500mw zener diode semelab limited reserves the right to change test c onditions, parameter limits and package dimensions without notice. information furnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any errors or omissions discovered in its use. semelab encourage s customers to verify that datasheets are current before placing o rders. semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8854 issue 3 page 1 of 4 1n6328d2a / 1n6328d2b standard 5% zener voltage tolerance dlcc2 hermetic ceramic package designed as a drop-in replacement for ?d-5a?/ ?a-melf? package space level and high-reliability screening options av ailable absolute maximum ratings (t a = 25c unless otherwise stated) p t total power dissipation at t a = 25c 500mw t j junction temperature range -65 to +175c t stg storage temperature range -65 to +175c t sp maximum soldering pad temperature for 20s 260c thermal properties symbols parameters max. units r ja(pcb) thermal resistance, junction to ambient (1) 300 c/w (1) pcb = fr4 ? 0.0625 inch (1.59mm), 1 layer, 1.0-oz c u, 0.007 inch 2 (1.7mm x 2.76mm 2 ) pad size, horizontal, in still air
500mw zener diode 1n6328d2a / 1n6328d2b semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8854 issue 3 page 2 of 4 electrical characteristics (t a = 25c unless otherwise stated) symbols parameters test conditions min. typ max. units v z2 i z2 = 8.5ma 14.25 15 15.75 v z1 zener voltage i z1 = 250 a 13.8 v z(reg) (2) voltage regulation 0.70 v r reverse voltage 11 v z z dynamic impedance i z2 = 8.5ma 10 z zk dynamic impedance i z1 = 250 a 600 w t a = 25c 0.05 i r reverse current v r = 11v t a = 150c 10 a i zm zener current 28 ma i zsm surge current 0.62 a n d noise density i zt = 250a 1-3khz 100 hz v a v z temp coeff. of v z +0.082 %/c dynamic characteristics c capacitance v r = 0v f = 1.0mhz 350 pf note notenote note (2) voltage regulation v z(reg) is the measured voltage change at thermal equilibr ium between the current of 10% and 50% of maximum zener current i zm when the pad temperature is maintained at 25c =+ 8c, -2c.
500mw zener diode 1n6328d2a / 1n6328d2b semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8854 issue 3 page 3 of 4 mechanical data * the additional contact provides a connection to t he lid in the application. connecting the metal lid to a known electrical potential stops deep dielectric discharge in space applications; see the space weather link www.semelab.co.uk/dlcc2.html on the semelab web site. package variant to be specified at order. other package outlines may be available ? contact s emelab sales to enquire dlcc2 variant a (d2a) pad 1 anode pad 2 cathode dimension mm inches a 5.00 0.10 0.197 0.004 b 2.61 0.10 0.103 0.004 c 1.08 0.10 0.043 0.004 d 1.76 0.10 0.069 0.004 dlcc2 variant b (d2b) pad 1 anode pad 2 cathode pad 3 lid contact to anode* dimension mm inches a 5.00 0.10 0.197 0.004 b 2.61 0.10 0.103 0.004 c 1.08 0.10 0.043 0.004 d 1.76 0.10 0.069 0.004 a b c solder pad layout d - 5a dimension mm inches a 6.25 0.246 b 1.70 0.067 c 2.67 0.105 dlcc2/ d-5a melf overlay
500mw zener diode 1n6328d2a / 1n6328d2b semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8854 issue 3 page 4 of 4 screening options space level (jqrs/esa) and high reliability options a re available in accordance with the high reliability and screening options handbook available for download from the from the tt electronics semelab web site. esa quality level products are based on the testing procedures specified in the generic escc 5000 and in the corresponding part detail specifications. semelabs qr216 and qr217 processing specifications (jqrs), in conjunction with the companies iso 9001: 2000 approval present a viable alternative to the america n mil- prf-19500 space level processing. qr217 (space level quality conformance) is based on the quality conformance inspection requirements of mil- prf- 19500 groups a (table v), b (table via), c (table vi i) and also esa / escc 5000 (chart f4) lot validation tests. qr216 (space level screening) is based on the scree ning requirements of mil-prf-19500 (table iv) and also e sa /escc 5000 (chart f3). jqrs parts are processed to the device data sheet a nd screened to qr216 with conformance testing to q217 groups a and b in accordance with mil-std-750 method s and procedures. additional conformance options are available, for ex ample pre-cap visual inspection, buy-off visit or data pac ks. these are chargeable and must be specified at the o rder stage (see ordering information). minimum order quantities may apply. alternative or additional customer specific conforma nce or screening requirements would be considered. contact semelab sales with enquires. marking details parts can be laser marked with approximately 7 char acters on two lines and always includes cathode identifica tion. typical marking would include part or specification number, week of seal or serial number subject to available space and legibility. customer specific marking requirements can be arrang ed at the time of order. example marking: ordering information part numbers are built up from type, package varian t, and screening level. the part numbers are extended to i nclude the additional options as shown below. type ? see electrical stability characteristics tab le package variant ? see mechanical data screening level ? see screening options (esa / jqrs) additional options: customer pre-cap visual inspection .cvp customer buy-off visit .cvb data pack .da solderability samples .ss scanning electron microscopy .sem radiography (x-ray) .xray total dose radiation test .rad mil-prf-19500 (qr217) group b charge .grpb group b destructive mechanical samples .gbdm (12 pi eces) group c charge .grpc group c destructive electrical samples .gcde (12 pi eces) group c destructive mechanical samples .gcdm (6 pie ces) esa/escc lot validation testing (subgroup 1) charge .lvt1 lvt1 destructive samples (environmental) .l1de (15 pieces) lvt1 destructive samples (mechanical) .l1dm (15 pie ces) lot validation testing (subgroup 2) charge .lvt2 lvt2 endurance samples (electrical) .l2d (15 pieces ) lot validation testing (subgroup 3) charge .lvt3 lvt3 destructive samples (mechanical) .l3d (5 piece s) additional option notes: 1) all ?additional options? are chargeable and must be specified at order stage. 2) when group b,c or lvt is required, additional el ectrical and mechanical destructive samples must be ordered 3) all destructive samples are marked the same as o ther production parts unless otherwise requested. example ordering information: the following example is for the 1n6328 part with pa ckage variant a, jqrs screening, additional group c confor mance testing and a data pack. part numbers: 1n6328d2a-jqrs (include quantity for flight parts) 1n6328d2a-jqrs.grpc (chargeable conformance option) 1n6328d2a-jqrs.gcde (charge for destructive parts) 1n6328d2a-jqrs.gcdm (charge for destructive parts) 1n6328d2a-jqrs.da (charge for data pack) customers with any specific requirements (e.g. marki ng or screening) may be supplied with a similar alternati ve part number (there is maximum 20 character limit to part numbers). contact semelab sales with enquiries high reliability and screening options handbook link : http://www.semelab.co.uk/pdf/misc/documents/hirel_ and_screening_options.pdf
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