97 stripline mounting fixed attenuators for smt at-1400 series features 1.small size and lightweight small size and lightweight with dimensions of 4 x 3.6 mm and weight of 0.1 g. 2.abundant variations of attenuators 2. attenuation level: 0, 0.5, 1, 1.5, 1.8, 2, 2.5, 3, 3.5 4, 4.5, 5, 6, 6.5, 7, 8, 8.5, 9, 10, 20db 3.suited to automatic mounting embossed tape packaging permits automatic mounting.(individual delivery can also be accommodated.) at - 14 01 1 2 3 product specifications ratings frequency range (note) characteristic impedance maximum input power (note) dc to 2.5 ghz 50 ohms 1 w operating temperature range operating relative humidity -10 ? to +65 ? 95% max. note: at-1420 has a frequency range of dc to 600 mhz. item standard conditions 1.vibration 2.shock 3.temperature cycle no electrical discontinuity of 1 s or more no damage, cracks, or parts dislocation no damage, cracks, or parts dislocation frequency of 10 to 2000 hz, overall amplitude of 1.52 mm, acceleration of 98 m/s 2 for 2 hours in each of 3 directions acceleration of 490 m/s 2 , sine half-wave waveform, 3 cycles in each of the 3 axis temperature: -35 ? +5 ? to +35 ? +85 ? +5 ? to +35? time: 30 5 max. 30 5 max. (minutes) 5 cycles the test method conforms to mil-std-202. materials external dimensions ordering information part attenuation element metal film ---------- material finish at: indicates a fixed attenuator indicates the series name: at-1400 series attenuation 01 : 1db 06 : 6db 00-(05) : 0.5db 00-(0) : 0db (through) 1 2 3 example: at-1410 epoxy resin the black areas represent the electrodes. (silver palladium and solder plating) the side marked is the signal electrode. the side marked e is the ground electrode.
98 specifications typical data part number attenuation (db) v.s.w.r. (max) impedance ( ohms ) power (w) weight (g) surface temperature at maximum load ( ? max) at-1400-(0) at-1400-(0.5) at-1402 at-1403 at-1404 at-1405 at-1406 at-1407 at-1408 at-1409 at-1410 at-1420 100.3 100.5 100.7 201.5 dc~600mhz
90.3 90.5 80.5 70.5 60.5 50.5 40.5 30.5 20.5 0.50.5 80.3 70.3 60.3 50.3 40.3 30.3 20.3 0.50.3 0 +0.3 0 0 +0.5 0 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.21.25 1.25 1.25 1.2 1.2 1.2 dc ? 600mhz
dc ~ 1,000mhz 1,000 ~ 2,000mhz 2,000 ~ 2,500mhz dc ~ 2,000mhz 2,000 ~ 2,500mhz 50 1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 +85 +85 +85 +85 +85 +85 +85 +85 +85 +85 +85 +85 1 1 1 1 1 1 1 1 1 1 1 50 at-1401 10.5 10.3 1.20.1 +85 1 50 50 at-1400-(1.8) 1.80.5 1.80.3 1.20.1 +85 1 50 at-1400-(1.5) 1.50.5 1.50.3 1.20.1 +85 1 50 at-1400-(2.5) 2.50.5 2.50.3 1.2 0.1 +85 1 50 50 at-1400-(3.5) 3.50.5 3.50.3 1.20.1 +85 1 50 50 at-1400-(4.5) 4.50.5 4.50.3 1.20.1 +85 1 50 50 50 at-1400-(6.5) 6.50.5 6.50.3 1.20.1 +85 1 50 50 50 at-1400-(8.5) 8.50.5 8.50.3 1.21.25 0.1 +85 1 50 50 50 50 note: when ordering embossed tape packaged items, affix (06) to the end of the product number. one reel contains 1,000 pieces.
99 mounting method the at-1400 series is designed to accept reflow soldering or hand soldering. please perform soldering taking into consideration the following points for the mounting process. recommended temperature profile reflow soldering (example of temperature recommendation) hand soldering (recommendation example ) solering iron rating : 30 w max. tip temperature : 280 ? max. tip form : 1.2 mm dia. preheat so that ? t becomes 120 ? max. be careful that the soldering iron does not come into direct contact with the ceramic part.please mount quickly so that electrode damage does not occur. example of mounting recommendation note: do not reuse a product that has been previously mounted. temperature ( ? ) preheating 1 minute min. 5 to 20 s natural cooling for 1 minute min. soldering cooling the broken line portion indicates the position of the pattern. substrate ceramic part grounding pattarn 50 ? line
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