surface mount multilayer varistor revision november 28, 2013 1 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com the sc series is based on multilayer fabrication technology. these components are designed to suppress a variety of transient events, including those speci ? ed in iec 61000-4-2 or other standards used for electromagnetic compliance (emc). the sc series is typically applied to protect integrated circuits and other components at the circuit board level. it can operate over a wider temperature range than zener diodes. u rectangle, sizes serialization for hybrid integrated circuit or printed circuit surface mount components u there are many side electrode lead-out material, particularly suitable for surface mount technology for solderability and resistance to soldering heat of the stringent requirements u fast response (<1ns) u low leakage current, low clamping voltage u suitable for reflow, wave soldering and hot air hand soldering u application for mother board, notebook, cellular phone, pda, handheld device, dsc, dv, scanner, and set- top box etc. u suitable for push-button, power line and low frequency single line over-voltage protect. (1) socay logo (2) chip size (eia): 0402 / 0603 (3) series type: ml- multilayer varistor (4) varistor voltage: value - 080= 08x10 0 =8v, 120=12x10 0 =12v (5) varistor voltage tolerance: n - 30%, m - 20%, l - 15%, k - 10% applicable explanation of part number equivalent circuits description features s c 0 805 ml 080 m (1) (2) (3) (4) (5)
surface mount multilayer varistor revision november 28, 2013 2 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com sc0805ml series working voltage varistor voltage clamping voltage peak current transient energy capacitance <20 a test condition dc ac rms @1ma dc 8/20 s 8/20 s 10/1000 s 1khz symbol v dc v rms v b v c i p e t c p units volts (max.) volts (max.) volts volts (max.) amps (max.) joules (max.) pf sc0805ml050m 3.3 2.0 4.0~6.0 10.0 40 0.1 1190~2210 sc0805ml080m 5.6 4.0 6.4~10.1 15.5 40 0.1 770~1430 sc0805ml120m 9.0 6.0 10.8~16.2 25.0 40 0.1 560~1040 sc0805ml150m 11.0 8.0 13.2~19.8 30.0 40 0.1 525~975 sc0805ml180k 14.0 11.0 16.8~25.2 40.0 40 0.1 434~806 sc0805ml240k 18.0 14.0 21.6~32.4 54.0 40 0.1 385~715 sc0805ml270k 22.0 17.0 26.4~39.6 65.0 40 0.1 336~624 sc0805ml330k 26.0 20.0 31.2~46.8 75.0 40 0.1 280~520 sc0805ml390k 30.0 25.0 36.0~54.0 85.0 40 0.1 210~390 sc1206ml series working voltage varistor voltage clamping voltage peak current transient energy capacitance <20 a test condition dc ac rms @1ma dc 8/20 s 8/20 s 10/1000 s 1khz symbol v dc v rms v b v c i p e t c p units volts (max.) volts (max.) volts volts (max.) amps (max.) joules (max.) pf sc1206ml050m 3.3 2.0 4.0~6.0 10.0 100 1.0 3010~5590 sc1206ml080m 5.6 4.0 6.4~10.1 15.5 100 1.0 2170~4030 sc1206ml120m 9.0 6.0 10.8~16.2 25.0 100 1.0 1400~2600 sc1206ml180k 14.0 11.0 16.8~25.2 40.0 100 1.0 1120~2080 sc1206ml240k 18.0 14.0 21.6~32.4 54.0 100 1.0 980~1820 sc1206ml270k 22.0 17.0 26.4~39.6 62.0 100 1.0 910~1690 sc1206ml330k 26.0 20.0 31.2~46.8 73.0 100 1.0 770~1430 sc1206ml390k 30.0 25.0 36.0~54.0 85.0 100 1.0 700~1300 sc1206ml470k 39.0 30.0 46.8~70.2 105.0 100 1.0 560~1040 sc1206ml680k 56.0 40.0 67.2~100.8 150.0 100 1.0 300~500 sc1206ml101k 75.0 50.0 90.0~135.0 200.0 100 1.0 180~380 electrica l characteristics (25 5 o c )
surface mount multilayer varistor revision november 28, 2013 3 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com sc1210ml series working voltage varistor voltage clamping voltage peak current transient energy capacitance <20 a test condition dc ac rms @1ma dc 8/20 s 8/20 s 10/1000 s 1khz symbol v dc v rms v b v c i p e t c p units volts (max.) volts (max.) volts volts (max.) amps (max.) joules (max.) pf sc1210ml180k 14.0 11.0 16.8~25.2 40 250 1.5 1190~2210 sc1210ml240k 18.0 14.0 21.5~32.4 51 250 1.5 532~988 sc1210ml270k 22.0 17.0 26.4~39.6 62.0 250 1.5 490~910 sc1210ml330k 27.0 20.0 32.4~46.8 75.0 250 1.5 476~884 sc1210ml390k 30.0 25.0 36.0~54.0 85.0 250 1.5 378~702 sc1210ml470k 40.0 30.0 48.0~86.4 105.0 250 1.5 336~624 sc1210ml560k 45.0 35.0 54.0~81.0 125.0 250 1.5 413~767 SC1210ML680K 56.0 40.0 67.2~100.8 150.0 250 1.5 280~520 sc1210ml101k 75.0 50.0 90.0~135.0 200.0 250 1.5 203~377 sc1812ml series working voltage varistor voltage clamping voltage peak current transient energy capacitance <20 a test condition dc ac rms @1ma dc 8/20 s 8/20 s 10/1000 s 1khz symbol v dc v rms v b v c i p e t c p units volts (max.) volts (max.) volts volts (max.) amps (max.) joules (max.) pf sc1812ml240k 18.0 14.0 21.6~32.4 51.0 800 2.3 3080~5720 sc1812ml270k 24.0 18.0 28.8~43.2 67.0 800 2.7 2100~3900 sc1812ml330k 28.0 21.0 33.6~50.4 78.0 800 2..9 1820~3380 sc1812ml390k 30.0 22.0 36.0~54.0 83.0 800 2.9 1610~2290 sc1812ml560k 45.0 33.0 54.0~81.0 124.0 800 3.1 1260~2340 sc1812ml620k 48.0 35.0 57.6~86.4 132.0 800 3.2 910~1690 electrical characteristics (25 5 o c ) (continue)
surface mount multilayer varistor revision november 28, 2013 4 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com sc2220ml series working voltage varistor voltage clamping voltage peak current transient energy capacitance <20 a test condition dc ac rms @1ma dc 8/20 s 8/20 s 10/1000 s 1khz 1vrms symbol v dc v rms v b v c i p e t c p units volts (max.) volts (max.) volts volts (max.) amps (max.) joules (max.) pf sc2220ml240k 18.0 14.0 21.6~27.0 51.0 1200 5.8 9800~18200 sc2220ml270k 22.0 17.0 26.4~39.6 62.0 1200 7.2 7700~14300 sc2220ml330k 27.0 20.0 32.4~46.8 75.0 1200 7.8 7000~13000 sc2220ml390k 30.0 25.0 36.0~54.0 85.0 1200 7.8 6300~11700 electrica l characteristics (25 5 o c ) (continue)
surface mount multilayer varistor revision november 28, 2013 5 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com length (l) width (w) thickness (t) size eia (eiaj) inches millimeters inches millimeters inches millimeters 0805 (2012) 0.079 0.008 2.00 0.20 0.049 0.006 1.25 0.15 0.047 max 1.20 max 1206 (3216) 0.126 0.008 3.20 0.20 0.063 0.006 1.60 0.15 0.059 max 1.50 max 1210 (3225) 0.126 0.008 3.20 0.20 0.098 0.008 2.50 0.20 0.059 max 1.50 max 1812 (4532) 0.177 0.008 4.50 0.20 0.126 0.008 3.20 0.20 0.079 max 2.00 max 2220 (5750) 0.224 0.008 5.70 0.20 0.197 0.008 5.00 0.20 0.098 max 2.50 max l recommended solder pad layout a b c d size eia (eiaj) inches millimeters inches millimeters inches millimeters inches millimeters 0805 (2012) 0.039~0.059 1.0~1.5 0.126~0.150 3.2~3.8 0.047~0.055 1.2~1.4 0.012~0.024 0.3~0.6 1206 (3216) 0.071~0.098 1.8~2.5 0.165~0.228 4.2~5.8 0.047~0.063 1.2~1.6 0.016~0.032 0.4~0.8 1210 (3225) 0.071~0.098 1.8~2.5 0.165~0.228 4.2~5.8 0.071~0.098 1.8~2.5 0.020~0.040 0.5~1.0 1812 (4532) 0.098~0.138 2.5~3.5 0.217~0.240 5.5~6.1 0.091~0.126 2.3~3.2 0.024~0.043 0.6~1.1 2220 (5750) 0.138~0.181 3.5~4.6 0.236~0.283 6.0~7.2 0.189~0.217 4.8~5.5 0.047~0.090 1.2~2.3 l the solder paste shall be printed in a thickness of 150 to 200 m. l the sir test of the solder paste shall be done (base on jis-z-3284) l ir soldering rapid heating, partial heating or rapid cooling will easily cause defect of the component. so preheating and gradual cooling process is suggested. ir soldering has the highest yields due to controlled heating rates and solder liquidus times. make sure that the element is not subjected to a thermal gradient steeper than 4 degrees per second. 2 degrees per second is the ideal gradient. during the soldering process, pre-heating to within 100 degrees of the solder peak temperature is essential to minimize thermal shock. dimensions l t w soldering recommendations avoid material run this area
surface mount multilayer varistor revision november 28, 2013 6 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com (a) preheat 1. the temperature rising speed is suggested to be 2~4 o c /s 2. appropriate preheat time will be from 60 to 120 seconds. (b) heating 1. careful about sudden rise in temperture as it may worser the solder ability. 2. set the peal temperature in the range from 215 o c to 225 o c. (c) cooling 1. careful about slow cooling as it may cause the position shift of component. l hand soldering in hand soldering of the varistors. large temperature gradient between preheated the varistors and the tip of soldering iron may cause electrical failures and mechanical damages such as cracking or breakings of the devices. the soldering shall be carefully controlled and carried out so that the temperature gradient is kept minimum with following recommended conditions for hand soldering. (a) recommended soldering condition 1 1. solder 1mm thread solder (sn63:pb37) with soldering flux in the core. rosin-based and non-activated flux is recommended. 2. preheating the varistors shall be preheated so that temperature gradient between the devices and the tip of soldering iron is 150 o c or below. 3. soldering iron rated power of 20w max with 3mm soldering tip in diameter. temperature of soldering iron tip 300c max ( the required amount of solder shall be melted in advance on the soldering tip.) 4. cooling after soldering. the varistors shall be cooled gradually at room ambient temperature. (b) recommended soldering condition 2 without preheating 1. solder iron tip shall not directly touch to ceramic dielectrics. 2. solder iron tip shall be fully preheated before soldering while soldering iron tip to the external electrode of varistors. l post soldering cleaning (a) residues of corrosive soldering fluxes on the pc board after cleaning may greatly have influences on the electrical characteristic and the reliability (such as humidity resistance) of the varistors which have been mounted on the board. it shall be confirmed that the characteristic and the reliability of the devices are not affected by the applied cleaning conditions. (b) when an ultrasonic cleaning is applied to the mounted varistors on pc boards. following conditions are recommended for preventing failures or damages of the devices due to the large vibration energy and the resonance caused by the ultrasonic waves. 1. frequency 29mhz max 2. radiated power 20w/lithr max 3. period 5minuets max soldering recommendations (continue) 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 200 150 100 50 0 250 time (minutes) temperature ( o c) max. temperature 225 o c s econds above solder melting point 45 - 80 ramp rate <2 o c /s preheat dwell preheat zone
surface mount multilayer varistor revision november 28, 2013 7 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com iec61000-4-5 standards severity level t1 t2 1 8 s 20 s 2 10 s 1000 s wave shape short circuit (current isc) iec 61000-4-2 compliant esd current pulse waveform characteristic test method and description high temperature storage the specimen shall be subjected to125 2 for 1000 2 hours in a thermostatic bath without load and then stored at room temperature and humidity for 1 to 2 hours. the change of varistor voltage shall be within 10%. step temperture period 1 -40 3 30min 3 2 room temperature 1~2hours 3 125 2 30min 3 temperature cycle the temperature cycle of specified temperature shall be repeated five times and then stored at room temperature and humidity for one two hours. the change of varistor voltage shall be within 10% and mechanical damage shall be examined. 4 room temperature 1~2hours high temperature load after being continuously applied the maximum allowable voltage at 85 for 1000hours, the specimen shall be stored at room temperature and humidity for one or hours, the change of varistor voltage shall be within 10%. damp heat load/ humidity load the specimen should be subjected to 40 ,90 to 95%rh environment, and the maximum allowable voltage applied for 1000 hours, then stored at room temperature and humidity for one or two hours. the change of varistor voltage shall be within 10%. low temperature storage the specimen should be subjected to -40 , without load for 1000 hours and then stored at room temperature for one two hours. the change of varistor voltage shall be within 10%. operating temperature -55~85 o c storage temperature -55~150 o c response time <1 ns solderability 245 5 o c, 3 1sec solder leach resistance 260 5 o c, 10 1sec surge waveform 1.0 0.9 0.5 0.1 0.0 t1 t2 30% max t i enviro n mental & reliability test ing general technical data
surface mount multilayer varistor revision november 28, 2013 8 / 8 @socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. sc0805ml - sc2220ml series socay electronics co., ltd. www.socay.com carrier tape dimensions unit: mm carrier tape transparent cover tape should be heat-sealed to carry the products, and the reel should be used to reel the carrier tape. the adhesion of the heat-sealed cover tape shall be 40+20/-15 grams. both the head and the end portion of taping shall be empty for reel package and smt auto-pickup machine. and a normal paper tape shall be connected in the head of taping for the operator handle. symbol a0 0.10 b0 0.10 k0 0.10 t 0.05 t1 0.05 d0 +0.10 -0.00 d1 0.05 p1 0.10 p2 0.05 p0 0.050 w 0.20 e 0.10 f 0.05 0805 1.42 2.30 1.04 0.22 0.10 1.50 1.00 4.00 2.00 4.00 8.00 1.75 3.50 1206 1.88 3.50 1.27 0.20 0.10 1.50 1.00 4.00 2.00 4.00 8.00 1.75 3.50 1210 2.18 3.46 1.45 0.22 0.10 1.50 1.00 4.00 2.00 4.00 8.00 1.75 3.50 1812 3.66 4.95 1.74 0.25 0.10 1.50 1.50 8.00 2.00 4.00 12.00 1.75 5.50 2220 5.10 5.97 2.80 0.25 0.10 1.50 1.50 8.00 2.00 4.00 12.00 1.75 5.50 taping reel dimensions symbol a b c d w w1 0805 178.0 1.0 60.0 0.5 13.0 0.2 110.0 0.5 9.0 0.5 1.5 0.15 1206 178.0 1.0 60.0 0.5 13.0 0.2 110.0 0.5 9.0 0.5 1.5 0.15 1210 178.0 1.0 60.0 0.5 13.0 0.2 110.0 0.5 9.0 0.5 1.5 0.15 1812 178.0 1.0 60.0 0.5 13.0 0.2 110.0 0.5 13.6 0.5 1.5 0.15 2220 178.0 1.0 60.0 0.5 13.0 0.2 110.0 0.5 13.6 0.5 1.5 0.15 unit: mm taping specifications there shall be the portion having no product in both the head and the end of taping, and there shall be the cover tape in the heat of taping. quantity of products in the taping package size eia (eiaj) 0805 (2012) 1206 (3216) 1210 (3225) 1812 (4532) 2220 (5750) standard packing quantity (pcs / reel) 3,000 3,000 2,000 1,000 1,000 the contents of a box : 0805 series: 6 reels / inner box 1206 series: 6 reels / inner box 1210 series: 6 reels / inner box 1812 series: 6 reels / inner box 2220 series: 6 reels / inner box label and marking: the paper label shall be plastered on the obvious side of the reel, and the information show as right side packaging information carrier tape cover tape
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