1/2 www.rohm.com c 2009 rohm co., ltd. all rights reserved. 2009.06 - rev.e each lead has same dimensions each lead has same dimensions dtb123yu 0.2 0.15 0.1min. 0.9 0.7 1.25 2.1 0.3 ( 3 ) 0.65 ( 2 ) 2.0 1.3 ( 1 ) 0.65 (1) gnd (2) in (3) out (1) gnd (2) in (3) out rohm : smt3 eiaj : sc-59 rohm : umt3 eiaj : sc-70 abbreviated symbol : f52 abbreviated symbol : f52 DTB123YK ( 2 ) ( 1 ) 2.8 1.6 0.4 ( 3 ) 2.9 1.9 0.95 0.95 0.8 0.15 0.3min. 1.1 r 1 r 2 in gnd( + ) out in r 1 =2.2k , r 2 =10k gnd( + ) out limits parameter symbol v cc ? 50 ? 12 to + 5 ? 500 200 150 ? 55 to + 150 dtb123yu DTB123YK v v in v ma mw i c p d tj tstg unit c c supply voltage input voltage output current power dissipation junction temperature storage temperature 500ma / 50v digital transistors (with built-in resistor) dtb123yu / DTB123YK ? applications ? dimensions (unit : mm) inverter, interface, driver ? features 1) built-in bias resistors ena ble the configuration of an inverter circuit without connecting external input resistors (see equivalent circuit). 2) the bias resistors consist of thin-film resistors with complete isolation to allow positive biasing of the input. they also have the advantage of almost completely eliminating parasitic effects. 3) only the on / off conditions need to be set for operation, making the device design easy. ? structure pnp epitaxial planar silicon transistor (resistor built-in type) ? packaging specifications smt3 DTB123YK dtb123yu part no. t146 3000 umt3 t106 3000 ? ? package packaging type taping taping code basic ordering unit (pieces) ? absolute maximum ratings (ta=25 ? c) ? inner circuit
2/2 www.rohm.com c 2009 rohm co., ltd. all rights reserved. 2009.06 - rev.e data sheet dtb123yu / DTB123YK ? electrical characteristics (ta=25 ? c) parameter symbol v i(off) v i(on) v o(on) i i i o(off) r 1 g i r 2 /r 1 f t min. ? ? 2 ? ? ? 1.54 56 3.6 ? ? ? ? 0.1 ? ? 2.2 ? 4.5 200 ? 0.3 ? ? 0.3 ? 3.0 ? 0.5 2.86 ? 5.5 ? v v cc = ? 5v, i o = ? 100 a v o = ? 0.3v, i o = ? 20ma i o /i i = ? 50ma/ ? 2.5ma v i = ? 5v v cc = ? 50v, v i = 0v v o = ? 5v, i o = ? 50ma v ce = ? 10v, i e = 50ma, f = 100mhz v ma a k ? ? ? ? mhz typ. max. unit conditions ? input voltage output voltage input current output current input resistance dc current gain resistance ratio transition frequency characteristics of built-in transistor ? ? electrical characteristic curves input voltage : v i (on) (v) -100m -200m -500m -1 -2 -5 -10 -20 -50 -100 v o = ? 0.3v -1m -0.5m -2m -5m -10m -20m -50m -100m -200m -500m ta= ? 40 25 100 output current : i o (a) fig.1 input voltage vs. output current (on characteristics) c c c output current : io (a) 0 -3.0 -10m -1 -2m -5m -1m -200 -500 -100 -20 -50 -10 -2 -5 -0.5 -1.0 -1.5 -2.0 -2.5 v cc = ? 5v ta=100 c 25 c ? 40 c input voltage : v i (off) (v) fig.2 output current vs. input voltage (off characteristics) dc current gain : g i 1 2 5 10 20 50 100 200 500 1k v o = ? 5v -1m -0.5m -2m -5m -10m -20m -50m -100m -200m -500m ta=100 c 25 c ? 40 c output current : i o (a) fig.3 dc current gain vs. output current output voltage : v o (on) (v) -1m -2m -5m -10m -20m -50m -100m -200m -500m -1 l o /l i =20 -1m -0.5m -2m -5m -10m -20m -50m -100m -200m -500m ta=100 c 25 c ? 40 c output current : i o (a) fig.4 output voltage vs. output current
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