14 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com switche s - sps t - sm t 14 - 1 gaas mmic spst failsafe switch, dc - 6 ghz general description features functional diagram failsafe operation - on w hen unpowered w ide vdd range: 1.2v to 5v very low on state c urrent: 200 na low i nsertion loss: 0.7 db h igh i p3: +52 dbm c ompact so t 26 sm t package electrical specifcations t a = +25 c, vdd = +3.3 vdc, vctl = 0/+3.3 vdc (unless otherwise stated) , 50 ohm system typical applications t he h m c 550 / h m c 550 e is ideal for: ? rf i d & e lectronic t oll c ollection ( etc ) ? t ags, h andsets & portables ? i sm, w lan, w imax & w ibro ? automotive t elematics ? t est e quipment t he h m c 550 and h m c 550 e are low-cost sps t failsafe switches in 6-lead so t 26 plastic packages for use in switching applications which require low insertion loss and very low current consumption. w ith 0.7 db typical loss, these devices can control signals from d c to 6 g h z and are especially suited for i f and rf applications including rf i d, i sm, automotive and battery powered tags and portables. rf1 and rf2 are refective opens when off. t he switch requires a minimal amount of d c current in the on state, and offers compatibility with c mos and some tt l logic families. t he failsafe topology results in the switch being normally on, i.e. low insertion loss from rf1 to rf2, when no d c bias is applied. parameter frequency min. t yp. max. units i nsertion loss d c - 6.0 g h z 0.7 0.9 db i solation d c - 2.0 g h z d c - 6.0 g h z 15 8 25 12 db db return loss d c - 6.0 g h z 20 db i nput power for 0.1 db c ompression vctl = 0/+3.3v 0.5 - 6.0 g h z 23 27 dbm i nput t hird order i ntercept ( t wo-tone i nput power = +17 dbm e ach t one) vctl = 0/+3.3v 0.5 - 6.0 g h z 52 dbm switching c haracteristics d c - 6.0 g h z tr i s e , tfall (10/90% rf) ton, toff (50% ct l to 10/90% rf) 40 50 ns ns t a = +25 c, vctl & vdd unpowered i nsertion loss d c - 6.0 g h z 0.7 0.9 db return loss d c - 6.0 g h z 20 db i nput power for 0.1 db c ompression 0.5 - 6.0 g h z 23 27 dbm i nput t hird order i ntercept ( t wo-tone i nput power = +17 dbm e ach t one) 0.5 - 0.6 g h z 52 dbm v01.1010 hmc550 / 550e
14 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com switche s - sps t - sm t 14 - 2 return loss insertion loss isolation input p0.1db vs. temperature v01.1010 hmc550 / 550e -2.5 -2 -1.5 -1 -0.5 0 0 1 2 3 4 5 6 7 8 +25c +85c -40c insertion loss (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 0 1 2 3 4 5 6 7 8 +25c +85c -40c return loss (db) frequency (ghz) -70 -60 -50 -40 -30 -20 -10 0 0 1 2 3 4 5 6 7 8 +25c +85c -40c isolation (db) frequency (ghz) 0 5 10 15 20 25 30 35 0 1 2 3 4 5 6 +25c +85c -40c input p0.1db (dbm) frequency (ghz) 30 35 40 45 50 55 60 0 1 2 3 4 5 6 +25c +85c -40c input ip3 (dbm) frequency (ghz) input ip3 vs. temperature gaas mmic spst failsafe switch, dc - 6 ghz
14 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com switche s - sps t - sm t 14 - 3 insertion loss, power off return loss, power off v01.1010 hmc550 / 550e c onditions vdd - vctl + 1.2 vdc -0.2 vdc < vdd - vctl < +0.4 vdc rf1 - rf2 off on vdd (v) 0 (unpowered) 1.2 2.2 3.3 5.0 vctl (v) 0 (unpowered) 0 > 0.8 < 1.0 > 1.8 < 2.1 > 2.9 < 3.8 > 4.6 rf1 - rf2 on off on off on off on off on operating conditions vdd & vctl = 0 vdc to +5 vdc; vctl_max = vdd + 0.2 vdc; idd & ictl = 0.1 a, typical examples of typical operating conditions - idd & ictl = 0.1 a, typical -2.5 -2 -1.5 -1 -0.5 0 0 1 2 3 4 5 6 7 8 insertion loss (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 0 1 2 3 4 5 6 7 8 return loss (db) frequency (ghz) 0 5 10 15 20 25 30 35 0 1 2 3 4 5 6 input p0.1db (dbm) frequency (ghz) input p0.1db, power off 30 35 40 45 50 55 60 0 1 2 3 4 5 6 input ip3 (dbm) frequency (ghz) input ip3, power off gaas mmic spst failsafe switch, dc - 6 ghz
14 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com switche s - sps t - sm t 14 - 4 absolute maximum ratings rf i nput power (vctl = 0/+3.3v) +34 dbm supply voltage (vdd) +12 vdc c ontrol voltage range (vctl) -0.2 to +(vdd + 0.2) vdc h ot switch power level (vctl = 0/+3.3v) +35 dbm c hannel t emperature 150 c c ontinuous pdiss ( t = 85 c ) (derate 6.67 m w / c above 85 c ) 433 m w t hermal resistance 150 c / w storage t emperature -65 to +150 c operating t emperature -40 to +85 c d c blocks are required at ports rf1 and rf2. e l ect ros t a tic s e ns iti v e de v ice obs e rv e h andl i ng pr ec au ti ons outline drawing no tes: 1. leadframe ma teri al: coppe r alloy 2. dimensi ons are in inches [millimete rs]. 3. dimension does no t include moldflash of 0.15mm per side. 4. dimension does no t include moldflash of 0.25mm per side. 5. all ground l eads mus t be soldered t o pc b rf ground. package information part number package body material lead finish msl rating package marking h m c 550 low stress i njection molded plastic sn/pb solder msl1 [1] h 550 h m c 550 e ro h s-compliant low stress i njection molded plastic 100% matte sn msl1 [2] 550 e [1] max peak refow temperature of 235 c [2] max peak refow temperature of 260 c v01.1010 hmc550 / 550e gaas mmic spst failsafe switch, dc - 6 ghz
14 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com switche s - sps t - sm t 14 - 5 typical application circuit note: 1. d c blocking capacitors are required for each rf port as shown. c apacitor value determines lowest frequency of operation. pin descriptions pin number function description i nterface schematic 1, 3 rf1, rf2 t hese pins are d c coupled and matched to 50 ohms. blocking capacitors are required. 2, 5 gnd t hese pins must be connected to rf ground. 4 vdd supply voltage 6 vctl see truth and control voltage tables. v01.1010 hmc550 / 550e gaas mmic spst failsafe switch, dc - 6 ghz
14 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com switche s - sps t - sm t 14 - 6 evaluation pcb t he circuit board used in the fnal application should be generated with proper rf circuit design techniques. signal lines at the rf port should have 50 ohm impedance and the package ground leads should be connected directly to the ground plane similar to that shown above. t he evalua - tion circuit board shown above is available from h ittite microwave c orporation upon request. list of materials for evaluation pcb 109266 [1] i tem description j1 - j2 p c b mount sma rf c onnector j3 - j5 d c pin c 1 1,000 pf c apacitor, 0402 pkg. c 2 - c 3 100 pf capacitor, 0402 pkg. r1, r2 100 ohm resistor, 0402 pkg. u1 h m c 550 / h m c 550 e sps t switch p c b [2] 108436 e valuation p c b [1] reference this number when ordering complete evaluation p c b [2] c ircuit board material: rogers 4350 v01.1010 hmc550 / 550e gaas mmic spst failsafe switch, dc - 6 ghz
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