? 2007 teledyne relays (800) 284-7007 ? www.teledynerelays.com grf300/grf303 page grf300grf303\072007\q internal construction series grf300 grf303 surface mount, high repeatability, signal integrity to 10gb p s broadband to-5 relays dpdt description the ultraminiature grf300 and grf303 relays are designed to provide a practical surface-mount solution with improved rf signal repeatability over the frequency range. grf300 and grf303 relays feature a unique ground shield that isolates and shields each lead to ensure excellent contact- to-contact and pole-to-pole isolation. the grf300/grf303 version with the improved ground connections can push the performance up into the 10gbps data rates for digital signal integrity applications. this ground shield provides a ground interface that results in improved high- frequency performance as well as parametric repeatability. the grf300 and grf303 extend performance advantages over similar rf devices that simply offer formed leads for surface mounting. these relays are engineered for use in rf attenuator, rf switch matrices, ate and other applications that require dependable high frequency signal fidelity and performance. the grf300 and grf303 feature: ? h igh repeatability ? broader bandwidth ? metal enclosure for emi shielding ? high isolation between control and signal paths ? high resistance to esd the following unique construction features and manufacturing techniques provide excellent robustness to environmental extremes and overall high reliability: ? u niframe motor design provides high magnetic efficiency and mechanical rigidity ? m inimum mass components and welded construction provide maximum resistance to shock and vibration ? ad vanced cleaning techniques provide maximum assurance of internal cleanliness ? g old-plated precious metal alloy contacts ensure reliable switching ? h ermetically sealed series designation relay type grf300 repeatable, signal integrity, rf to-5 relay grf303 sensitive, repeatable, signal integrity, rf to-5 relay environmental and physical specifications temperature (ambient) storage C 6 5c to + 25c operating C55c to +85c vibration ( g eneral note ) 0 gs to 500 hz shock ( g eneral note ) 30 gs, 6ms half sine enclosure hermetically sealed weight grf300 0.09 oz. (2.55g) max. grf303 0 . 6 oz. (4.5g) max. upper stationary contact moving contact lower stationary contact ground shield uniframe armature
grf300/grf303 page 2 s pecifications are sub j ect to change w ithout notice ? 2007 teledyne relays grf300grf303\072007\q series grf300 and grf303 typical signal integrity characteristics i. rt off = 31.1 ps. ii. ft off = 32 ps. iii. v off = 511.95 mvpp. i. rt on = 30.2 ps. ii. ft on = 30.7 ps. iii. v on = 512.54 mv 0 -10 -20 -30 -40 -50 -60 -70 -80 0 1.5 3 4.5 6 7.5 9 10.5 12 frequency (ghz) insertion loss s21 (db) grf303 insertion loss 13.5 15 16.5 18 19.5 21 22.5 24 25.5 notes: ? data measured on grf303 mounted on rf pcb ? pcb made of rogers 6002, 0.076? trace width ? connectors used on pcb are from pasternack pe4004 ? data includes the effect of pcb and connectors ? test temperature: ambient room ? test date: 06/22/07 nc contact no contact m easurements n otes measurements were made using the agilent ag86 00 digital communication analyzer with 2ghz- pattern generator and 0ghz-clock source. the relay was mounted on an evaluation board. two rf 3-foot long cables were used for measurements. pattern generator settings ? 2 3 C prbs signal ? 0gbps data rate ? data amplitude of 500mvpp oscilloscope settings ? m e asurement threshold set to 20%C80% nrz eye/mask mode measurements: rise time, fall time, eye ramp and bit rate note: for insertion loss measurements in lower bandwidth (<6ghz) see chart on the next page.
? 2007 teledyne relays (800) 284-7007 ? www.teledynerelays.com grf300/grf303 page 3 grf300grf303\072007\q series grf300 and grf303 typical rf characteristics (see rf notes) rf notes . test conditions: a. fixture: .03 " copper clad, reinforced ptfe, rt/duroid ? 6002 with sma connectors. (rt/duroid ? is a registered trademark of rogers corporation.) b. rf ground shield is soldered to pcb rf ground plane. c. room ambient temperature. d. terminals not tested were terminated with 50-ohm load. e. contact signal level: C 0 dbm. f. no . of test samples: 2. 2. data presented herein represents typical characteristics and is not intended for use as specification limits. 3. data is per pole, except for pole-to-pole data. 4. data is the average from readings taken on all open contacts. 5. data is the average from readings taken on poles with coil energized and de-energized. 6. data is the average from readings taken on all closed contacts. 7. test fixture effect de-embedded from frequency and time response data. isolation across contacts (rf note 4) -60 -50 -40 -30 -20 -10 0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 frequency (mhz) isolation (db) isolation pole to pole (rf note 5) -60 -70 -50 -40 -30 -20 -10 0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 frequency (mhz) isolation (db) grf300 time response (rf note 6) -0.1 0.1 0.3 0.5 0.7 0.9 1.1 -100 0 100 200 300 400 500 600 700 800 900 time (ps) volt 10% 90% 37ps reference 51.3ps pulse rise time 62.3ps propagation delay time insertion loss (rf note 6) -1 -0.8 -0.6 -0.4 -0.2 0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 frequency (mhz) insertion loss (db) vswr (rf note 6) 1.0 1.2 1.4 1.6 1.8 2.0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 frequency (mhz) vswr
grf300/grf303 page 4 s pecifications are sub j ect to change w ithout notice ? 2007 teledyne relays grf300grf303\072007\q rf insertion loss repeatability notes . test conditions: a. fixture: .03 " copper clad, reinforced ptfe, rt/duroid ? 6002 with sma connectors. (r t/duroid ? is a registered trademark of rogers corporation.) b. test performed at room ambient temperature. c. contact signal level: 20dbm. 2. data presented herein represents typical characteristics and is not intended for use as specification limits. 3. insertion loss repeatability measured over frequency range from 50mhz to 4ghz. series grf300 and grf303 typical rf insertion loss repeatability characteristics (see rf insertion loss repeatability notes) repeatability characteristics grf300 relays repeatability characteristics grf303 relays 0% 20% 40% 60% 80% 100% 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 repeatability (db) normally open 0% 20% 40% 60% 80% 100% 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 repeatability (db) normally closed % total number of recorded test cycles % total number of recorded test cycles % total number of recorded test cycles % total number of recorded test cycles 0% 20% 40% 60% 80% 100% 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 repeatability (db) normally open 0% 20% 40% 60% 80% 100% 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 repeatability (db) normally closed
? 2007 teledyne relays (800) 284-7007 ? www.teledynerelays.com grf300/grf303 page 5 grf300grf303\072007\q contact arrangement 2 form c (dpdt) rated duty continuous contact resistance 0. 5 ma x . contact load rating resi s tive: amp/28vdc low level: 0 to 50 a @ 0 to 50mv con tact life ratings 0,00 0 ,000 cycles (typical) at low level coil operating power GRF300-5 500 m w t y pical @ nominal rated voltage grf300-12 370 m w t y pical @ nominal rated voltage grf303-5 250 m w t y pical @ nominal rated voltage grf303-12 69 m w ty p ical @ nominal rated voltage operate time grf300 4.0 msec max. grf303 6.0 msec max. release time grf300 3.0 msec max. grf303 3.0 msec max. intercontact capacitance 0.4 pf typical insulation resistance , 000 m m in. between mutually isolated terminals dielectric strength 350 vrms/60hz @ atmospheric pressure series grf300 and grf303 general electrical specifications (@25c unless otherwise noted) (notes 2 & 3) detailed electrical specifications (@25c) base part numbers GRF300-5 grf303-5 grf300-12 grf303-12 coil voltage, nominal (vdc) 5.0 2.0 coi l resistance (ohms 20%) grf300 50 390 grf303 00 850 p i ck-up voltage (vdc, max.) 3.6 9.0 .375 max .425 max (10.6) (grf303) .315 max (8) (grf300) (9.52) .335 max (8.51) .035 ref (.89) 36 3 typ .031 (.79) ref .035 (.89) ref .200 .010 (5.98 0.25) dia. see note 3 u.s. patent pending 8 8 leads (0.43) +0.05 -0.03 .017 +.002 -.001 dia. .033 (0.84) ref length schematic - terminal view pin numbers are for reference only; not marked on relay 2 3 4 1 8 7 6 9 notes: 1. dimensions are in inches. metric equivalents in millimeters are shown in ( ). 2. unless otherwise specified, tolerances on dimensions are .010 inch (0.025 mm). 3. for optimal rf performance, solder bottom of ground shield to pcb rf ground plane. outline dimensions general notes . relays will exhibit no contact chatter in excess of 0 sec or transfer in excess of sec. 2. unless otherwise specified, parameters are initial values. 3. relays may be subjected to 260c, peak solder reflow temperature, min ute, 3 passes. 4. butt-lead ends are coplanar within .003" (0.08mm). 5. application notes availab le for pcb layout and mounting information.
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