hi - g italia s. r.l. ss. appia km. 56.420 cisterna di latina - italy tel: + 39 06 9699666 fax: + 39 069698688 rev. 09 / 200 7 9 100 grid terminal relay dpdt ? basic ? suppression ? suppression/steering series i mga product description a series of ultra miniature hermetically sealed relays with .100 inch grid spaced terminations. thes e relays are similar to ma series to - 5 r elays construction. the following construction features ensure the highest reliability in extreme environments: - all welded relay construction - cleaning and sealing techniques ensures maximum internal cleanliness - low level to 1 ampere switching - 2 form c, dpd t contacts, special metal alloy with gold plating - frame design and force / mass ratio provides exceptional shock and vibration immunity low intercontact capacitance and contact circuit losses, provides also a reliable switching function s in demanding rf ap plications, combined with small size and low coil power dissipation (see figure 1). series types (note 1) - imga* basic relay, 2 form c, dpdt - imga*d basic relay combined with an internal diode for coil transient suppression - imga*dd basic relay incorpor ates two internal diodes for coil transient suppression and polarity reversal protection environmental and physical specifications temperature (ambient) - 65c to + 125c shock 75 g, 6 ms. vibration (sinusoidal) 30 g, 10 to 3000 hz vibration (random) 0,4 g2 / hz, 50 to 2000 hz acceleration 50 g sealing all welded, hermetic weight 0,09 oz. (2,55 grams) max. electrical characteristics (over the temperature range. unless otherwise noted) coil data see typical characteristics chart contact rating ty pe load contact load cycles min. (note: all ratings with grounded case) low level resistive resistive overload inductive lamp 10 to 50 ? a / 10 to 50 mv 1 a / 28 vdc 250 ma / 115vac, 60 and 400 hz (case not grounded) 100 ma / 115 vac, 60 an d 400 hz 2 a / 28 vdc 200 ma / 28 vdc (320 mh) 100 ma / 28 vdc 1.000.000 100.000 100.000 100.000 100 100.000 100.000 contact resistance 0,1 ? max. initial, 0,2 ? max. after life operate time 2,0 ms. max. release time 1,5 ms. max. series: imga* 4,0 ms. m ax. series: imga*d, imga*dd contact bounce 1,5 ms. max. contact stabilisation time 2,5 ms. max. dielectric strength 500 vrms min., 60 hz, all points at sea level 125 vrms min., 60 hz, all points at 70.000 ft. insulation resistance 10.000 m ? min. all po ints at 500 vdc intercontact capacitance 0,4 pf typical sensitivity 130 mw at pick - up, 500 mw at nominal rated coil voltage, at 25 c diode p.i.v. 100 vdc min. series: imga*d, imga*dd negative coil transient 1,0 vdc max. series: imga*d, imga*dd fig ure 1 - radio frequency curves note: radio frequency curves are typical characteristics based on factory knowledge. tests to ensure compliance on rf performance, are not performed. mil - prf - 39016/17, 18 & 19 0,01 0,05 0,01 0,5 1,0 2,0 freq uency (ghz) vswr a ? insertion loss b ? return loss (vswr) c ? isolation across contacts a b c 0,2 db 0,4 0,6 0,8 10 20 30 40 50 1,0 0 1,1 1,2 1,9
hi - g italia s. r.l. ss. appia km. 56.420 cisterna di latina - italy tel: + 39 06 9699666 fax: + 39 069698688 rev. 09 / 200 7 10 100 grid terminal relay dpdt ? basic ? suppression ? supp ression/steering series i mga typical characteristics (over the temperature range. unless otherwise noted) coil voltage vdc coil resistance ? coil current ma, at 25c pick - up voltage vdc drop - out voltage vdc coil voltage code series types rated max. a t 25c ? 10% min. max. max. max. min. imga*, imga*d 50 - - 3,5 2,3 0,14 5 imga*dd 5,0 5,8 39 93,2 128,2 4,0 2,8 0,6 imga*, imga*d 98 - - 4,5 3,2 0,18 6 imga*dd 6,0 8,0 78 58,3 78,3 5,0 3,4 0,7 imga*, imga*d - - 6,8 4,9 0,35 9 imga *dd 9,0 12,0 220 33,0 42,9 7,8 5,3 0,8 imga*, imga*d - - 9,0 0,41 12 imga*dd 12,0 16,0 390 25,6 32,8 10,0 6,5 0,9 imga*, imga*d - - 13,5 0,59 18 imga*dd 18,0 24,0 880 17,5 22,1 14,5 10,0 1,1 imga*, imga*d - - 18,0 0,89 26 imga*dd 26,5 32,0 1560 14,8 18,5 19,0 13,0 1,4 outline dimensions terminal locations note: - dimensions are shown in inches (millimetres) - terminal variants: - ( c ) wire terminal = .500 (12,7) min. - ( p ) pin terminal = .187 .010 (4,75 0,25) note: - viewed from terminals - ground pin is optional - dimensions are shown in inches (millimetres) schematic diagrams note: schematics are viewed from terminals, numbers are for references only m ounting pad relays can be supplied with a mounting pad epoxied to the relay header, to prevent the possible shorting of printed circuit board land lines and to facilitate circuit board cleaning. to order relay with pad add. ? w ? to part number. example: i mg acd - 26w note: dimensions are in inches (millimetres) note: how to order , (part numbering system) i mga c d g - 26 a w 1 ? * ? indicates terminal variants: c, p or w series sp ac er pad (optional ) 2 failure rate (reliability l evel) c - wire terminal p - pin terminal reliability levels a or b (note 2) - basic d - diode suppression coil voltage code military suffix hi - g italia suffix fr % / 10.000 cycles dd - suppression/steering l a 3,0 ground pin (optional) m b 1,0 b1 b3 a2 a1 a3 b2 x2 x1 b1 b3 basic + x1 a3 b3 a2 a1 b2 - x2 b1 suppression + x1 a3 b3 a2 a1 b2 - x2 b1 suppression/steering .100 (2,54) .010 (0,25) typical .031 (0,79) .003 (0,08) .035 (0,89) .010 (0,25) ground pin .014 (0,36) .003 (0,08) .140 (3,55) min. .175 (4,44) max. ? .047 (1,19) .005 (0,13) .280 (7,11) max. .335 ( 8,51) sq. max . .375 ( 9,53) sq. max . see note ? .017 (0,43) + .002 (0,05) - .001 (0,03)
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