r o h s telecom design guide ? ? 2006 littelfuse 3 - 5 www.littelfuse.com sidactor devices microcapacitance (mc) sc sidactor ? device these do-214aa scmc sidactor devices are intended for applications sensitive to load values. typically, high speed connections, such as xdsl and t1/e1, require a lower capacitance. c o values for the microcapacitance device are 40 percent lower than a standard sc part. this scmc sidactor series enables equipment to comply with various regulatory requirements including gr 1089, iec 60950, ul 60950, tia-968-a (formerly known as fcc part 68), and itu k.20, k.21, and k.45. * ?l? in part number indicates rohs compliance. for non-rohs compliant device, delete ?l? from part number. for surge ratings, see table below. general notes: ? all measurements are made at an ambient temperature of 25 c. i pp applies to -40 c through +85 c temperature range. ? i pp is a repetitive surge rating and is guaranteed for the life of the product. ? listed sidactor devices are bi-directional. all electr ical parameters and surge ratings apply to forward and reverse polarities. ? v drm is measured at i drm. ? v s is measured at 100 v/s. ? special voltage (v s and v drm ) and holding current (i h ) requirements are available upon request. * current waveform in s ** voltage waveform in s electrical parameters part number * v drm volts v s volts v t volts i drm amps i s mamps i t amps i h mamps p0080scmcl 6 25 4 5 800 2.2 50 P0220SCMCL 15 32 4 5 800 2.2 50 p0300scmcl 25 40 4 5 800 2.2 50 p0640scmcl 58 77 4 5 800 2.2 150 p0720scmcl 65 88 4 5 800 2.2 150 p0900scmcl 75 98 4 5 800 2.2 150 p1100scmcl 90 130 4 5 800 2.2 150 p1200scmcl 100 130 4 5 800 2.2 120 p1300scmcl 120 160 4 5 800 2.2 150 p1500scmcl 140 180 4 5 800 2.2 150 p1800scmcl 170 220 4 5 800 2.2 150 p2000scmcl 180 220 4 5 800 2.2 120 p2100scmcl 180 240 4 5 800 2.2 150 p2300scmcl 190 260 4 5 800 2.2 150 p2500scmcl 230 290 4 5 800 2.2 120 p2600scmcl 220 300 4 5 800 2.2 150 p3100scmcl 275 350 4 5 800 2.2 150 p3500scmcl 320 400 4 5 800 2.2 150 surge ratings in amps series i pp i tsm 50 / 60 hz di/dt 0.2x310 * 0.5x700 ** 2x10 * 2x10 ** 8x20 * 1.2x50 ** 10x160 * 10x160 ** 10x560 * 10x560 ** 5x320 * 9x720 ** 10x360 * 10x360 ** 10x1000 * 10x1000 ** 5x310 * 10x700 ** amps amps amps amps amps amps amps amps amps amps amps/s c 50 500 400 200 150 200 175 100 200 30 500
www.littelfuse.com 3 - 6 ? 2006 littelfuse ? telecom design guide microcapacitance (mc) sc sidactor? device note: off-state capacitance (c o ) is measured at 1 mhz with a 2 v bias. thermal considerations package symbol parameter value unit do-214aa t j operating junction temperature range -40 to +150 c t s storage temperature range -65 to +150 c r ja thermal resistance: junction to ambient 90 c/w capacitance values part number pf min max p0080scmcl 35 75 P0220SCMCL 30 65 p0300scmcl 25 45 p0640scmcl 55 85 p0720scmcl 50 75 p0900scmcl 45 70 p1100scmcl 45 70 p1200scmcl 45 65 p1300scmcl 40 60 p1500scmcl 35 55 p1800scmcl 35 50 p2000scmcl 35 50 p2100scmcl 30 50 p2300scmcl 30 50 p2500scmcl 30 45 p2600scmcl 30 45 p3100scmcl 30 45 p3500scmcl 25 40
microcapacitance (mc) sc sidactor? device telecom design guide ? ? 2006 littelfuse 3 - 7 www.littelfuse.com sidactor devices i h i t i s i drm v drm v t + v -v +i -i v s v-i characteristics 50 100 0 t r t d 0 peak value half value t ? time (s) i pp ? peak pulse current ? %i pp t r = rise time to peak value t d = decay time to half value waveform = t r x t d t r x t d pulse waveform -8 -40 -20 0 20 40 60 80 100 120 140 160 -6 -4 0 2 4 6 8 10 12 14 junction temperature (t j ) ? ?c percent of v s change ? % 25 ?c normalized v s change versus junction temperature 0.4 -40 -20 0 20 40 60 80 100 120 140 160 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 case temperature (t c ) ? ?c ratio of i h i h (t c = 25 ?c) 25 ?c normalized dc holding current versus case temperature
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