specifications are subject to change without notice. customers should verify actual device performance in their specific applications. 4b06b-514-rc - surge line protection module electrical characteristics resistance value, 50 ohm r1=r2=42 ohms ......................................................................1 % ratio tolerance r1/r2 .............................................................1 % resistance value, 100 ohm r1=r2=92 ohms ......................................................................1 % ratio tolerance r1/r2 .............................................................1 % pptc, r3 & r4, 8 ohms nominal value resistance range ..............................................5 ohms to 15 ohms ratio tolerance r3/r4 .........................matched to within 1.0 ohms trip time at 1 amp................................................2 seconds at 25 c hold current ............................................................................135 ma temperature range...................................................-40 oc to +85 oc physical characteristics body style ................................................................open frame sip substrate material ........................................................96 % alumina lead frame material .......................................copper, solder coated flammability .....................................................conforms to ul94v-0 functional characteristics lightning surge test.............................................10 x 700 s, 1.5 kv power induction..................................................................600 v rms power contact ....................................................................230 v rms features overvoltage/lightning protection to itu-t k.20/k.21/k.45 resettable overcurrent protection typical application is secondary protection on telecom line cards 1 2.54 (.100) 2 plcs. 2.54 (.100) 2 plcs. 5.08 (.200) 3 plcs. 25.65 (1.010) 4.32 (.170) max. 0.36 (.014) max. max. 4B06B-514-500 dcode max. 3.43 .38 (.135 .015) 12.32 (.485) 2 4 6 8 9 12 4 r1 r3 9 68 r2 r4 how to order 4b 06 b - 514 - xxx model (4b = open frame) number of pins physical configuration electrical configuration 514 = matched pair of resistors plus pptc resistance code ? 500 = 50 ? 101 = 100 product dimensions electrical schematic dimensions: millimeters (inches) 4b06b-514 -500 0121 circuit protection division asia-pacific: tel +886- (0)2 25624117 fax +886- (0)2 25624116 europe: tel +41-41 7685555 fax +41-41 7685510 the americas: tel +1-951 781-5500 fax +1-951 781-5700 www.bourns.com rev. 01/05
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