lh1526ab, LH1526AAC, LH1526AACtr www.vishay.com vishay semiconductors rev. 1.9, 25-jul-11 1 document number: 83825 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 dual 1 form a solid-state relay description the lh1526 relay are two spst normally open switches that can replace electromechanical relays in many applications. the relays requir e a minimal amount of led drive current to operate, making it ideal for battery powered and power consumption sensit ive applications. the relay is constructed using a gaaias led for actuation control and an integrated monolithic die for the switch output. the die is, fabricated in a high-voltage dielectrically isolated technology, comprise d of a photodiode array, switch-control circuitry, and mosfet switches. in addition, the relay employs current-limitin g circuitry, enabling it to pass lightning surge testing as per ansi/tia-968-b and other regulatory surge requ irements when overvoltage protection is provided. the re lay can be configured for ac/dc or dc-only operation. features ? dual channel 1 form a ? extremely low operating current ? high speed operation ? isolation test voltage 5300 v rms ? current limit protection ? high surge capability ? dc only option ? clean bounce free switching ? low power consumption ? high reliability mo nolithic receptor ? surface mountable ? compliant to rohs directive 2002/95/ec and in accordance to weee 2002/96/ec applications ? general telecom switching - telephone line interface - on/off hook - ring relay - break switch - ground start ? battery powered switch applications ? industrial controls - microprocessor control of solenoids, lights, motors, heaters, etc. ? instrumentation note ? see solid-state rela ys (application note 56) 13 24 86 75 s 2' s 2 s 1 s 1' s 2' s 2 s 1 s 1' i179034_2 dip smd agency approvals ul1577: file no. e52744 system code h, double protection csa: certification no. 093751 bsi/babt: certification no. 7980 fimko: 25419 ordering information lh1526a##tr part number electr. variation package config. tape and reel package ul, csa, bsi, fimko smd-8, tubes LH1526AAC smd-8, tape and reel LH1526AACtr dip-8, tubes lh1526ab > 0.1 mm 7.62 mm dip s md
lh1526ab, LH1526AAC, LH1526AACtr www.vishay.com vishay semiconductors rev. 1.9, 25-jul-11 2 document number: 83825 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 input ratings: cont inuous forward current i f 50 ma led input ratings: reverse voltage v r 8v output output operation: dc or peak ac load voltage i l ? 50 a v l 400 v continuous dc load curren t, one pole operation i l 125 ma continuous dc load current, two poles operation i l 100 ma ssr ambient operating temperature range t amb - 40 to + 85 c storage temperature range t stg - 40 to + 150 c pin soldering temperature (1) t = 10 s max. t sld 260 c input to output isolation test voltage t = 1 s, i iso = 10 a max. v iso 5300 v rms power dissipation p diss 600 mw 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 = 70 ma, t = 10 ms i fon 0.3 0.5 ma led forward current, switch turn-off v l = 350 v, t = 100 ms i foff 0.001 0.1 ma led forward voltage i f = 1.5 ma v f 0.80 1.15 1.40 v output on-resistance: ac/dc, each pole i f = 1.5 ma, i l = 50 ma r on 17 25 36 ? off-resistance i f = 0 ma, v l = 100 v r off 5000 g ? current limit i f = 1.5 ma, t = 5 ms, v l = 7 v i lmt 170 210 270 ma off-state leakage current i f = 0 ma, v l = 100 v i o 0.04 200 na i f = 0 ma, v l = 400 v i o 1a output capacitance i f = 0 ma, v l = 1 v c o 37 pf i f = 0 ma, v l = 50 v c o 13 pf switch offset i f = 5 ma v os 0.25 v transfer capacitance (input to output) v iso = 1 v c io 0.8 pf switching characteristics (t amb = 25 c, unless otherwise specified) parameter test condition symbol min. typ. max. unit turn-on time i f = 1.5 ma, i l = 50 ma t on 1ms i f = 5 ma, i l = 50 ma t on 0.5 1 ms turn-off time i f = 1.5 ma, i l = 50 ma t off 0.2 ms i f = 5 ma, i l = 50 ma t off 1.1 1.5 ms
lh1526ab, LH1526AAC, LH1526AACtr www.vishay.com vishay semiconductors rev. 1.9, 25-jul-11 3 document number: 83825 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 - on-resistance vs. temperature fig. 5 - led dropout voltage vs. temperature fig. 6 - current limit vs. temperature 0 20 40 60 80 100 120 - 40 - 20 0 20 40 60 80 ambient temperature (c) 17333 i fon = 5 to 10 ma load current (ma) i fon = 2 ma i fon = 1 ma i fon = 0.5 ma i fon = 0.3 ma ilh1526ab_01 ambient temperature, t a (c) led forward voltage (v) - 40 - 20 0 20 40 60 80 1.6 1.5 1.4 1.3 1.2 1.1 1.0 i f = 50 ma i f = 20 ma i f = 1 ma i f = 2 ma i f = 5 ma i f = 10 ma - 100 100 300 500 700 900 1100 1300 - 40 - 20 0 20 40 60 80 ambient temperature (c) 17332 i l = 100 ma led forward current for switch turn-on (%), norm. to 25 c ilh1526ab_03 50 40 30 20 10 0 - 10 - 20 - 30 - 40 - 40 - 20 0 20 40 60 80 ambient temperature, t a (c) change in on-resistance (%) normalized to 25 c i l = 50 ma ilh1526ab_04 1.20 1.10 1.00 0.90 0.80 0.70 - 40 - 20 0 20 40 60 80 led forward voltage (v) ambient temperature, t a (c) ilh1526ab_05 40 30 20 10 0 - 10 - 20 - 30 - 40 change in current limit (%) normalized to 25 c - 40 - 20 0 20 40 60 80 ambient temperature, t a (c) i f = 5 ma, t = 5 ms
lh1526ab, LH1526AAC, LH1526AACtr www.vishay.com vishay semiconductors rev. 1.9, 25-jul-11 4 document number: 83825 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 - variation in on -resistance vs. led current fig. 8 - switch capaci tance vs. applied voltage fig. 9 - output isolation fig. 10 - leakage current vs. applied voltage at elevated temperatures fig. 11 - insertion loss vs. frequency fig. 12 - leakage current vs. applied voltage ilh1526ab_06 9 8 7 6 5 4 3 2 1 0 0.0 1.0 2.0 3.0 4.0 5.0 led forward current (ma) ac/dc on-resistance variation (%) normalized to datasheet r on specification at i f = 5 ma ilh1526ab_07 capacitance (pf) 0 20 40 60 80 100 applied voltage (v) 70 60 50 40 30 20 10 0 ilh1526ab_08 frequency (hz) isolation (db) 100 80 60 40 20 0 10 2 10 3 10 4 10 5 10 6 10 7 v p = 10 v r l = 50 ilh1526ab_09 load voltage (v) off-state leakage current (na) 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0 50 100 150 200 250 300 350 400 70 c 50 c 85 c ilh1526ab_10 frequency (hz) insertion loss (db) 0.6 0.5 0.4 0.3 0.2 0.1 0.0 10 2 10 3 10 4 10 5 r l = 600 ilh1526ab_11 load voltage (v) off-state leakage current (pa) 0 50 100 150 200 250 300 350 400 100 90 80 70 60 50 40 30 20 10 0 i f = 0 ma
lh1526ab, LH1526AAC, LH1526AACtr www.vishay.com vishay semiconductors rev. 1.9, 25-jul-11 5 document number: 83825 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. 13 - switch breakdown voltage vs. temperature fig. 14 - switch offset voltage vs. temperature fig. 15 - turn-on time vs. temperature fig. 16 - turn-on time vs. led current fig. 17 - turn-off time vs. temperature fig. 18 - turn-off time vs. led current ilh1526ab_12 change in breakdown voltage (%) normalized to 25 c 8 6 4 2 0 - 2 - 4 - 6 - 8 - 40 - 20 0 20 40 60 80 ambient temperature, t a (c) ilh1526ab_13 5 4 3 2 1 0 20 30 40 50 60 70 80 90 switch offset voltage (v) i f = 5 ma ambient temperature, t a (c) ilh1526ab_14 change in turn-on time (%) normalized to 25 c - 40 - 20 0 20 40 60 80 60 50 40 30 20 10 0 - 10 - 20 - 30 - 40 i f = 5 ma i l = 50 ma ambient temperature, t a (c) ilh1526ab_15 led forward current (ma) turn-on time (ms) 0 4 12 16 20 3.0 2.4 1.8 1.2 0.6 0.0 85 c 25 c - 40c 8 ilh1526ab_17 15 10 5 0 - 5 - 10 - 15 - 40 - 20 0 20 40 60 80 change in turn-off time (%) normalized to 25 c i f = 5 ma i l = 50 ma ambient temperature, t a (c) ilh1526ab_18 led forward current (ma) turn-off time (ms) 0 4 12 16 20 3.0 2.4 1.8 1.2 0.6 0.0 85 c 25 c - 40 c 8
lh1526ab, LH1526AAC, LH1526AACtr www.vishay.com vishay semiconductors rev. 1.9, 25-jul-11 6 document number: 83825 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. i178008 pin one id 6.81 6.48 9.91 9.63 1.14 0.76 4 typ. 2.54 typ. 10 3 to 9 7.62 typ. 0.56 0.46 0.30 0.20 3.30 2.79 3.81 3.30 0.89 0.51 6.35 5.84 4 3 2 1 0.79 1.27 5 6 78 dip iso method a i178009 pin one id 9.91 9.63 1.14 0.78 1.02 0.51 4 typ. 0.25 0.10 3.81 3.30 2.54 typ. 1.27 typ. 7.80 7.52 8 typ. 10.03 9.52 0.79 typ. 6.81 6.48 radius 0.3 typ. 10 3 to 7 smd iso method a 2.54 r 0.25 1.78 0.76 1.52 8 min. 11.05 lh1526 v yww h 68
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