LH1546AD, LH1546ADf, LH1546ADftr www.vishay.com vishay semiconductors rev. 1.7, 25-jul-11 1 document number: 83836 for technical questions, contact: optocoupleranswers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 1 form a solid-state relay description the LH1546AD (4 pin dip) is robust, ideal for telecom and ground fault applications. it is an spst normally open switch (1 form a) that replaces electromechanical relays in many applications. it is constructed using a gaas led for actuation control and an integrated monolithic die for the switch output. the die, fabricated in a high-voltage dielectrically isolated bcdm os technology, is comprised of a photodiode array, switch control circuitry and mosfet switches. in addition, it employs current-limiting circuitry which meets lightning surge testing as per ansi/tia-968-b and other regulatory voltag e surge requirements when overvoltage protection is provided. features ? current limit protection ? isolation test voltage 5300 v rms ? typical r on 28 ? ? load voltage 350 v ? load current 120 ma ? high surge capability ? clean bounce free switching ? low power consumption ? high reliability mo nolithic receptor ? smd lead availabl e on tape and reel ? compliant to rohs directive 2002/95/ec and in accordance to weee 2002/96/ec applications ? general telecom switching - on/off hook control - ring relay - dial pulse - ground start - ground fault protection ? instrumentation ? industrial controls note ? see solid-state rela ys (application note 56) i179058-3 1 2 a k 4 3 s s 1 ss ' i179080 1 1 agency approvals ul1577: file no. e52744 system code h, double protection bsi/babt: certification no. 7980 ordering information lh1546a##tr part number electr. variation package config. tape and reel package ul, bsi smd-4, gullwing, tubes LH1546ADf smd-4, gullwing, tape and reel LH1546ADftr dip-4, tubes LH1546AD > 0.1 mm 7.62 mm dip s md
LH1546AD, LH1546ADf, LH1546ADftr www.vishay.com vishay semiconductors rev. 1.7, 25-jul-11 2 document number: 83836 for technical questions, contact: optocoupleranswers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 notes ? stresses in excess of the abso lute maximum ratings can cause permanent damage to the device. functional operation of the devic e is not implied at these or any other conditions in excess of those give n in the operational sections of this document. exposure to abs olute maximum ratings for extended periods of the time can adversely affect reliability. (1) refer to reflow profile for soldering conditions for surface mount ed devices (smd). refer to wave profile for soldering conditi ons for through hole devices (dip). note ? minimum and maximum values are testing requirements. typical valu es are characteristics of the device and are the result of en gineering evaluations. typical values are for information only and are not part of the testing requirements. absolute maximum ratings (t amb = 25 c, unless otherwise specified) parameter test condition symbol value unit input led continuous forward current i f 50 ma led reverse voltage i r ?? 10 a v r 8v output dc or peak ac load voltage i l ? 50 a v l 350 v continuous dc load current at 25 c i l 120 ma ssr ssr output power dissipa tion (continuous) p diss 550 mw ambient temperature range t amb - 40 to + 85 c storage temperature range t stg - 40 to + 150 c soldering temperature (1) t = 10 s max. t sld 260 c isolation test voltage t = 1 s v iso 5300 v rms isolation resistance v io = 500 v, t amb = 25 c r io ? 10 12 ? v io = 500 v, t amb = 100 c r io ? 10 11 ? electrical characteristics (t amb = 25 c, unless otherwise specified) parameter test condition symbol min. typ. max. unit input led forward current, switch turn-on i l = 100 ma, t = 10 ms i fon 1.7 3 ma led forward current, switch turn-off v l = 300 v i foff 0.2 1.6 ma led forward voltage i f = 10 ma v f 1.15 1.2 1.45 v output on-resistance, ac/dc: pin 3 () to 4 () i f = 5 ma, i l = 50 ma r on 28 35 ? off-resistance i f = 0 ma, v l = 100 v r off 0.5 300 g ? off-state leakage current i f = 0 ma, v l = 100 v i o 0.32 200 na output capacitance pin 3 to 4 i f = 0 ma, v l = 1 v c o 55 pf c o 10 pf transfer capacitance (input to output) v iso = 1 v c io 0.5 pf switching characteristics (t amb = 25 c, unless otherwise specified) parameter test condition symbol min. typ. max. unit turn-on time i f = 5 ma, i l = 50 ma t on 23ms turn-off time i f = 5 ma, i l = 50 ma t off 0.08 3 ms
LH1546AD, LH1546ADf, LH1546ADftr www.vishay.com vishay semiconductors rev. 1.7, 25-jul-11 3 document number: 83836 for technical questions, contact: optocoupleranswers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 typical characteristics (t amb = 25 c, unless otherwise specified) fig. 1 - recommended operating conditions fig. 2 - led voltage vs. temperature fig. 3 - led current for sw itch turn-on vs. temperature fig. 4 - ctr cb vs. led current fig. 5 - switch capacitance vs. applied voltage fig. 6 - leakage current vs. applied voltage 0 20 40 60 80 100 120 - 40 - 20 0 20 40 60 80 ambient temperature (c) 17335 i fon = 5 ma i fon = 3 ma i fon = 2 ma load current (ma) iLH1546AD_01 v f (v) 0.1 1 10 100 1.6 1.5 1.4 1.3 1.2 1.1 1.0 0.9 i f (ma) t = - 40 c t = - 20 c t = 0 c t = 25 c t = 50 c t = 70 c t = 85 c - 50 0 50 100 150 200 250 - 40 - 20 0 20 40 60 80 ambient temperature (c) 17334 i l = 100 ma led forward current for switch turn-on (%), normalized to 25 c iLH1546AD_03 change in r on (%), normalized to 25 c ambient temperature (c) 40 30 20 10 0 - 10 - 20 - 30 - 40 - 40 - 20 0 20 40 60 80 i f = 5.0 ma i l = 50 ma iLH1546AD_04 90 80 70 60 50 40 30 20 10 0 capacitance (pf) applied voltage (v) 0 1020 304050607080 90100 iLH1546AD_06 i leakage (na) 100 10 1 0.1 0 50 100 150 200 250 300 350 400 load voltage (v) t = 85 c t = 70 c t = 50 c t = 25 c
LH1546AD, LH1546ADf, LH1546ADftr www.vishay.com vishay semiconductors rev. 1.7, 25-jul-11 4 document number: 83836 for technical questions, contact: optocoupleranswers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 fig. 7 - turn-on time vs. temperature fig. 8 - turn-off time vs. temperature fig. 9 - turn-on time vs. led current fig. 10 - turn-off time vs. led current iLH1546AD_07 - 20 0 20 40 60 80 change in t on (%), normalized to 25 c ambient temperature (c) - 40 - 20 0 20 40 60 80 i f = 2.0 ma i f = 3.0 ma i f = 4.0 ma i f = 5.0 ma i f = 6.0 ma i f = 8.0 ma i f = 10 ma iLH1546AD_08 30 20 10 0 - 10 - 20 - 30 - 40 - 50 - 40 - 20 0 20 40 60 80 change in t off (%), normalized to 25 c ambient temperature (c) i f = 2.0 ma i f = 3.0 ma i f = 4.0 ma i f = 5.0 ma i f = 6.0 ma i f = 8.0 ma i f = 10 ma iLH1546AD_09 0 1 2 3 4 5 6 0 5 10 15 20 25 30 35 40 45 50 t on (ms) led forward current (ma) t = 25 c t = - 40 c t = 85 c iLH1546AD_10 led forward current (ma) 0 5 10 20 25 30 35 40 45 50 100 140 120 100 80 60 40 20 0 turn-off time (s) t = 85 c t = 25 c t = - 40 c
LH1546AD, LH1546ADf, LH1546ADftr www.vishay.com vishay semiconductors rev. 1.7, 25-jul-11 5 document number: 83836 for technical questions, contact: optocoupleranswers@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 package dimensions in millimeters package marking (example) note ? tape and reel suffix (tr) is not part of the package marking. i178028 6.81 6.48 3 4 2 1 4.83 4.55 pin one id 1.14 0.76 4 typ. 2.54 3.81 3.30 0.89 0.508 10 3 to 9 0.56 0.46 0.30 0.20 0.79 typ. 1.27 typ. 7.62 typ. 3.30 2.79 6.35 5.84 1.27 dip iso method a i178029 6.48 6.81 3 4 4.55 4.83 pin one id 0.76 1.14 4 typ. 2.54 typ. 3.30 3.81 0.249 0.102 0.508 1.020 0.79 typ. 1.27 typ. 0.25 typ. 10 3 to 7 9.52 10.03 7.52 7.90 8 min. lead coplanarity 0.004 max. smd iso method a 2.54 r 0.25 1.78 0.76 8 min. 1.52 11.05 lh1546 v yww h 68
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