this is information on a product in full production. october 2012 doc id 023868 rev 1 1/7 7 ESDALCL6-2SC6 very low capacitance and low leakage current esd protection datasheet ? production data features 2 data-line protection protects v bus very low capacitance: 2.5 pf typ. very low leakage current: ? 10 na at 3 v ? 1 na at 1 v rohs compliant complies with the following standards: iec 61000-4-2 level 4 and higher: ? 30 kv (air discharge) ? 15 kv (contact discharge) mil std883g-method 3015-7 ? 25 kv (human body model) applications usb 2.0 ports up to 480 mb/s (high speed) compatible with usb 2.0 ethernet port: 10/100 mb/s sim card protection video line protection portable healthcare equipment description the ESDALCL6-2SC6 is a monolithic application specific device dedicated to esd protection of high speed interfaces, such as usb 2.0, ethernet links and video lines. the very low line capacitance secures a high level of signal integrity without compromising in protecting sensitive chips against the most stringently characterized esd strikes. its low leakage current makes it suitable for portable equipment. figure 1. functional diagram (top view) sot23-6l ESDALCL6-2SC6 1 1 6 2 5 3 4 i/o1 i/o1 gnd v bus i/o2 i/o2 www.st.com
characteristics ESDALCL6-2SC6 2/7 doc id 023868 rev 1 1 characteristics table 1. absolute ratings symbol parameter value unit v pp peak pulse voltage iec 61000-4-2 air discharge iec 61000-4-2 contact discharge mil std883g-method 3015-7 30 15 25 kv t stg storage temperature range -55 to +150 c t j operating junction temperature range -40 to +125 c t l lead solder temperature (10 seconds duration) 260 c table 2. electrical characteristics (t amb = 25 c) symbol parameter test conditions value unit min. typ. max. v br i r = 1 ma 6 v i rm v rm = 3 v, v cc to gnd 10 na v rm = 1 v, v cc to gnd 1 v f forward voltage i f = 10 ma 1.1 v v cl clamping voltage i pp = 1 a, 8/20 s any i/o pin to gnd 12 v i pp = 5 a, 8/20 s any i/o pin to gnd 17 v c i/o-gnd capacitance between i/o and gnd v r = 1.65 v 2.5 3.5 pf c i/o-gnd 0.015 c i/o-i/o capacitance between i/o v r = 1.65 v 1.2 1.7 pf c i/o-i/o 0.04
ESDALCL6-2SC6 characteristics doc id 023868 rev 1 3/7 figure 2. capacitance versus voltage (typical values) figure 3. line capacitance versus frequency (typical values) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 c(pf) f=1mhz v =30mv t =25c osc rms j c =i/o-i/o j c =i/o-gnd o data line voltage (v) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 1 10 100 1000 c(pf) v =30mv t =25c osc rms j v =0v to 3.3v line f(mhz) figure 4. leakage current versus junction temperature (typical values, v r =1v) figure 5. leakage current versus reverse applied voltage (typical values) 1 10 100 1000 10000 0 20 40 60 80 100 120 140 i r (pa) t (c) j 0 200 400 600 800 1000 1200 1400 1600 1800 2000 012345678 i r (pa) v r (v) figure 6. esd response to iec 61000-4-2 (+8 kv contact discharge) figure 7. esd response to iec 6100-4-2 (-8 kv contact discharge) 20 v/div 138 v 23 v 19 v 1 2 3 3v 4 v : esd peak voltage v :clamping voltage at 30 ns v :clamping voltage at 60 ns pp cl cl v :clamping voltage at 100 ns cl 1 2 3 4 20 ns/div 20 v/div -5 v -2 v 4 3 20 ns/div v : esd peak voltage v :clamping voltage at 30 ns v :clamping voltage at 60 ns pp cl cl v :clamping voltage at 100 ns cl 1 2 3 4 -81 v 1 -5 v 2
ordering information scheme ESDALCL6-2SC6 4/7 doc id 023868 rev 1 2 ordering information scheme figure 10. ordering information scheme figure 8. s21 attenuation measurement result figure 9. usb2.0 eye diagram -3db 100.0k 1.0m 10.0m 100.0m 1.0g - 20.00 - 15.00 - 10.00 - 5.00 0.00 f(hz) s21(db) 347.2 ps/div 200 mv/div esda lc l 6 - 2 sc 6 esd array low capacitance package low leakage breakdown voltage number of lines 2 6 = 6 volts minimum = 2 lines 6 = 6 leads sc = sot-23
ESDALCL6-2SC6 package information doc id 023868 rev 1 5/7 3 package information epoxy meets ul94, v0 lead-free packages in order to meet environmental requirements, st offers these devices in different grades of ecopack ? packages, depending on their level of environmental compliance. ecopack ? specifications, grade definitions and product status are available at: www.st.com . ecopack ? is an st trademark. table 3. sot23-6l dimensions ref. dimensions millimeters inches min. typ. max. min. typ. max. a 0.90 1.45 0.035 0.057 a1 0 0.15 0 0.006 a2 0.90 1.30 0.035 0.051 b 0.30 0.50 0.012 0.020 c 0.09 0.20 0.004 0.008 d 2.80 3.05 0.11 0.118 e 1.50 1.75 0.059 0.069 e0.95 0.037 h 2.60 3.00 0.102 0.118 l 0.30 0.60 0.012 0.024 0 10 0 10 figure 11. sot23-6l footprint dimensions in mm figure 12. sot23-6l marking a2 a l h c b e d e e a1 q 0.95 0.60 1.20 1.10 3.50 2.30 ll26
ordering information ESDALCL6-2SC6 6/7 doc id 023868 rev 1 4 ordering information 5 revision history table 4. ordering information order code marking package weight base qty delivery mode ESDALCL6-2SC6 ll26 sot23-6l 16.7 mg 3000 tape and reel table 5. document revision history date revision changes 31-oct-2012 1 first issue.
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