document number: 31512 for technical questions, contact: ff2aresistors @vishay.com www.vishay.com revision: 28-jul-06 1 thick film resistor networks, dual-in-line, molded dip mdp 45, 46 vishay dale features ? ttl/ecl translater and scsi-bus signal terminator schematics available ? 0.190" (4.83 mm) maximum seated height ? rugged, molded case construction ? low temperature coefficient (- 55 c to + 125 c), mdp 1645: 100 ppm/c, mdp 1646: 250 ppm/c ? compatible with automa tic insertion equipment ? thick film resistive elements ? reduces pc board space and reduces total assembly costs ? available in tube pack ? compliant to rohs directive 2002/95 ec * pb containing terminations are not rohs compliant, exemptions may apply standard electrical specifications global model/ pin no. power rating tolerance % temperature coefficient (- 55 c to + 125 c) ppm/c tcr tracking ppm/c weight g element p 70 c w pac k ag e p 70 c w mdp1645 0.125 2.0 2 100 ty p i c a l 150 1.5 mdp1646 0.125 2.0 5 250 ty p i c a l 150 1.5 standard electrical specifications ttl to ecl translator the mdp1645 network consists of 18 resistors of 3 different values, internally divided into six (6) identic al three (3) resistor sections for ttl to ecl translation. scsi-bus signal terminator the mdp1646 network consists of 21 resistors of 2 different values, internally divided into seven (7) identic al three (3) resistor sections for scsi-bus terminator applications. 1 16 v ee 270 180 820 v cc v cc outputs to ecl ttl inputs mdp1645 schematic r 1 r 2 r 1 8 9 16 1 330 150 330 mdp1646 schematic new global part numberin g : mdp1646d04 (preferred part numberin g format) md p 16 4 6 d 0 4 global model pi n cou n t schematic packagi n g special mdp 16 45 = ttl/ecl translator 46 = signal terminator e04 = lead (p b )-free, t ub e d04 = tin/lead,t ub e blank = standard (dash nu m b er) (up to 3 digits) from 1to 999 as applica b le historical part number: mdp1646 (will continue to be accepted) global part number information mdp 16 46 d04 historical model pi n cou n t schematic packagi n g
mdp 45, 46 vishay dale thick film resistor networ ks, dual-in-line, molded dip www.vishay.com for technical questions, contact: ff2aresistors@vishay.com document number: 31512 2 revision: 28-jul-06 dimensions in inches (millimeters) 0.850 0.010 (21.59 0.254) pin #1 identification pin #1 0.075 0.015 (1.91 0.381) 0.100 0.010 (2.54 0.254) non-accumulative tol. 7 spaces 0.018 0.003 (0.457 0.076) 0.700 0.010 (17.78 0.254) 0.050 0.005 (1.27 0.127) 0.030 (0.762) typ. 0.120 0.005 (3.05 0.127) 0.130 + 0.015 - 0.010 (3.30 + 0.381 - 0.254) 0.290 (7.37) min. 0.320 (8.13) nom. 0.360 (9.14) max. 0.010 + 0.005 - 0.002 (0.254 + 0.127 - 0.051) 0.250 0.005 (6.35 0.127) 0.310 0.010 (7.87 0.254) - 50 + 25 + 70 + 125 + 150 2.00 1.00 0.125 mdp1645 packa g e and mdp1646 packa g e sin g le resistor deratin g ambient temperature c power ratin g (w) technical specifications parameter unit mdp series maximum operating voltage v dc 100 voltage coefficient of resistance (typical) v eff < 50 ppm/c operating temperature range c - 55 to + 125 storage temperature range c - 55 to + 150 mechanical specifications marking resistance to solvents permanency testing per mil-std-202, method 215 solderability per mil-std-202, method 208e terminals copper alloy, solder plated body molded epoxy weight 1.5 g performance test conditions max. r (typical test lots) thermal shock 5 cycles between - 65 c and + 125 c 0.50 % r short time overload 2.5 x rated working voltage 5 s 0.25 % r low temperature operation 45 min at full rated working voltage at - 65 c 0.25 % r moisture resistance 240 h with humidity ranging from 80 % rh to 98 % rh 0.50 % r resistance to soldering heat leads immersed in + 260 c solder to within 1/16" of body for 10 s 0.25 % r shock total of 18 shocks at 100 g 's 0.25 % r vibration 12 h at maximum of 20 g 's between 10 hz and 2000 hz 0.2 5% r load life 1000 h at + 70 c, rated power applied 1.5 h ?on?, 0.5 h ?off? for full 1000 h period. derated according to the curve. 0.50 % r terminal strength 4 1/2 pound pull for 30 s 0.25 % r insulation resistance 10 000 m (minimum) - dielectric withstanding voltage no evidence of arcing or damage (200 v rms for 1 min) -
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