CMXESD70-4 surface mount silicon low capacitance esd protection 4-line diode array description: the central semiconductor CMXESD70-4 is a 4-line silicon diode array packaged in the sot-26 surface mount case. this device, with its low capacitance, is designed to protect four high speed data or transmission lines from over-voltage transients and esd damage. marking code: ctv70 applications: ? usb 2.0 power and data line protection ? hdmi ? dvi ? ethernet ports features: ? low capacitance ? protects four i/o lines ? protects supply voltage rail maximum ratings: (t a =25c) symbol units peak repetitive reverse voltage v rrm 70 v continuous reverse voltage v r 70 v continuous forward current i f 200 ma peak repetitive forward current i frm 450 ma peak forward surge current, tp=1.0s i fsm 2.0 a peak forward surge current, tp=1.0s i fsm 0.5 a esd voltage (iec 61000-4-2, air) v esd 15 kv esd voltage (iec 61000-4-2, contact) v esd 8.0 kv operating and storage junction temperature t j , t stg -55 to +150 c thermal resistance ja 556 c/w electrical characteristics per diode: (t a =25c unless otherwise noted) symbol test conditions min typ max units i r v r =3.3v 12 30 na i r v r =70v 0.03 1.0 a i r v r =70v, t j =150c 55 100 a bv r i r =100a 70 v v f i f =1.0ma 0.61 0.715 v v f i f =10ma 0.74 0.855 v v f i f =50ma 0.88 1.0 v v f i f =150ma 1.07 1.25 v c j v r =0v, f=1.0mhz (i/o to i/o) 0.45 0.9 pf c j v r =0v, f=1.0mhz (i/o to gnd) 0.77 1.0 pf sot-26 case r3 (2-april 2015) www.centralsemi.com
CMXESD70-4 surface mount silicon low capacitance esd protection 4-line diode array www.centralsemi.com pin configuration sot-26 case - mechanical outline lead code: 1) i/o 1 2) ground 3) i/o 2 4) i/o 3 5) supply voltage (v cc ) 6) i/o 4 marking code: ctv70 theory of operation: in this configuration, when the transient voltage exceeds the sum of the diode forward voltage drop (v f ), plus the supply voltage (v cc ), the diode will direct the surge to the supply, thereby protecting the high speed data line. r3 (2-april 2015)
CMXESD70-4 surface mount silicon low capacitance esd protection 4-line diode array typical electrical characteristics r3 (2-april 2015) www.centralsemi.com
CMXESD70-4 surface mount silicon low capacitance esd protection 4-line diode array services ? bonded inventory ? custom electrical screening ? custom electrical characteristic curves ? spice models ? custom packaging ? package base options ? custom device development / multi discrete modules (mdm?) ? bare die available for hybrid applications limitations and damages disclaimer: in no event shall central be liable for any collateral, indirect, punitive, incidental, consequential, or exemplary damages in connection with or arising out of a purchase order or contract or the use of products provided hereunder, regardless of whether central has been advised of the possibility of such damages. excluded damages shall include, but not be restricted to: cost of removal or reinstallation, rework, ancillary costs to the procurement of substitute products, loss of profits, loss of savings, loss of use, loss of data, or business interruption. no claim, suit, or action shall be brought against central more than two (2) years after the related cause of action has occurred. in no event shall centrals aggregate liability from any warranty, indemnity, or other obligation arising out of or in connection with a purchase order or contract, or any use of any central product provided hereunder, exceed the total amount paid to central for the specific products sold under a purchase order or contract with respect to which losses or damages are claimed. the existence of more than one (1) claim against the specific products sold to buyer under a purchase order or contract shall not enlarge or extend this limit. buyer understands and agrees that the foregoing liability limitations are essential elements of a purchase order or contract and that in the absence of such limitations, the material and economic terms of the purchase order or contract would be substantially different. www.centralsemi.com r3 (2-april 2015)
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