skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sal es@skyworks inc.com ? www.skyworksinc.com 200139h ? skyworks proprietary information ? products and product informatio n are subject to change without notice ? january 25 , 2011 1 data sheet cdb, cdc, cdf serie s : silicon schottky diode chip s applications ? detectors ? mixers features ? low capacitance for use beyond 40 ghz ? zbd and low barrier designs ? p - type and n - type junctions ? large bond pad chip design ? packages rated msl 1 , 260 c per j edec j - std - 020) description skyworks silicon schottky diode chips are intended for use as detector and mixer devices in hybrid integrated circuits at frequencies from below 100 mhz to higher than 40 ghz. skyworks universal chip design features a f our - mil diameter bond pad that is offset from the semiconductor junction , which prevents damage to the active junction as a result of wire bonding. as detectors, these schottky diode chips all have the same voltage sensitivity as long as the output video i mpedance is much higher than the video resistance of the diode. p - type schottky diodes generate lower 1/f noise and are preferred for doppler mixers and biased detector applications. the bond pad for the p - type schottky diode is the cathode. n - type schottk y diodes have lower parasitic resistance, lower series resistance , and perform with lower conversion loss in mixer circuits. the bond pad for the n - type schottky diode is the anode.
data sheet ? cdb , cdc, cdf series: silicon schottky diode chip s 4lzpslt4pmvujpotodt1ipof - b - tbmttlzxslt joddxxxtlzxsltjodd 2 +bovbsz lzxsltssjbszos bjo sevdtboesevd osbj obsvdibojivjd table 1. cdb , cdc , cdf diode series absolute maximum ratings parameter symbol minimum maximum units 3ffstfpmubhf v r jojv b bmvtjobm v sxbsedvsso i ma xsejttjbjo d sbsbvs t C + sbjosbvs t a C note: tvsbjvsbjodoej jotsoeesjetbzsevdejdsmjbjmjzisjtoebbejdxjiomzobsbstbimj jboebmmis bsbsttbsmxijsojobmbmvdejobozimjjtmjteisbzstvmjosbooeb biejd caution : although this device is designed to be as robust as possible, electrostatic discharge (esd) can damage this device. this devi ce must be protected at all times from esd. static charges may easily produce potentials of several kilovolts on the human body or equipment, which can discharge without detection. industry - standard esd precautio ns should be used at all times. the cdb , cdc, cdf series of schottky diodes are class 0 human body model (hbm) and class c4 charged device model (cdm) esd devices. table 2. cdb, cdc, cdf diode series electrical specifications (note 1) (t a = +25 c, unless otherwise noted) part number barrier junction type c j (note 2) (pf) r t (note 3) ( ) v f @ 1 m a (ma) v b (note 4) (v) r v @ zero bias (k ) outline drawing max max min - max min typ - low - 2 - - low - 2 - - zbd - - - zbd - 2 - - low - 2 - - low - 2 - note 1: ssbodjtvbsboeomzvoesidoejjotmjtejoijtbmboejtovbsboesivmm sbjostsbsbvssbotsbjobmbe sbvstbzs evdsmjbjmjziejd note 2 : j smxbssjsejettdjjeb . j s; eje ttdjjebsstjbt note 3 : r t jtitmstjtbodb .bjv r s is dbmdvmbes s = r t C 2. . note 4 : v b smxbssjsejetjttdjjeb sstdvsso r a; v b s; eje tjttdjjeb a. electrical and mechanical specifications 5ifbctpmvufnbnvnsbuohtpuif boetfsft p4dipuuzepeftbsfspefeo5bcmfmfdusdbm tfddbupotbsfspefeo5bcmf 2. zjdbmssbod dibsbdsjtjdtbsjmmvtsbejojvstisvi jvstixtideedembtotjjjzbtb vodjotvsdjebodjobovovoedjsdvjib totjjjzjttvtbojbmmzjodsbtezsbotsjoitvsd jebods u p i j h i f s w b m v f t . b y j n v n t f o t j u j w j u z p d d v s t x i f o u i f t p v s d f j n q f e b o d f f r v b m t u i f w j e f p s f t j t u b o d f obedsdjsdvjsbjobsjbteoejooije mbejebodb;ejdxji bsstmb mttibo k bzstotj jibobmx - bssjsejexji b sstmb sbsibol tixojojvssxbsejbte ejetibssbvstbjmjzboebmtbzvtejo sbvs - dotbeedsdjsdvjt zjdbmtdibjdejbsbtsbsjbteboebjbte edsbstixojojvs ibttdjbe embsbstsiboe tsjtdilzejetbsmjtejobm bdlbejotjotbssjeejojvs
data sheet ? cdb, cdc, cdf series : silicon schottky d iode chips 4lzpslt4pmvujpotodt1ipof - b - tbmttlzxslt joddxxxtlzxsltjodd lzxsltssjbszboe ojeojbmjosbjo sevdtboesevd osbj obsvdibojivjd +bovbsz package and handling information otusvdupotpouiftiohdpoubofsmbcfmsfhbseohfptvsfup nptuvsfbufsuif dpoubofstfbmtcspfonvtucfpmmpfe 0uifstfspcmfntsfmbufeupnptuvsfbctpsuponbzpddvs ifouifbsuttvcfdufeupihiufnfsbuvsfevsohtpmefs bttfncmz i tsjtdilzejet jtsbe.jtvs otjjjz- m.- b dbovtesmbes mbe - stmesjosbeejjobmjosbjossi lzxsltmjdbjo solder reflow information epdfo ocfs bsvtbloxiobbdijoijtsevdxiisjjt eo bovbmmzsjobsevdjotmessmxojsoo sevdjorvbojjtijtsevdbstijejobtboebse bboesmsbsbdlbjoebjmtssilzxslt mjdbjo discrete devices and ic switch/attenuators tape an d reel package orientation epdfoocfs typical performance characteristics (characteristic impedance [z 0 ] = 50 ) figure 1. detected voltage vs input power and rf source impedance figure 3. detected voltage vs forward current figure 2. video resistance vs forward bias current
data sheet ? cdb , cdc, cdf series: silicon schottky diode chip s 4lzpslt4pmvujpotodt1ipof - b - tbmttlzxslt joddxxxtlzxsltjodd +bovbsz lzxsltssjbszos bjo sevdtboesevd osbj obsvdibojivjd figure 4. typical biased and zero - biased detector circuits table 3. cdb, cdc, cdf diode series spice model parameters parameter cdb7619 cdb7620 cdf7621 cdf7623 cdc7630 cdc7631 units i s - - - - - - a r s C tt - - - - - e- s d jo m C e xti 2 2 2 2 2 2 C C b v 2 2 2 2 v i bv - - - - - - a v j v
data sheet ? cdb, cdc, cdf series : silicon schottky d iode chips 4lzpslt4pmvujpotodt1ipof - b - tbmttlzxslt joddxxxtlzxsltjodd lzxsltssjbszboe ojeojbmjosbjo sevdtboesevd osbj obsvdibojivjd +bovbsz figure 5 . 571- 006 (cathode bond pad) or 571 - 011 (anode bond pad) package dimensions
data sheet ? cdb , cdc, cdf series: silicon schottky diode chip s 4lzpslt4pmvujpotodt1ipof - b - tbmttlzxslt joddxxxtlzxsltjodd +bovbsz lzxsltssjbszos bjo sevdtboesevd osbj obsvdibojivjd zsji - lzxsltmvjotodmmjittse osbjojoijtedvojtsjeejodoodjox jilzxsltmvjotodilzxsltwsevdtstsjdtitbsjbmtjodmvejoijosbjodobjoeisjo bssjeez lzxsltbtbtsjdjtdvtstboebzvtesjosbjobmvsttomzzidvtslzxsltbt tvtostotjjmjzsssstsjttjotjoitbsjbmtsi josbjodobjoeisjolzxsltbzdibojtedvobjosevdttsjdttdjjdbjotssevdetdsjj otbbozjxjivojdlzxsltbltodj o vebibsjbmtsjosbjoboetibmmibostotjjmjzxibtssdomjdtjodbjjmjjtsisej jdvmjtbsjtjosbozvvsdibot mjdotxiissttjmjeztmsisxjtjtsboebo zjommdvbmsszsjitzijtedvolzxsltbttvtomjbjmjzsbozbsjbmtsevdts josbjosjeeisvoesjodmvejoitbmejtsjvjossevdjosvtlzxsltsevdtjosbjosb sjbmtdbtb zsjeejolzxsltstboeoejjot bm .-.iw::.- :- -. -:.2-: - .:---:--:-: -.::.-.. .-: ----:.--.:--:2 -.--. --.:-. .-..- -:. lzxsltsevdtbsojooeesvtjoejdbmmjtbjosmj - tvtbjojobmjdbjotsisrvjojoxijdi ibjmvsilzxsltsevdtdvmembestobmjovsz ebiiztjdbmsojsoobmebblzxsltdvtstvtjostmmjolzxsltsevdtsvtjotvdibmjdbjote tbijsxosjtlboebsvmmzjoeojzlzxslt sboz ebbtstvmjostvdijssvtstbm vtstbsstotjmsijssevdtboebmjdbjotvtjolzxsltsevdtxijdibzejbsvmjtietdj jdbjotbtbstvmetjoedtssstssbjo sevdt vtjevmjtiebsbstsetjotdjjdbjotvtsttivmejodmveetjoboesbjotbvbsetjojj itboeissjtltlzxsltbttvtomjbjmjzs bmjdbjotbttjtboddvtssevdetjosebbbozrvj ostvmjosivtlzxsltsevdtvtjetbevmjtietdjjdbjotsbsbst lzxsltilzxslttzmboeisblisvijmjdjzwbssbebsltssjtsesbebsltlzxsltmvjot odjoiojeb tboeisdvosjtijse - bs zsboet boeobtbssjeojjdbjovsttomzboebsisszijsstdjxosteejjobmjosbjojodm vejosmbostboedoejjottebxxxtlzxsltjodd bsjodssbezssod
|
