switches - smt 10 10 - 226 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com HMC347LP3 / 347lp3e gaas mmic spdt non-reflective switch, dc - 14 ghz v06.0805 general description features functional diagram the HMC347LP3 & HMC347LP3e are broadband high isolation non-re ective gaas mesfet spdt switches in low cost leadless qfn surface mount plastic packages. covering dc to 14 ghz, the switch offers high isolation and low insertion loss. the switch features >50 db isolation up to 3 ghz and >40 db isolation up to 13 ghz. the switch operates using complementary negative control voltage logic lines of -5/0v and requires no bias supply. this spdt is an excellent alternative to the hmc132c8 spdt. high isolation: >50 db up to 3 ghz >45 db up to 10 ghz low insertion loss: 1.6 db @ 10 ghz non-re ective design 3x3 mm qfn smt package electrical speci cations, t a = +25 c, with 0/-5v control, 50 ohm system typical applications the HMC347LP3 / HMC347LP3e is ideal for: ? basestation infrastructure ? fiber optics & broadband telecom ? microwave radio & vsat ? military radios, radar, & ecm ? test instrumentation parameter frequency min. typ. max. units insertion loss dc - 3.0 ghz dc - 6.0 ghz dc - 12.0 ghz dc - 14.0 ghz 1.5 1.6 1.6 1.9 1.9 2.0 2.1 2.4 db db db db isolation dc - 3.0 ghz dc - 6.0 ghz dc - 12.0 ghz dc - 14.0 ghz 49 41 39 33 53 46 44 38 db db db db return loss on state dc - 6.0 ghz dc - 14.0 ghz 10 8 13 13 db db return loss rf1, rf2 off state dc - 6.0 ghz dc - 14.0 ghz 7 6 10 9 db db input power for 1 db compression 0.5 - 14.0 ghz 19 23 dbm input third order intercept (two-tone input power= +7 dbm each tone) 0.5 - 14.0 ghz 38 43 dbm switching characteristics trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) dc - 14 ghz 3 6 ns ns
switches - smt 10 10 - 227 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com input third order intercept point return loss 0.1 and 1 db input compression point insertion loss isolation -5 -4 -3 -2 -1 0 0 5 10 15 20 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -70 -60 -50 -40 -30 -20 -10 0 0 5 10 15 20 rf1 rf2 isolation (db) frequency (ghz) -25 -20 -15 -10 -5 0 0 5 10 15 20 rfc rf1,rf2 on rf1,rf2 off return loss (db) frequency (ghz) 10 15 20 25 30 0246810121416 1 db compression point 0.1 db compression point input p1db (dbm) frequency (ghz) 30 35 40 45 50 0246810121416 +25c -40c +85c input ip3 (dbm) frequency (ghz) HMC347LP3 / 347lp3e gaas mmic spdt non-reflective switch, dc - 14 ghz v06.0805
switches - smt 10 10 - 228 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com truth table control voltages control input signal path state a b rfc to rf1 rfc to rf2 high low on off low high off on state bias condition low 0 to -0.5v @ 10 ua max. high -5v @ 10 ua typ. to -7v @ 40 ua typ. ( 0.5 vdc) absolute maximum ratings rf input power (vctl = -5v) +27 dbm control voltage range (a & b) +0.5v to -7.5 vdc hot switch power level (vctl = -5 v) +23 dbm channel temperature 150 c continuous pdiss (t=85 c) (derate 2mw/ c above 85 c) 0.12 w thermal resistance (insertion loss path) 440 c/w thermal resistance (terminated path) 540 c/w storage temperature -65 to +150 c operating temperature -55 to +85 c esd sensitivity (hbm) class 1a electrostatic sensitive device observe handling precautions HMC347LP3 / 347lp3e gaas mmic spdt non-reflective switch, dc - 14 ghz v06.0805
switches - smt 10 10 - 229 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com outline drawing HMC347LP3 / 347lp3e gaas mmic spdt non-reflective switch, dc - 14 ghz v06.0805 notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters] 3. lead spacing tolerance is non-cumulative. 4. pad burr length shall be 0.15mm maximum. pad burr height shall be 0.05mm maximum. 5. package warp shall not exceed 0.05mm. 6. all ground leads and ground paddle must be soldered to pcb rf ground. 7. refer to hittite application note for suggested land pattern. part number package body material lead finish msl rating package marking [3] HMC347LP3 low stress injection molded plastic sn/pb solder msl1 [1] 347 xxxx HMC347LP3e rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 347 xxxx [1] max peak re ow temperature of 235 c [2] max peak re ow temperature of 260 c [3] 4-digit lot number xxxx package information
switches - smt 10 10 - 230 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com HMC347LP3 / 347lp3e gaas mmic spdt non-reflective switch, dc - 14 ghz v06.0805 pin descriptions suggested driver circuit pin number function description interface schematic 1, 5, 9, 12, 16 n/c this pin should be connected to pcb rf ground to maximize isolation 2, 4, 6, 8, 13, 15 gnd package bottom has exposed metal paddle that must also be connected to pcb rf ground. 3, 7, 14 rfc, rf1, rf2 this pin is dc coupled and matched to 50 ohm. blocking capacitors are required if rf line potential is not equal to 0v. 10 ctlb see truth table and control voltage table. 11 ctla see truth table and control voltage table.
switches - smt 10 10 - 231 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com evaluation pcb the circuit board used in the nal 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 and package bottom should be connected directly to the ground plane similar to that shown above. the evaluation circuit board shown above is available from hittite microwave corporation upon request. list of materials for evaluation pcb 105711 [1] item description j1 - j3 pcb mount sri sma connector j4 - j6 dc pin r1 - r2 100 ohm resistor, 0603 pkg. u1 HMC347LP3 / HMC347LP3e spdt switch pcb [2] 107521 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 HMC347LP3 / 347lp3e gaas mmic spdt non-reflective switch, dc - 14 ghz v06.0805
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