lightning & esd protection for gigabit ethernet interface low capacitance revision march 06, 2014 1 / 3 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. ULC33CP8 socay electronics co., ltd. www.socay.com dfn2010p8 the ULC33CP8 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 150 watts peak pulse power per line (tp=8/20 s) u protects up to two bidirectional i/o lines u low capacitance (1pf) for high-speed interfaces u working voltages : 3.0v u ultra-small package requires less than 2.0x1.0mm of pcb area u iec61000-4-2 (esd) 25kv (air), 15kv (contact) u iec61000-4-4 (eft) 40a (5/50ns) u iec61000-4-5 (lightning) 10a (8/20 s) u 10/100/1000 ethernet u integrated magnetics / rj-45 connectors u lan/wan equipment u security cameras u industrial controls u peripherals u notebooks & desktop computers u dfn2010p8 (2.0x1.0mm) package u molding compound flammability rating : ul 94v-0 u weight 1.0 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) 150 w t l lead soldering temperature 260 (10sec) o c t stg storage temperature range -55 to +150 o c t op operating temperature range -55 to +150 o c iec61000-4-2 (esd) air discharge 25 kv contact discharge 15 iec61000-4-4 (eft) 40 a iec61000-4-5 ( lightning ) 10 a mechanical characteristics d escription feature functional diagram m echanical characteristics applications
lightning & esd protection for gigabit ethernet interface low capacitance revision march 06, 2014 2 / 3 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. ULC33CP8 socay electronics co., ltd. www.socay.com part number device marking v rwm (v) (max.) v b (v) (min.) i t (ma) v c @1a (max.) v c i r ( a) (max.) c (pf) (typ.) (max.) (@a) ULC33CP8 u33 3.0 3.5 1 7.0 15 10 1 1 fig1. 8/20 s pulse waveform fig2. esd pulse waveform (according to iec 61000-4-2) fig3. 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 60ns 10% percent of peak pulse current % 30ns tr = 0.7~1ns time (ns) 90% 100% 0 25 50 75 100 125 150 110 100 40 30 20 10 0 % of rated power 90 80 70 60 50 ambient temperature C t a ( o c )
lightning & esd protection for gigabit ethernet interface low capacitance revision march 06, 2014 3 / 3 @ socay electronics co., ltd. 2014 specifications are subject to change without notice. please refer to www.socay.com for current information. ULC33CP8 socay electronics co., ltd. www.socay.com fig4. esd clamping (+8kv contac per iec61000-4-2) fig5. esd clamping (-8kv contac per iec61000-4-2) symbol millimeters inches min. max. min. max. a 0.700 0.800 0.028 0.031 a1 0.000 0.050 0.000 0.002 a3 0.120ref 0.005ref d 1.924 2.076 0.076 0.082 e 0.924 1.076 0.036 0.042 k 0.200min 0.008min b 0.180 0.280 0.007 0.011 e 0.500typ. 0.020typ. l 0.274 0.426 0.011 0.017 dfn2010p8 package outline & dimensions
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