dat ashee t www.rohm.com ? 2012 rohm co., ltd. all rights reserved. dtd123yk npn 500ma 50v digital transistors (bias resistor built-in transistors) l outline l features 1) built-in biasing resistors l inner circuit 2) built-in bias resistors enable the configuration of an inverter circuit without connecting external input resistors (see inner circuit). 3) the bias resistors consist of thin-film resistors with complete isolation to allow negative biasing of the input. they also have the advantage of completely eliminating parasitic effects. 4) only the on/off conditions need to be set for operation, making the circuit design easy. 5) complementary pnp types :dtb123yk 6) lead free/rohs compliant. l application switching circuit, inverter circuit, interface circuit, driver circuit l packaging specifications parameter value smt3 v cc 50v i c(max.) 500ma r 1 2.2k w r 2 10k w tape width (mm) basic ordering unit (pcs) marking dtd123yk smt3 2928 t146 180 8 3,000 f62 part no. package package size (mm) taping code reel size (mm) out in gnd dtd123yk sot-346 (sc- 59) 1/5 2012.07 - rev.d downloaded from: http:///
www.rohm.com ? 2012 rohm co., ltd. all rights reserved. data sheet dtd123yk l absolute maximum ratings (ta = 25c) supply voltage input voltage collector current power dissipation junction temperature range of storage temperature l electrical characteristics (ta = 25c) *1 characteristics of built-in transistor *2 each terminal mounted on a reference footprint v in - 5 to + 12 v i c *1 500 ma parameter symbol values unit v cc 50 v conditions min. typ. mw t j 150 c t stg - 55 to + 150 c p d *2 200 max. unit input voltage v i(off) v cc = 5v, i o = 100 m a - - v v i(on) v o = 0.3v, i o = 20ma 2.0 - - 0.3 parameter symbol v input current i i v i = 5v - - 3.6 ma output voltage v o(on) i o / i i = 50ma / 2.5ma - 0.1 0.3 m a dc current gain g i v o = 5v, i o = 50ma 56 - - - output current i o(off) v cc = 50v, v i = 0v - - 0.5 k w resistance ratio r 2 /r 1 - 3.6 4.5 5.5 - input resistance r 1 - 1.54 2.2 2.86 mhz transition frequency f t *1 v ce = 10v, i e = - 50ma, f = 100mhz - 200 - 2/5 2012.07 - rev.d downloaded from: http:///
www.rohm.com ? 2012 rohm co., ltd. all rights reserved. data sheet dtd123yk l electrical characteristic curves (ta = 25c) fig.1 input voltage vs. output current (on characteristics) input voltage : v i(on) [v] output current : i o [ma] fig.2 output current vs. input voltage (off characteristics) output current : i o [a] input voltage : v i(off) [v] fig.3 output current vs. output voltage output current : i o [ma] output voltage : v o [v] fig.4 dc current gain vs. output current dc current gain : g i output current : i o [ma] 0 100 200 300 400 500 0 5 10 0a 1.0ma 1.5ma 2.0ma 2.5ma i i = ta=25oc 3.0ma 3.5ma 4.0ma 4.5ma 5.0ma 0.5ma 3/5 2012.07 - rev.d downloaded from: http:///
www.rohm.com ? 2012 rohm co., ltd. all rights reserved. data sheet dtd123yk l electrical characteristic curves (ta = 25c) fig.5 output voltage vs. output current output voltage : v o(on) [v] output current : i o [ma] 4/5 2012.07 - rev.d downloaded from: http:///
www.rohm.com ? 2012 rohm co., ltd. all rights reserved. data sheet dtd123yk l dimensions (unit : mm) dimension in mm/inches smt3 patterm of terminal position areas e d e b x s a a c q a3 l1 lp a1 a s e h b2 l1 e e1 min max min max a 1.00 1.30 - 0.051 a1 0.00 0.10 0 0.004 a3 b 0.35 0.50 0.014 0.02 c 0.09 0.25 0.004 0.01 d 2.80 3.00 0.11 0.118 e 1.50 1.80 0.059 0.071 e h e 2.60 3.00 0.102 0.118 l1 0.30 0.60 0.012 0.024 lp 0.40 0.70 0.016 0.028 q 0.20 0.30 0.008 0.012 x - 0.10 - 0.004 y - 0.10 - 0.004 min max min max e1 b2 0.60 - 0.024 l1 - 0.90 - 0.035 0.25 0.01 dim milimeters inches 2.10 0.08 dim milimeters inches 0.95 0.04 5/5 2012.07 - rev.d downloaded from: http:///
r1120a www.rohm.com ? 2012 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, i s permitted without the consent of rohm co.,ltd. the content specied herein is subject to change for improvement witho ut notice. the content specied herein is for the purpose of introducing rohm's produ cts (hereinafter "products"). if you wish to use any such product, please be sure to refer to the spec ications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the periph eral conditions must be taken into account when design ing circuits for mass production. great care was taken in ensuring the accuracy of the information spec ied in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specied herein is intended only to show the typica l functions of and examples of application circuits for the produc ts. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispu te arising from the use of such technical information. the products specied in this document are intended to be used with general-us e electronic equipment or devices (such as audio visual equipment, ofce-automati on equipment, commu- nication devices, electronic appliances and amusement devices). the products specied in this document are not designed to be radiation toler ant. while rohm always makes efforts to enhance the quality and reliability of its pr oducts, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the produ cts safety measures to guard against the possibility of physical injury, re or any other damage cause d in the event of the failure of any product, such as derating, redundancy, re control and fai l-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of th e prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medic al instrument, transportation equipment, aerospace machinery, nu clear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsi bility in any way for use of any of the products for the above special purposes. if a product is intended to be used for an y such special purpose, please contact a rohm sales representative befor e purchasing. if you intend to export or ship overseas any product or technology specied herein that may be controlled under the foreign exchange and the foreign trade law, you will be req uired to obtain a license or permit under the law. downloaded from: http:///
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