dionics, inc. phone: (516) 997 - 7474 65 rushmore street fax: (516) 997 - 7479 westbury, ny 11590 website: www.dionics - usa.com level - shifted gas discharge display digit d rivers di - 507b di - 512b general description: the dionics di - 507b and di - 512b series circuits are designed for interfacing between mos or ttl circuitry and gas discharge display panels. each section of these devices is made up of a switched constant cur rent level shifter - capable of high voltage operation and a pnp - npn driver transistor pair. the constant current operation of the level shifter stage results in low power dissipation. input circuitry is suitable for open drain pmos, cmos, open - collector or standard ttl. features: 125v level shift capability mos and ttl compatibility 6 - and 8 - line versions low power dissipation reliable dielectric isolation process pin for pin replacement for sprague udn - 6164a, udn - 6184a functional replacement for signetic s 585 series package layout: di - 507b di - 512b 0.185 0.070 0.250 0.025 dionics inc di-507b 0.800 0.020 5 in 4 in 3 1 15 in 2 gnd 16 v + 14 nc 13 out 12 out 11 out 10 out 9 in out 8 nc 7 out in 6 in 0.250 0.900 0.185 0.025 0.020 0.070 dionics inc DI-512B 17 8 1 out 2 4 v + 9 out gnd 14 in in in in in out 11 out 6 out in out 16 in out 15 12 in 13 3 5 18 7 10 out 01/2002 circuit schematic (each section) v+ output input
absolute maximum rating (ta = 25 0 c) characteristic symbol notes limits units supply voltage v + measured with respect to gnd 125 v input v oltage v in measured with respect to gnd 35 v output voltage v out measured with respect to v + terminal 90 v output current i out 40 ma power dissipation di - 512b p d derate at 8 mw/ 0 c above 25 0 c ambient 800 mw di - 507b p d derate at 6 mw/ 0 c above 25 0 c ambient 600 mw storage temperature t s - 55 to +125 0 c operating temperature t o 0 to +70 0 c electrical characteristics (ta = 25 0 c) parameter symbol notes conditions typ. max. units output saturation voltage v out (sat) v + = 100v; measured with respect to v+ terminal i o = 25ma; v i = 2.4v 3 10 v output leakage current i out (off) v + = 180v v o = 90v; v i = 0.4v 0.1 10 a input current i in (on) v i = 2.4v 340 400 a supply current i+ one input at 2.4v, others at 0.4v v+ = 100v; v i = 2.4 v; i o = 0 0.5 1.5 ma + 100v - gnd v in simplified test circuit + - 80 v + v + r load 4 k
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