features lead free as standard rohs compliant* low capacitance - 9 pf esd protection >40 kv applications personal digital assistants (pdas) mobile phones & accessories portable electronics adsl / vdsl cards electrical & thermal characteristics (@ t a = 25 c unless otherwise noted) CDSOT953-T05 - surface mount tvs diode *rohs compliant *rohs directive 2002/95/ec jan 27 2003 including annex. speci? cations are subject to change without notice. customers should verify actual device performance in their speci? c applications notes: 1. see peak pulse power vs. pulse time. general information asia-paci? c: tel: +886-2 2562-4117 fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 fax: +1-951 781-5700 www.bourns.com the CDSOT953-T05 device provides esd and eft protection for high speed data ports meeting iec 61000-4-2 (esd) and iec 61000-4-4 (eft) requirements. the transient voltage suppressor array offers a working peak reverse voltage of 5 v and minimum breakdown voltage of 6 v. the sot953 packaged device will mount directly onto the industry standard sot953 footprint. bourns ? chip diodes are easy to handle with standard pick and place equipment and their ? at con? guration minimizes roll away. parameter symbol CDSOT953-T05 unit peak pulse power (t p = 8/20 s) (note 1) p pk 25 w peak pulse current (t p = 8/20 s) i ppm 2a storage temperature t stg -55 to +150 oc operating temperature t opr -55 to +150 oc minimum breakdown voltage @ 1 ma v br 6v working peak voltage v m 5v maximum clamping voltage @ 8/20 s @ i pp v pp 12 v @ 2 a v maximum leakage current @ v wm i l 1a maximum forward voltage @ 10 ma v f 1v typical capacitance @ 0 v, 1 mhz c p 9pf 1 2 3 5 4 obsolete
speci? cations are subject to change without notice. customers should verify actual device performance in their speci? c applications CDSOT953-T05 - surface mount tvs diode product dimensions this is a molded sot953 package with lead free nickel paladium gold on the lead frame. it weighs approximately 3 mg and has a ? ammability rating of ul 94v-0. recommended footprint how to order cd sot953 - t 05 common diode chip diode package sot953 = sot953 package model t = transient voltage suppressor working peak reverse voltage 05 = 5 v rwm (volts) typical part marking CDSOT953-T05 ............................................................................ 5a 54 123 0.95 - 1.05 (0.037 - 0.041) 0.05 - 0.15 (0.002 - 0.006) 0.10 - 0.20 (0.004 - 0.008) 0.05 - 0.15 (0.002 - 0.006) 0.95 - 1.05 (0.037 - 0.041) 0.75 - 0.80 (0.029 - 0.034) 0.35 - 0.40 (0.014 - 0.016) 0.40 - 0.50 (0.019 - 0.020) millimeters (inches) dimensions = 0.90 (0.008) 0.20 (0.008) 0.35 (0.014) 0.70 (0.028) 0.20 (0.008) typ. typ. typ. typ. typ. obsolete
2 c2 -72.00 ns -5 5 15 25 35 28.000 ns 20.0 ns/div. esd test pulse: 25 kilovolt, 1/30 ns (waveshape) 128.00 ns 5 volts per division 20 40 60 80 100 120 0 030 25 20 15 10 5 i pp ? peak pulse current (% of i pp ) t ? time (s) test waveform parameters t t = 8 s t d = 20 s t t e t t d = t | i pp /2 100 20 40 60 80 0 25 0 % of rated power t l - lead temperature (c) 50 75 100 125 150 peak pulse power 8/20 s average power 10 1 1 0.01 10,000 p pp ? peak pulse current (w) t d ? pulse duration (s) 10 100 1,000 1 1 1 100 1,000 25 w, 8/20 s waveform speci? cations are subject to change without notice. customers should verify actual device performance in their speci? c applications CDSOT953-T05 - surface mount tvs diode rating & characteristic curves non-repetitive peak pulse power vs. pulse time pulse waveform overshoot & clamping voltage power derating curve obsolete
speci? cations are subject to change without notice. customers should verify actual device performance in their speci? c applications CDSOT953-T05 - surface mount tvs diode packaging information ....... ....... ....... ....... ....... ....... ....... ....... pa f e t 120 d 2 d d 1 w 1 c index hole p 0 p 1 w b 10 pitches (min.) direction of feed 10 pitches (min.) end trailer device leader start d the product will be dispensed in tape and reel format (see diagram below). devices are packed in accordance with eia standard rs-481-a. dimensions: mm (inches) item symbol cdsot953 carrier width a 1.17 0.05 (0.046 0.002) carrier length b 1.17 0.05 (0.046 0.002) carrier depth c 0.66 0.05 (0.026 0.002) sprocket hole d 1.55 0.05 (0.061 0.002) reel outside diameter d 178 (7.008) reel inner diameter d 1 50.0 (1.969) min. feed hole diameter d 2 13.0 0.20 (0.512 0.008) sprocket hole position e 1.75 0.10 (0.069 0.004) punch hole position f 3.50 0.05 (0.138 0.002) punch hole pitch p 4.00 0.10 (0.157 0.004) sprocket hole pitch p 0 4.00 0.10 (0.157 0.004) embossment center p 1 2.00 0.05 (0.079 0.002) overall tape thickness t 0.20 0.10 (0.008 0.004) ta p e w i d t h w 8.0 0.20 (0.315 0.008) reel width w 1 14.4 (0.567) max. quantity per reel -- 4000 07/09 obsolete
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