high current surge protection diode array low capacitance revision january 06, 2014 1 / 3 @ un semiconductor co., ltd. 2014 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. ESD70V14T-LC un semiconductor co., ltd. www.unsemi.com.tw sot-143 the ESD70V14T-LC is designed to protect voltage sensitive components from esd and transient voltage events. excellent clamping capability, low leakage, and fast response time, make these parts ideal for esd protection on designs where board space is at a premium. u array of surge rated, low capacitance diodes u protects two i/o lines u low capacitance (5pf typical) for high-speed interfaces u low clamping voltage u rohs compliant u iec61000-4-2 (esd) 15kv (air), 8kv (contact) u iec61000-4-4 (eft) 40a (5/50 s) u iec61000-4-5 (lightning) 24a (8/20 s) u adsl lines u i 2 c bus protection u video line protection u t1/e1 secondary ic side protection u portable electronics u microcontroller input protection u wan/lan equipment u isdn s/t interface u jedec sot-143 package u molding compound flammability rating : ul 94v-0 u weight 10.0 milligrams (approximate) u quantity per reel : 3,000pcs u reel size : 7 inch u lead finish : lead free symbol parameter value units p pp peak pulse power (tp=8/20 s waveform) 100 w t l lead soldering temperature 260 (10sec) o c t stg storage temperature range -55 to +150 o c t j operating temperature range -55 to +150 o c air discharge 15 iec61000-4-2 (esd) contact discharge 8 kv iec61000-4-4 (eft) 40 a iec61000-4-5 ( lightning ) 5 a mechanical characteristics d escription feature functional diagram applications m echanical characteristics
high current surge protection diode array low capacitance revision january 06, 2014 2 / 3 @ un semiconductor co., ltd. 2014 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. ESD70V14T-LC un semiconductor co., ltd. www.unsemi.com.tw v fc part number device marking v rwm (v) (max.) v b (v) (min.) i t (ma) v fc @1a (max.) (max.) (@a) i r ( a) (max.) c (pf) (typ.) ESD70V14T-LC cka 70 100 50 1.5 8 24 1 5 fig1. 8/20 s pulse waveform fig2. power derating curve electrical characteristics ( @ 25 unless otherwise specified ) characteristic curves 0 5 10 15 20 25 30 120 t r 100 80 60 40 20 0 peak value i pp t d =t i pp /2 test waveform parameters t r =8 s t d =20 s t - time ( s ) i pp - peak pulse current - % of i pp 0 25 50 75 100 125 150 110 100 40 30 20 10 0 % of ra ted power 90 80 70 60 50 ambient temperature C t a ( o c )
high current surge protection diode array low capacitance revision january 06, 2014 3 / 3 @ un semiconductor co., ltd. 2014 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. ESD70V14T-LC un semiconductor co., ltd. www.unsemi.com.tw inches millimeters symbol min. nom. max. min. nom. max. a 0.031 - 0.048 0.80 - 1.22 a1 0.000 - 0.008 0.013 - 0.15 a2 0.020 0.035 0.042 0.75 0.90 1.07 b 0.011 - 0.020 0.30 - 0.51 b1 0.029 - 0.037 0.76 - 0.94 c 0.003 - 0.008 0.08 - 0.20 d 0.110 0.114 0.120 2.80 2.90 3.04 e 0.082 0.093 0.104 2.10 2.37 2.64 e1 0.047 0.051 0.055 1.20 1.30 1.40 e 0.075 1.92 bsc e1 0.008 0.20 bsc l 0.015 0.020 0.024 0.40 0.50 0.60 l1 (0.021) (0.54) n 4 4 0 - 8 0 - 8 aaa 0.006 0.15 bbb 0.008 0.20 ccc 0.004 0.10 symbol inches millimeters c (0.087) (2.20) e1 0.076 1.92 e2 0.068 1.72 g 0.031 0.80 x1 0.039 1.00 x2 0.047 1.20 y 0.055 1.40 z 0.141 3.60 soldering footprint so t - 143 package outline & dimensions
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