Ordering number : ENN*0000 2SK1645 N-Channel Ga As MESFET 2SK1645 For C to X-band Local Oscillator and Amplifier Preliminary • • • • Package Dimensions Lowest phase noise. Super miniaturized plastic-mold package (CP4). The chip surface is covered with the highly reliable protection film. Automatic surface mounting is available. unit : mm 2134A [2SK1645] 1.9 0.95 0.95 0.5 Features 0.4 4 0.16 3 1 2 0.6 0.95 0.85 2.5 0.5 1.5 0 to 0.1 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 V Gate-to-Source Voltage VGS --5.0 V 100 mA 200 mW Junction Temperature ID PD Tj 150 °C Storage Temperature Tstg --55 to +150 °C Drain Current Allowable Power Dissipation 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 41201 TS IM No.0000-1/4 2SK1645 Electrical Characteristics at Ta=25°C Parameter Symbol Gate-to-Source Breakdown Voltage min IGS=--10µA VDS=3V, VGS=0 VDS=3V, ID=100µA V(BR)GSO IDSS Saturated Drain Current Ratings Conditions typ Unit max --5.0 V 30 60 100 --0.5 --1.5 --5.0 mA Gate-to-Source Cutoff Voltage VGS(off) Forward Transfer Admittance yfs NFmin VDS=3V, ID=10mA 40 mS VDS=3V, ID=10mA, f=12GHz 2.5 dB Ga VDS=3V, ID=10mA, f=12GHz 5.5 dB MAG VDS=3V, ID=10mA, f=12GHz 7.0 dB Minimum Noise Figure Associated Gain Maximum Available Gain V * : The 2SK1645 is classified by IDSS as follows : unit : mA IDSS RANK 03 RANGE (mA) 04 55 to 100 30 to 65 S-Parameter S11 VDS=3V, ID=10mA, 20mA S12 VDS=3V, ID=10mA, 20mA 90˚ 50 z> 0 10 25 100 50 150˚ 200 250 150 250 ±180˚ <6GHz> <3GH z> 6GHz --250 --200 --150 ID=2 0mA ID=1 0mA 12GHz <12GHz> --30˚ --150˚ --100 1.0unit, max --50 --90˚ IT03196 50 60˚ 25 <6GHz> <9G 0 10 9GHz 25 > <9GHz> 100 50 z> GH 6 < Hz 6G --10 Hz> --30˚ --90˚ 200 250 150 ID=20mA ID=10mA --25 --60˚ --120˚ 150 250 z> 0 3GHz GHz > <1 2G Hz > Hz G <12 <15 z > 15G 12G 9GH z Hz H z --150˚ GH 10 6GHz ±180˚ 12 30˚ 100 <15GHz 3GH z ID=10mA 150˚ IT03197 15GHz ID =20 mA <3G 90˚ 120˚ 0.25unit, max S22 VDS=3V, ID=10mA, 20mA Hz > S21 VDS=3V, ID=10mA, 20mA --60˚ 15GHz <15GHz> --120˚ <3GH --25 3GH z --10 30˚ Hz> <3G z 3GH z> > GH <6GHz 9 0 < Hz 6G z H 9G Hz> z> GH 0mA I D=1 A 0m =2 ID <9 <15G 10 100 150 <12GH 9G Hz 60˚ 120˚ 15GHz 12GHz 25 5.0unit, max IT03198 --50 --250 --200 --150 --100 1.0unit, max IT03199 No.0000-2/4 2SK1645 S-Parameter VDS=3V IDS=10mA FREQUENCY MHz S11 MAG S21 ANG MAG S12 ANG MAG S22 ANG MAG ANG 3000.0000 .680 --98.6 3.086 93.5 .131 27.6 .556 --68.8 4000.0000 .621 --123.5 2.750 72.2 .130 16.3 .480 --85.8 5000.0000 .584 --147.0 2.445 51.8 .128 8.1 .418 --102.7 6000.0000 .564 --168.7 2.175 32.6 .128 2.7 .372 --120.5 7000.0000 .561 171.7 1.943 14.4 .133 --1.3 .343 --140.0 8000.0000 .570 153.6 1.747 --2.9 .141 --5.5 .332 --161.5 9000.0000 .590 136.8 1.579 --19.6 .152 --10.4 .339 175.7 10000.0000 .616 120.9 1.431 --35.9 .166 --16.1 .364 153.2 11000.0000 .648 105.7 1.297 --51.8 .183 --22.7 .403 131.8 12000.0000 .684 91.1 1.174 --67.3 .203 --30.6 .454 112.2 13000.0000 .724 77.1 1.059 --82.4 .225 --39.9 .511 94.1 14000.0000 .765 63.5 .951 --97.1 .247 --50.6 .570 77.0 15000.0000 .805 50.1 .847 --111.4 .266 --62.2 .627 60.6 VDS=3V IDS=20mA FREQUENCY MHz S11 MAG S21 ANG MAG S12 ANG MAG S22 ANG MAG ANG 3000.0000 .626 --107.6 3.654 89.5 .112 30.7 .465 4000.0000 .576 --132.7 3.187 68.6 .113 22.4 .395 --71.1 --87.4 5000.0000 .548 --155.9 2.779 49.0 .116 16.9 .340 --103.7 6000.0000 .539 --176.8 2.435 30.6 .123 12.8 .301 --121.4 7000.0000 .544 164.5 2.153 13.2 .134 8.3 .278 --141.5 8000.0000 .561 147.3 1.924 --3.3 .149 2.6 .272 --164.0 9000.0000 .586 131.3 1.735 --19.3 .165 --4.4 .283 172.2 10000.0000 .616 116.0 1.573 --35.0 .182 --12.1 .312 149.1 11000.0000 .650 101.4 1.428 --50.4 .200 --20.5 .355 127.9 12000.0000 .688 87.5 1.297 --65.5 .220 --29.7 .409 108.8 13000.0000 .728 74.0 1.176 --80.4 .240 --40.0 .469 91.2 14000.0000 .771 60.8 1.063 --95.0 .259 --51.2 .530 74.7 15000.0000 .812 47.9 .955 --109.4 .276 --63.0 .589 58.8 No.0000-3/4 2SK1645 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 expor ted without obtaining the expor t 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 February, 2001. Specifications and information herein are subject to change without notice. PS No.0000-4/4