alpha industries, inc. [978] 241-7000 ? fax [978] 241-7906 ? email sales@alphaind.com ? www.alphaind.com 1 specifications subject to change without notice. 3/02a gaas ic spdt switch low loss reflective dc?10 ghz features broadband dc?10 ghz reflective, short 7 lead hermetic package capable of meeting mil-std requirements 6 as018r2-01, AS018R2-10 description the as018r2-01 is a gaas ic fet spdt reflective switch. this device is ideal for microstrip applications and has optimum broadband performance, since all leads are rf isolated. this product is useful as a modulator and switch in high reliability and commercial applications. the AS018R2-10 is the gullwing version of this device for surface mount applications. parameter 1 frequency 5 min. typ. max. unit insertion loss 2 dc?2.0 ghz 1.3 1.5 db dc?4.0 ghz 1.7 2.0 db dc?8.0 ghz 2.1 2.5 db dc?10.0 ghz 2.5 3.0 db isolation dc?2.0 ghz 45 55 db dc?4.0 ghz 40 48 db dc?8.0 ghz 30 38 db dc?10.0 ghz 25 33 db vswr 3 dc?2.0 ghz 1.2:1 1.4:1 dc?4.0 ghz 1.3:1 1.5:1 dc?8.0 ghz 1.5:1 1.8:1 dc?10.0 ghz 1.7:1 2.0:1 electrical specifications at 25c 1. all measurements made in a 50 ? system, unless otherwise specified. 2. insertion loss changes by 0.003 db/c. 3. insertion loss state. 4. video feedthru measured with 1 ns risetime pulse and 500 mhz bandwidth. 5. dc = 300 khz. 6. see quality/reliability section. parameter condition frequency min. typ. max. unit switching characteristics rise, fall (10/90% or 90/10% rf) 1 s on, off (50% ctl to 90/10% rf) 1 s video feedthru 4 20 mv input power for 1 db compression 0/-5 v 0.5?10 ghz 24 dbm 0.001 ghz 16 dbm intermodulation intercept point (ip3) for two-tone input power 13 dbm 0.5?10 ghz 46 dbm 0.001 ghz 35 dbm control voltages v low = 0 to -0.2 v @ 20 a max. v high = -3 v to -6 v @ 200 a max. operating characteristics at 25c -01 0.130 (3.30 mm) typ. 0.063 (1.60 mm) typ. 0.45 (1.14 mm) typ. 0.130 (3.30 mm) typ. 0.220 (5.59 mm) 0.210 (5.33 mm) 0.268 (6.81 mm) 0.252 (6.40 mm) 0.013 (0.33 mm) 0.007 (0.18 mm) 0.007 (0.18 mm) 0.003 (0.08 mm) 0.065 (1.65 mm) max. 0.160 (4.06 mm) 0.120 (3.05 mm) 0.031 (0.79 mm) max.
gaas ic spdt switch low loss reflective dc?10 ghz as018r2-01, AS018R2-10 2 alpha industries, inc. [978] 241-7000 ? fax [978] 241-7906 ? email sales@alphaind.com ? www.alphaind.com specifications subject to change without notice. 3/02a insertion loss vs. frequency frequency (ghz) 0 dc 2 46810 1.0 1.5 2.0 2.5 insertion loss (db) 3.0 isolation vs. frequency frequency (ghz) 20 dc246810 30 40 50 60 isolation (db) 70 typical performance data pin out j 2 gnd j 1 gnd v 1 v 2 j 3 -10 0.215 (5.46 mm) 0.080 (2.03 mm) typ. 0.345 (8.76 mm) 0.010 (0.25 mm) 0.268 (6.81 mm) 0.252 (6.40 mm) 0.385 (9.78 mm) 0.010 (0.25 mm) 0.060 (1.52 mm) typ. 0.045 (1.14 mm) typ. 0.063 (1.60 mm) typ. 0.130 (3.30 mm) typ. 0.013 (0.33 mm) 0.007 (0.18 mm) 0.030 (0.76 mm) 0.015 (0.038 mm) 0.029 (0.74 mm) typ. 0.065 (1.65 mm) max. 0.007 (0.18 mm) 0.003 (0.08 mm) characteristic value rf input power (rf in) 1 w control voltage (v c ) +0.2 v, -7.0 v operating temperature (t op ) -55c to +125c storage temperature (t st ) -65c to +150c thermal resistance ( jc ) 83c/w absolute maximum ratings v 1 v 2 j 1 ?j 2 j 1 ?j 3 0 -5 isolation insertion loss -5 0 insertion loss isolation truth table
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