rev 1 december 2005 1/6 6 esdalc14v2-2bp5 ESDALC25-2BP5 low capacitance transil? array for esd protection main applications where transient overvoltage protection in esd sensitive equipment is required, such as : computers printers communication systems such as xdsl modem video equipment this device is particularly adapted to the protection of symmetrical systems features 2 bidirectional transil functions breakdown voltage: v br = 14.2 v and 25 v minimum low leakage current: < 1 a low diode capacitance: 14 and 8 pf at 3 v very small pcb area < 2.6 mm 2 description the esdalcxx-2bp5 is a monolithic array designed to protect up to 2 lines against esd transients. the device is ideal for situations where board space saving is required. benefits high esd protection level high integration suitable for high density boards order codes esdalcxx-2bp5 functional diagram complies with the following standards iec61000-4-2 mil std 883e - method 3015-7 class 3 tm: transil is a trademark of stmicroelectronics part number marking esdalc14v2-2bp5 a3 ESDALC25-2BP5 a4 level 4 15 kv (air discharge) 8 kv(contact discharge) 25 kv hbm (human body model) sot665 (jedec sc89-5l) www.st.com obsolete product(s) - obsolete product(s) obsolete product(s) - obsolete product(s)
1 characteristics esdalc14v2-2bp5 / ESDALC25-2BP5 2/6 1 characteristics 1.1 electrical characteristics (tamb = 25c) table 1. absolute ratings (t amb = 25c) symbol parameter value unit p pp peak pulse power (8/20 s) (1) 1. for a surge greater than the maximum val ues, the diode will fail in short circuit 50 w t j junction temperature 150 c t stg storage temperature range -55 to +150 c t l maximum lead temperature for soldering during 10s 260 c t op operating temperature range (2) 2. the values of the operating parameters vers us temperature are given through curves and t parameter. -40 to +150 c symbol parameter v rm stand-off voltage v br breakdown voltage v cl clamping voltage i rm leakage current i pp peak pulse current t voltage temperature coefficient v f forward voltage drop c capacitance r d dynamic resistance part numbers v br @ i r i rm @ v rm r d tc min. max. max. typ. max. typ. 3v bias vvmaav ? 10 -4 /c pf esdalc14v2-2bp5 14.2 18 1 1 12 1.5 7 14 ESDALC25-2BP5 25 29.7 1 1 24 1.3 8 8 v i v cl v cl v br v br v rm v rm i rm i pp slope: 1/r d obsolete product(s) - obsolete product(s) obsolete product(s) - obsolete product(s)
esdalc14v2-2bp5 / ESDALC25-2BP5 1 characteristics 3/6 figure 1. peak pulse power versus initial junction temperature figure 2. peak pulse power versus exponential pulse duration figure 3. clamping voltage versus peak pulse current (maximum values, rectangular waveform) figure 4. junction capacitance versus reverse applied voltage (typical values) figure 5. relative variation of leakage current versus junction temperature (typical values) figure 6. esd response to iec61000-4-2 (air discharge 15kv, positive surge) p pp [t j initial] / p pp [t j initial = 25 c] 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 0 25 50 75 100 125 150 t j (c) p pp (w) 1 10 100 t j initial = 25c esdalc14v2-2bp5 ESDALC25-2BP5 t p (s) i pp (a) 0.1 1.0 10.0 100.0 0 1020304050607080 t p =2.5s t j initial =25c esdalc14v2-2bp5 ESDALC25-2BP5 v cl (v) c(pf) 0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0 0 2 4 6 8 10 12 14 16 18 20 22 24 f=1mhz vosc=30mv rms tj=25c esdalc14v2-2bp5 ESDALC25-2BP5 v(v) line i r [t j ] / i r [t j =25c] 1 10 100 25 50 75 100 125 150 esdalc14v2-2bp5 ESDALC25-2BP5 t j (c) v(i/o) esdalc14v2-2bp5 obsolete product(s) - obsolete product(s) obsolete product(s) - obsolete product(s)
2 ordering information scheme esdalc14v2-2bp5 / ESDALC25-2BP5 4/6 2 ordering information scheme 3 package mechanical data 3.1 sot665 package ref. dimensions millimeters inches min. max. min. max. a 0.50 0.60 0.020 0.024 bp 0.17 0.27 0.007 0.011 c 0.08 0.18 0.003 0.007 d 1.50 1.70 0.060 0.067 e 1.10 1.30 0.043 0.051 e 1.00 0.040 e1 0.50 0.020 he 1.50 1.70 0.059 0.067 lp 0.10 0.30 0.004 0.012 esda lc xx - 2 b p5 esd array low capacitance breakdown voltage number of transil functions type package b = bidirectional p5 = sot665 d bp e1 e e lp he a u obsolete product(s) - obsolete product(s) obsolete product(s) - obsolete product(s)
esdalc14v2-2bp5 / ESDALC25-2BP5 4 ordering information 5/6 figure 7. footprint dimensions in order to meet environmental requirements, st offers these devices in ecopack? packages. these packages have a lead-free second level interconnect . the category of second level interconnect is marked on the package and on the inner box label, in compliance with jedec standard jesd97. the maximum ratings related to soldering conditions are also marked on the inner box label. ecopack is an st trademark. ecopack specifications are available at: www.st.com. 4 ordering information 5 revision history part number marking package weight base qty delivery mode esdalc14v2-2bp5 a3 sot665 2.9 mg 3000 tape & reel ESDALC25-2BP5 a4 date revision changes 08-dec-2005 1 first issue 0.5 0.3 2.75 0.43 1.16 dimensions in mm obsolete product(s) - obsolete product(s) obsolete product(s) - obsolete product(s)
5 revision history esdalc14v2-2bp5 / ESDALC25-2BP5 6/6 information furnished is believed to be accurate and reliable. however, stmicroelectronics assu mes no responsibility for the co nsequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specifications mentioned in this publicati on are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics prod ucts are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectro nics. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners ? 2005 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com obsolete product(s) - obsolete product(s) obsolete product(s) - obsolete product(s)
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