specification subject to change without notice m/a-com, inc. ________________________________________________________________________________ 1 north america: tel. (800) 366-2266 ? asia/pacific: tel. +81-44-884-8296 ? europe: tel. +44 (1344) 869 595 fax (800) 618-8883 fax +81-44-884-8298 fax +44 (1344) 300 020 surface mount gaas tuning varactor mavr-000202-12790t rev 1.0 features ? hyperabrupt varactor (gamma of 1.25) ? small profile surface mount package ? rohs compliant package ? supplied on tape and reel description the mavr-000202-12790t diode is a hyperabrupt tuning varactor with constant gamma of 1.25 from 2 to 20 volts. this device offers a large capacitance ratio and high quality factor. it is offered in the surface mount, rohs compliant, plastic sc-79 package. applications in addition to the electri cal characteristics of the mavr-000202-12790t the small package size and minimal package parasitics (0.6nh package inductance) make these parts attractive for wide bandwidth vcos where the optimum combination of very wide tuning range and high quality factor is required. maximum ratings @ + 25 c configurations ( topview ) single parameter unit values operating temperature oc -65 to +125 storage temperature oc -65 to +125 power dissipation 50mw @25 o c, derate linearly to 0mw at maximum operating temperature reverse voltage @ 25oc v 22 forward current ma 50 soldering temperature ( lead free part # ) oc +260 for 5 sec.
surface mount gaas tuning varactors mavr-000202-12790t specification subject to change without notice m/a-com, inc. ________________________________________________________________________________ 2 north america: tel. (800) 366-2266 ? asia/pacific: tel. +81-44-884-8296 ? europe: tel. +44 (1344) 869 595 fax (800) 618-8883 fax +81-44-884-8298 fax +44 (1344) 300 020 electrical specifications @ + 25o c gamma 1.13 ? 1.38, vr = 2 to 20v parameter condition symbol specification breakdown voltage i r = 10 a v b 22 v min. reverse leakage current v r = 16 v i r 100 na max. total capacitance 1 v r = 4 v f = 1 mhz c t 2.7 ? 3.3pf total capacitance ratio v r = 4 v/20v f = 1 mhz - 5.6 1. the values guaranteed for gamma are measured on unpackaged chips. dimensional outline sc-79 package (outline 1279)
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