NJG1543HB3 - 1 - spdt switch gaas mmic q general description q package outline the NJG1543HB3 is a gaas spdt switch mmic which features low loss, high isolation and low control current and ideally suitable for switching the rf receiving circuit of cellular phone. this switch is operated in the wide frequency range from 100mhz to 3ghz at low voltage from 2.5v. q features o low voltage operation +2.7v typ. o low insertion loss 0.6db typ. @f=2.5ghz, p in =22dbm o high isolation 23db typ. @f=2.5ghz, p in =22dbm o low current consumption 30ua typ. @2.5ghz, p in =22dbm o low control current 9ua typ. @2.5ghz o package usb8-b3 (package size: 1.5x1.5x0..75mm) q pin configuration q truth table vctl h l pc-p1 on off pc-p2 off on control voltage: ?h?=v ctl (h), ?l?=v ctl (l) NJG1543HB3 pin connection 1.p1 2.gnd 3.p2 4.gnd 5.vctl 6.pc 7.vdd 8.gnd top view 1 2 3 7 6 5 4 8
NJG1543HB3 - 2 - q absolute maximum ratings (t a =25c, z s =z l =50 ? ) parameter symbol conditions ratings units input power p in v dd =2.7v, v ctl =0v/2.7v 32 dbm supply voltage v dd vdd terminal 7.5 v control voltage v ctl vctl terminal 7.5 v power dissipation p d at on pcb board 135 mw operating temp. t opr -40~+85 c storage temp. t stg -55~+125 c q electrical characteristics (general conditions: v dd =2.7v, v ctl (l) =0v, v ctl (h) =2.7v, z s =z l =50 ? , t a =25c) parameters symbol conditions min typ max units supply voltage v dd 2.5 2.7 6.5 v operating current i dd f=2.5ghz, p in =22dbm - 30 50 ua control voltage (low) v ctl (l) 0.0 - 0.8 v control voltage (high) v ctl (h) 2.0 - v dd v control current i ctl f=2.5ghz, p in =22dbm - 9 18 ua insertion loss loss f=2.5ghz, p in =22dbm - 0.6 0.8 db isolation isl f=2.5ghz, p in =22dbm 21 23 - db pout at 0.2db compression point p -0.2db f=2.5ghz 23 27 - dbm vswr vswr f=0.1~2.5ghz, on state - 1.1 1.3 switching time t sw f=0.1~2.5ghz - 1 - us q electrical characteristics (general conditions: v dd =2.7v, v ctl (l) =0v, v ctl (h) =2.7v, z s =z l =50 ? , t a =-40~+75c) parameters symbol conditions min typ max units supply voltage v dd 2.5 2.7 6.5 v operating current i dd f=2.5ghz, p in =22dbm - 30 70 ua control voltage (low) v ctl (l) 0.0 - 0.8 v control voltage (high) v ctl (h) 2.0 - v dd v control current i ctl f=2.5ghz, p in =22dbm - - 25 ua insertion loss loss f=2.5ghz, p in =22dbm - - 1.5 db isolation isl f=2.5ghz, p in =22dbm 18 - - db pout at 0.2db compression point p -0.2db f=2.5ghz 17 - - dbm vswr vswr f=0.1~2.5ghz, on state - - 1.3 switching time t sw f=0.1~2.5ghz - - 3 us
NJG1543HB3 - 3 - q terminal information pin symbol description 1 p1 rf port. this port is connected with pc port by controlling 5 pin (vctl) to 2.0v~v dd . an external capacitor is required to block the dc bias voltage of internal circuit. 2 gnd ground terminal. please connect this terminal with ground plane as close as possible for excellent rf performance. 3 p2 rf port. this port is connected with pc port by controlling 5 pin (vctl) to 0v~+0.8v. an external capacitor is required to block the dc bias voltage of internal circuit. 4 gnd ground terminal. please connect this terminal with ground plane as close as possible for excellent rf performance. 5 vctl control port. this terminal is set to high-level by 2v~v dd , and low-level by +0.8~0v. 6 pc common rf port. in order to block the dc bias voltage of internal circuit, an external capacitor is required. 7 vdd positive voltage supply terminal. the positive voltage (+2.5~+6.5v) have to be supplied. the bypass capacitor should be connected with gnd as close as possible for excellent rf performance. 8 gnd ground terminal. please connect this terminal with ground plane as close as possible for excellent rf performance.
NJG1543HB3 - 4 - q electrical characteristics (f=0.1~3.0ghz, with application circuit, losses of external circuit are excluded) -2.0 -1.5 -1.0 -0.5 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 (pc-p1 on, vdd=2.7v, pin=-10dbm) insertion loss (db) frequency (ghz) pc-p1 insertion loss vs. frequency -2.0 -1.5 -1.0 -0.5 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 (pc-p2 on, vdd=2.7v, pin=-10dbm) insertion loss (db) frequency (ghz) pc-p2 insertion loss vs. frequency -50 -40 -30 -20 -10 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 (pc-p2 on, vdd=2.7v, pin=-10dbm) isolation (db) frequency (ghz) pc-p1 isolation vs. frequency -50 -40 -30 -20 -10 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 (pc-p1 on, vdd=2.7v, pin=-10dbm) isolation (db) frequency (ghz) pc-p2 isolation vs. frequency 1.0 1.2 1.4 1.6 1.8 2.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 (pc-p1 on, pc port, vdd=2.7v, pin=-10dbm) vswr frequency (ghz) pc-p1 vswr vs. frequency 1.0 1.2 1.4 1.6 1.8 2.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 (pc-p2 on, pc port, vdd=2.7v, pin=-10dbm) vswr frequency (ghz) pc-p2 vswr vs. frequency
NJG1543HB3 - 5 - q electrical characteristics (f=0.1~3.0ghz, with application circuit, losses of external circuit are excluded) 125ns ( pc-p1 off , vdd=2.7v ) -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 14 16 18 20 22 24 26 28 (pc-p1 on, fin=2.5ghz) vdd=2.5v vdd=2.7v vdd=3.0v vdd=4.0v vdd=5.0v vdd=6.5v insertion loss (db) input power (dbm) insertion loss vs. input power 10 15 20 25 30 20 30 40 50 60 14 16 18 20 22 24 26 28 (pc-p1 on, vdd=2.7v, fin=2.5ghz) output power (dbm) idd (ua) input power (dbm) output power, idd vs. input power -3.0 -2.5 -2.0 -1.5 -1.0 -0.5 0.0 14 16 18 20 22 24 26 28 (pc-p1 on, vdd=2.7v, fin=2.5ghz) insertion loss (db) input power (dbm) insertion loss vs. input power 10 15 20 25 30 0 50 100 150 200 14 16 18 20 22 24 26 28 (pc-p1 on, fin=2.5ghz) vdd=2.5v vdd=2.7v vdd=3.0v vdd=4.0v vdd=5.0v vdd=6.5v output power (dbm) idd (ua) input power (dbm) output power, idd vs. input power 1us ( pc-p1 on , vdd=2.7v )
NJG1543HB3 - 6 - q electrical characteristics (f=0.1~3.0ghz, with application circuit, losses of external circuit are excluded) 20 40 60 80 100 -50 0 50 100 (pc-p1 on, fin=2.5ghz) vdd=2.5v vdd=2.7v vdd=3.0v vdd=4.0v vdd=5.0v vdd=6.5v idd (ua) ambient temperature ( o c) idd vs. ambient temperature 0 10 20 30 40 50 60 -50 0 50 100 (pc-p1 on, vdd=2.7v, fin=2.5ghz, pin=22dbm) vctl=2.5v vctl=2.7v vctl=3.0v vctl=4.0v vctl=5.0v vctl=6.5v ictl (ua) ambient temperature ( o c) ictl vs. ambient temperature -25 -20 -15 -10 -50 0 50 100 (pc-p2 on, fin=2.5ghz, pin=22dbm) vdd=2.5v vdd=2.7v vdd=3.0v vdd=4.0v vdd=5.0v vdd=6.5v isolation (db) ambient temperature ( o c) pc-p1 isolation vs. ambient temperature -1.5 -1.0 -0.5 0.0 -50 0 50 100 (pc-p1 on, fin=2.5ghz, pin=22dbm) vdd=2.5v vdd=2.7v vdd=3.0v vdd=4.0v vdd=5.0v vdd=6.5v insertion loss (db) ambient temperature ( o c) pc-p1 insertion loss vs. ambient temperature 20.0 22.5 25.0 27.5 30.0 -50 0 50 100 (pc-p1 on, vdd=2.7v, fin=2.5ghz) p-0.2db (dbm) ambient temperature ( o c) p-0.2db vs. ambient temperature
NJG1543HB3 - 7 - pc p1 p2 c1 c2 c3 c4 c5 vdd vctl q application circuit q recommended pcb design precautions [1] the dc blocking capacitor have to be placed at rf terminal of pc1, pc2, pc. [2] to reduce stripline influence on rf characterist ics, please locate bypass capacitors (c4, c5) close to each terminal. [3] to avoid degradation of isolation or high power characteristics, please layout ground pattern right under this ic. parts id constant comment c1~c3 56pf murata (grm36, 1005size) c4, c5 10pf murata (grm36, 1005size) circuit losses including losses of capacitors and connectors freq (ghz) loss (db) 0.8 0.11 1.0 0.12 1.5 0.16 1.8 0.19 2.0 0.21 2.5 0.27 vdd vctl pc p2 p1 c2 c1 c4 c5 c3 5 6 7 3 2 1 8 4 parts list pcb:fr-4, t=0.5mm capacitor: size 1005 strip line width=1.0mm pcb size: 19.4x14.0mm
NJG1543HB3 - 8 - q package outline (usb8-b3) 0.0380.01 1pin index 0.40.1 (top view) (side view) 1.50.05 0.20.05 0.20.05 0.30.1 0.20.1 0.20.1 0.50.1 0.50.1 1.50.05 r0.075 765 123 8 4 0.140.05 0.80.05 (bottom view) 0.30.05 cautions on using this product this product contains gallium-arsenide (gaas) which is a harmful material. ? do not eat or put into mouth. ? do not dispose in fire or break up this product. ? do not chemically make gas or powder with this product. ? to waste this p roduct, p lease obe y the relatin g law of y our countr y . this p roduct ma y be dama g ed with electric static dischar g e ( esd ) or s p ike volta g e. please handle [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. terminal treat :au pcb :fr5 molding material :epoxy resin unit :mm weight :12mg 0.75
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