surface mount tvs www. microsemi . com scottsdale division mll1.4kesd5.0 thru mll1.4kesd170ca, e3 1.4kesd5.0 1.4kesd170a, e3 description appearance these small surface mo unt tvs devices feature the ability to clamp dangerous high voltage short-term transients such as produced by directed or radiated electrostatic discharge phenomena before entering sensitive component regions of a circuit design. they are small economical transient voltage suppressors targeted primarily for short-term transients below a few microseconds while still ac hieving significant peak- pulse-power capability as illustrated in figure #1. do-213aa important: for the most current data, consult microsemi?s website: http://www.microsemi.com features applications / benefits ? excellent protection in clamping direct esd level transients in excess of 15,000 v per mil-std-750, method 1020 (approx. 150 ns exponential wave) ? absorbs esd level transients* of 1400 watts per mil- std-750, method 1020 (approx. 150 ns exponential wave, or one microsecond transients up to 400 watts. see figure #1 and #2 for overall transient peak pulse power. ? clamps transients in less than 100 picoseconds ? working stand-off voltage range of 5 v to 170 v ? hermetic do-213aa package. also available in axial- leaded do-35 package (see separate data sheet for 1.4kesd5.0 series) ? rohs compliant devices avai lable by adding ?e3? sufffix ? protects sensitive circuits from short duration fast rise time transients such as electrostatic discharge (esd) or electrical fast transients (eft) ? low inherent capacitance for high-frequency applications (see figure #4) ? small surface mount foot print ? bidirectional features available by adding a ?c? or ?ca? suffix maximum ratings mechanical and packaging ? 400 watts for one microsecond square wave or 1400 watts per esd wave form of mil-std-750, method 1020 ? see surge rating curves in figures #1, 2 and 3 ? operating and stor age temperature ?65 o c to 175 o c ? thermal resistance: 150 o c/w junction to end cap ? dc power dissipation 500 mw at t ec 100 o c ? derate at 2.3 w/ o c above 25 o c for p pp (1 s) and at 6.67 mw/ o c above 100 o c for dc power ? forward surge current 50 amps for 1 s at t l = 25 o c (rise time > 100 ns) ? case: hermetically sealed glass do-213aa surface mount package ? finish: tin-lead or rohs compliant matte-tin plating solderable per mil-std-750, method 2026 ? polarity: banded end is cathode ? weight: 0.04 grams (typical) ? marking: cathode band only ? tape & reel option: standard per eia-481-b (add ?tr? suffix to part number) ? see package dimension on last page microsemi scottsdale division page 1 copyright ? 2006 3-29-2006 rev b 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
surface mount tvs www. microsemi . com scottsdale division mll1.4kesd5.0 thru mll1.4kesd170ca, e3 1.4kesd5.0 1.4kesd170a, e3 electrical characteristics reverse stand-off voltage breakdown voltage v br minimum breakdown current maximum standby current maximum clamping voltage peak pulse current type number* v wm v (br) i (br) i d @ v wm v c @ i pp i pp ** volts volts ma a volts amps mll1.4kesd5.0 mll1.4kesd5.0a mll1.4kesd6.0 mll1.4kesd6.0a 5.0 5.0 6.0 6.0 6.40 6.40 6.67 6.67 10 10 10 10 600 600 600 600 13.7 13.2 14.8 14.0 29.20 29.85 27.00 28.50 mll1.4kesd6.5 mll1.4kesd6.5a mll1.4kesd7.0 mll1.4kesd7.0a 6.5 6.5 7.0 7.0 7.22 7.22 7.78 7.78 10 10 10 10 400 400 150 150 16.0 15.2 17.3 16.4 24.94 26.32 23.12 24.42 mll1.4kesd7.5 mll1.4kesd7.5a mll1.4kesd8.0 mll1.4kesd8.0a 7.5 7.5 8.0 8.0 8.33 8.33 8.89 8.89 1.0 1.0 1.0 1.0 50 50 25 25 18.5 17.5 19.8 18.7 21.57 22.81 20.20 21.37 mll1.4kesd8.5 mll1.4kesd8.5a mll1.4kesd9.0 mll1.4kesd9.0a 8.5 8.5 9.0 9.0 9.44 9.44 10.0 10.0 1.0 1.0 1.0 1.0 5 5 1.0 1.0 20.9 19.8 22.2 21.1 19.10 20.16 18.02 18.96 mll1.4kesd10 mll1.4kesd10a mll1.4kesd11 mll1.4kesd11a 10 10 11 11 11.1 11.1 12.2 12.2 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 24.7 23.4 27.1 25.7 16.19 17.09 14.76 15.56 mll1.4kesd12 mll1.4kesd12a mll1.4kesd13 mll1.4kesd13a 12 12 13 13 13.3 13.3 14.4 14.4 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 29.6 28.0 32.0 30.3 13.51 14.29 12.50 13.20 mll1.4kesd14 mll1.4kesd14a mll1.4kesd15 mll1.4kesd15a 14 14 15 15 15.6 15.6 16.7 16.7 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 31.2 29.5 33.4 31.7 12.81 13.60 11.98 12.63 mll1.4kesd16 mll1.4kesd16a mll1.4kesd17 mll1.4kesd17a 16 16 17 17 17.8 17.8 18.9 18.9 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 35.6 33.8 37.8 35.8 11.22 11.85 10.58 11.17 mll1.4kesd18 mll1.4kesd18a mll1.4kesd20 mll1.4kesd20a 18 18 20 20 20.0 20.0 22.2 22.2 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 40.0 37.9 44.4 42.0 10.00 10.56 9.02 9.52 mll1.4kesd22 mll1.4kesd22a mll1.4kesd24 mll1.4kesd24a 22 22 24 24 24.4 24.4 26.7 26.7 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 48.8 46.2 53.4 50.6 8.20 8.66 7.49 7.91 mll1.4kesd26 mll1.4kesd26a mll1.4kesd28 mll1.4kesd28a 26 26 28 28 28.9 28.9 31.1 31.1 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 57.8 54.7 62.2 59.0 6.93 7.31 6.43 6.79 mll1.4kesd30 mll1.4kesd30a mll1.4kesd33 mll1.4kesd33a 30 30 33 33 33.3 33.3 36.7 36. 7 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 66.6 63.1 73.4 69.6 6.01 6.34 5.45 5.75 mll1.4kesd36 mll1.4kesd36a mll1.4kesd40 mll1.4kesd40a 36 36 40 40 40.0 40.0 44.4 44.4 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 80.0 75.8 88.8 84.2 5.00 5.28 4.50 4.75 mll1.4kesd43 mll1.4kesd43a mll1.4kesd45 mll1.4kesd45a 43 43 45 45 47.8 47.8 50.0 50.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 95.6 90.5 100.0 94.8 4.18 4.42 4.00 4.22 mll1.4kesd48 mll1.4kesd48a mll1.4kesd51 mll1.4kesd51a 48 48 51 51 53.3 53.3 56.7 56.7 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 106.6 101.0 113.4 107.5 3.75 3.96 3.53 3.72 microsemi scottsdale division page 2 copyright ? 2006 3-29-2006 rev b 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
surface mount tvs www. microsemi . com scottsdale division mll1.4kesd5.0 thru mll1.4kesd170ca, e3 1.4kesd5.0 1.4kesd170a, e3 reverse stand-off voltage breakdown voltage v br minimum breakdown current maximum standby current maximum clamping voltage peak pulse current type number* v wm v (br) i (br) i d @ v wm v c @ i pp i pp ** volts volts ma a volts amps mll1.4kesd54 mll1.4kesd54a mll1.4kesd58 mll1.4kesd58a 54 54 58 58 60.0 60.0 64.4 64.4 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 120.0 113.7 128.9 122.0 3.33 3.52 3.10 3.28 mll1.4kesd60 mll1.4kesd60a mll1.4kesd64 mll1.4kesd64a 60 60 64 64 66.7 66.7 71.1 71.1 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 133.4 126.4 142.2 134.7 3.00 3.17 2.81 2.97 mll1.4kesd70 mll1.4kesd70a mll1.4kesd75 mll1.4kesd75a 70 70 75 75 77.8 77.8 83.3 83.3 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 155.6 147.4 166.8 158.0 2.57 2.71 2.40 2.53 mll1.4kesd78 mll1.4kesd78a mll1.4kesd85 mll1.4kesd85a 78 78 85 85 86.7 86.7 94.4 94.4 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 173.4 164.3 188.5 178.6 2.31 2.44 2.12 2.24 mll1.4kesd90 mll1.4kesd90a mll1.4kesd100 mll1.4kesd100a 90 90 100 100 100.0 100.0 111.0 111.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 199.8 189.9 222.3 210.6 2.00 2.11 1.80 1.90 mll1.4kesd110 mll1.4kesd110a mll1.4kesd120 mll1.4kesd120a 110 110 120 120 122.0 122.0 133.0 133.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 243.9 213.3 266.4 252.0 1.64 1.73 1.50 1.59 mll1.4kesd130 mll1.4kesd130a mll1.4kesd150 mll1.4kesd150a 130 130 150 150 144.0 144.0 167.0 167.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 288.0 273.0 333.9 316.8 1.39 1.47 1.20 1.26 mll1.4kesd160 mll1.4kesd160a mll1.4kesd170 mll1.4kesd170a 160 160 170 170 178.0 178.0 189.0 189.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 356.4 337.5 378.0 358.2 1.12 1.19 1.06 1.12 ? for bidirectional, add a ?c? or ?ca? suffi x after the part number, e.g. mll1.4kesd5.0c or mll1.4kesd5.0ca for mll1.4kesd5.0 or mll1.4kesd5.0a part numbers respectively. capacit ance will be one-half that shown in figure 4 at zero volts. ** at 400 watts 1 s square wave rating (see figures 1 and 2). outline and circuit figure 1 p pp ? peak pulse power tp ? pulse time peak pulse power vs. pulse width figure 2 (*exponential wave form pulse width to 50% decay of peak.) microsemi scottsdale division page 3 copyright ? 2006 3-29-2006 rev b 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
surface mount tvs www. microsemi . com scottsdale division mll1.4kesd5.0 thru mll1.4kesd170ca, e3 1.4kesd5.0 1.4kesd170a, e3 clamping factor v c /v (br) breakdown voltage v (br) in volts figure 4 figure 3 capacitance vs. v (br) for unidirectional. clamping factor vs. breakdown voltage for various po wer levels for bidirectional, value is one-half that shown at zero volts. package dimensions & pad layout inches millimeters dim min max min max a 0.063 0.067 1.60 1.70 b 0.130 0.146 3.30 3.70 c 0.016 0.022 0.41 0.55 pad layout inches mm a .200 5.08 b .055 1.40 c .080 2.03 microsemi scottsdale division page 4 copyright ? 2006 3-29-2006 rev b 8700 e. thomas rd. po box 1390, scottsdale, az 85252 usa, (480) 941-6300, fax: (480) 947-1503
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