1/5 preliminary data september, 27 2001 STB7102 0.5/2.5 ghz lo buffer amplifier sot323-6l (sc70) pin connection pin no. pin name 1 input 2gnd 3gnd 4 output 5gnd 6vcc 3 2 1 4 5 6 (bottom view) 4 5 6 3 2 1 (top view) ? operating frequency 500-2500mhz ? low current consumption (4ma @ 2.7v) ? excellent isolation (43db @ 850mhz) ? input and output return loss > 15db ? ultra miniature sot323-6l package (1.15 x 1.8 x 0.8 mm) description the STB7102, designed for rf applications (0.5/ 2.5ghz), is a high isolation local buffer amplifier. manufacturated in the third generation of st propri- etary bipolar process, it offers an excellent isolation (43db) and a good linearity using only 4ma of cur- rent consumption. STB7102 is housed in a ultra- miniature package sot323-6l surface mount package, requiring very little board space (50% re- duction vs sot143 package). sot323-6l dimensions are 1.15mmx1.8mm with a 0.8mm thickness. application uhf lo buffer amplifier for cdma standard. absolute maximum ratings symbol parameter conditions value unit v cc supply voltage 3.3 v t stg storage temperature -40 to +100 o c t a operating ambient temperature -30 to +85 o c
STB7102 2/5 symbol parameters test conditions min typ max unit f frequency range 850 mhz v cc supply voltage 2.6 2.7 2.8 v i cc circuit current 4 ma p1db output power at 1db compression point -3.8 dbm g p small gain 18.4 db nf noise figure 2.3 db isolation 43 db rl in input return loss 15.5 db rl out output return loss 20 db electrical characteristics (t a = +25 o c, v cc = 2.7v, z s = z l = 50 w, tested in circuit shown in fig.1, unless otherwise specified) figure 1 850mhz application circuit configuration
3/5 STB7102 is11i ef is12i ef is21i ef is22i ef 500 0.7912 90.9 0.000192 40.06 2.262 -27.69 0.9397 -67.03 510 0.7765 89.33 0.000273 27.05 2.414 -31.76 0.9263 -70.03 520 0.7547 85.05 0.000276 -43.97 2.568 -35.64 0.9264 -71.69 530 0.7465 82.78 0.000844 -109.3 2.728 -38.14 0.92 -74.28 540 0.7209 79.53 0.00054 7.166 2.897 -41.26 0.9137 -75.42 550 0.7048 77.57 0.000437 -69.6 3.123 -44.58 0.8944 -78 560 0.6785 74.6 0.000997 -124.6 3.409 -48.06 0.8932 -80.71 570 0.6627 70.54 0.000798 -34.62 3.667 -52.3 0.8842 -81.71 580 0.6434 67.66 0.00156 -75.32 3.946 -56.58 0.8677 -84.91 590 0.6198 63.94 0.000455 -59.17 4.256 -61.42 0.8573 -87.04 600 0.5941 61.33 0.00135 -59.89 4.549 -66.16 0.836 -90.02 610 0.5626 58.46 0.000952 -122.5 4.822 -70.9 0.8297 -92.17 620 0.5472 53.85 0.000799 -109.7 5.104 -75.35 0.8075 -95.13 630 0.525 49.87 0.001212 -72.49 5.369 -79.73 0.7831 -97.98 640 0.4935 47.15 0.001282 -112 5.652 -84.81 0.7623 -101.1 650 0.4675 42.76 0.000999 -99.19 5.957 -90.02 0.7474 -104 660 0.4408 39.3 0.001742 -77.05 6.263 -95.07 0.723 -106.7 670 0.4201 35.43 0.002513 -89.24 6.507 -100 0.6867 -110.7 680 0.3979 29.57 0.002513 -97.66 6.748 -104.8 0.6618 -114.2 690 0.3674 26.32 0.00273 -102 7.071 -110 0.625 -117.7 700 0.3378 21.19 0.003051 -117.4 7.346 -115.4 0.5966 -121.9 710 0.3165 14.83 0.002636 -121 7.556 -119.9 0.5618 -125.8 720 0.2998 10.23 0.003889 -117 7.77 -125 0.5164 -128.9 730 0.2707 4.143 0.003778 -120.6 8.001 -130.4 0.4715 -133.4 740 0.251 -2.216 0.003436 -122.7 8.244 -135.6 0.4224 -136.8 750 0.2231 -9.044 0.004452 -127.6 8.403 -141.4 0.3795 -142.1 760 0.2107 -16.21 0.004496 -132.6 8.515 -146.8 0.3339 -145.9 770 0.194 -24.35 0.004715 -136.5 8.607 -152.2 0.2836 -151.2 780 0.2001 -37.21 0.006679 -114.7 8.668 -157.4 0.2089 -156 790 0.1674 -44.27 0.005471 -150 8.733 -162.6 0.184 -161.1 800 0.1555 -52.61 0.004955 -152.6 8.692 -167.8 0.1354 -171.5 810 0.1525 -64.59 0.005907 -158 8.622 -172.5 0.09359 180 820 0.1622 -75.56 0.005453 -155.7 8.573 -177.5 0.04243 157.3 830 0.1548 -89.1 0.006083 -169.2 8.567 177.7 0.03485 82.42 840 0.1606 -98.91 0.006532 -169.2 8.483 173.6 0.06089 39.79 850 0.1681 -108.3 0.007722 -175.9 8.34 168.3 0.09718 21.64 860 0.1777 -114.9 0.007444 179.6 8.189 164 0.1387 14.58 870 0.1896 -122.4 0.007546 179.4 8.123 159.6 0.1817 7.319 880 0.1942 -128.9 0.00696 172 7.966 155.9 0.2193 4.383 890 0.1989 -136.6 0.007551 175.6 7.766 152.7 0.2524 0.6495 900 0.2118 -139.5 0.008557 170.9 7.578 149.3 0.2841 -3.914 910 0.2265 -142.7 0.008454 158 7.52 145.2 0.3192 -8.427 920 0.2332 -147.9 0.008281 155.8 7.461 141.8 0.3502 -11.25 930 0.2408 -154.2 0.008946 150.9 7.301 138.2 0.3756 -14.23 940 0.2568 -158.3 0.009578 155.6 7.083 134 0.3942 -16.57 950 0.2699 -160.9 0.009597 149.1 6.88 129.9 0.4138 -18.81 960 0.2769 -163.5 0.009091 144.4 6.683 127 0.4371 -21.63 970 0.2822 -167.1 0.009159 139.4 6.476 124.8 0.464 -23.52 980 0.2864 -171.7 0.01024 137 6.239 122 0.485 -25.77 990 0.2967 -173.5 0.01024 134.7 6.065 119.9 0.4971 -28.35 1000 0.3016 -173.9 0.01079 129.8 5.998 118 0.5211 -31.14 s22 freq(mhz) s11 s12 s21 common source s-parameter (STB7102) (v cc = 2.7v i c = 4.2ma, z s = z l = 50w, tested in circuit shown in fig.1, unless otherwise specified)
STB7102 4/5 sot323-6l mechanical data mm inch min. typ. max min. typ. max a 0.8 1.1 0.031 0.043 a1 0 0.1 0 0.004 a2 0.8 1 0.0031 0.039 b 0.15 0.3 0.006 0.012 c 0.1 0.18 0.004 0.007 d 1.8 2.2 0.071 0.088 e 1.15 1.35 0.045 0.59 e 0.65 0.025 h 1.8 2.4 0.071 0.094 q 0.1 0.4 0.004 0.016 dim.
5/5 STB7102 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the co nsequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specifications mentioned in this publicati on are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics prod ucts are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectro nics. the st logo is registered trademark of stmicroelectronics a 2001 stmicroelectronics - all rights reserved all other names are the property of their respective owners. stmicroelectronics group of companies australia - brazil - china - finland - france - germany - hong kong - india - italy - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - u.s.a. http://www.st.com
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