557 --1.5 .138 8.2 .406 --133.6 9000.0000 .685 136.1 1.431 --19.0 .159 2.9 .392 --155.7 10000.0000 .715 118.8 1.308 --36.2 .180 --3.0 .392 179.2 11000.0000 .745 102.6 1.187 --53.0 .207 --9.9 .417 152.7 12000.0000 .777 87.4 1.070 --69.2 .239 --19.2 .469 127.2 13000.0000 .812 73.0 .954 --85.1 .269 --30.9 .540 104.4 14000.0000 .849 59.0 .837 --100.6 .292 --44.0 .618 84.4 15000.0000 .880 45.2 .717 --115.3 .304 --57.2 .688 67.0 16000.0000 .899 31.7 .599 --128.3 .309 --69.8 .742 51.7 VDS=3V IDS=20mA FREQUENCY MHz S11 MAG S21 ANG MAG S12 ANG MAG S22 ANG MAG ANG 2000.0000 .901 --63.5 3.226 124.1 .079 51.6 .640 3000.0000 .803 --91.9 2.944 99.2 .096 33.6 .580 --39.9 --56.4 4000.0000 .717 --119.8 2.641 75.5 .101 20.3 .518 --71.2 5000.0000 .654 --145.8 2.346 53.9 .098 15.0 .466 --84.4 6000.0000 .621 --168.8 2.090 34.4 .101 17.5 .432 --97.8 7000.0000 .618 171.0 1.886 16.4 .119 18.9 .410 --113.4 8000.0000 .639 152.5 1.725 --1.0 .144 14.6 .393 --132.5 9000.0000 .671 134.9 1.582 --18.2 .167 7.5 .381 --155.3 10000.0000 .705 118.1 1.444 --35.2 .190 .3 .385 179.1 11000.0000 .737 102.4 1.309 --51.7 .218 --7.6 .413 152.8 12000.0000 .770 87.8 1.180 --67.7 .251 --17.5 .468 127.9 13000.0000 .807 74.0 1.056 --83.4 .281 --29.6 .542 105.7 14000.0000 .847 60.6 .931 --98.8 .303 --42.7 .620 86.4 15000.0000 .881 47.3 .802 --113.6 .315 --55.8 .689 69.5 16000.0000 .901 34.1 .674 --126.8 .320 --68.1 .739 54.7 No.7546-3/4 2SK1646 Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer’s products or equipment. SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO products(including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of SANYO Electric Co., Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of March, 2004. Specifications and information herein are subject to change without notice. PS No.7546-4/4