document number: 31030 revision 01-aug-02 www.vishay.com 66 fp1/2p, 1p, 2p, 3p, 69p vishay dale for technical questions, contact ff2aresistors@vishay.com ordering information marking fp1/2p fp1p fp2p fp3p fp69p fp2p model 1k00 = 1000 ohm 1k00 value 1% tolerance 1% 2% 5% dale value tolerance style and case size date code (year/week) metal film resistors, pulse withstanding protective model fp1/2p fp1p fp2p fp3p fp69p note: pulse withstanding capabilities are value dependent. value above the cutoff value, shown above, will meet all the surge test requirements shown on next page. features ? special vishay dale design provides lightning withstand characteristics along with resistor functionality ? a thicker tin oxide power film system provides lightning surge absorption capabilities ? higher turns ratio and glass substrate provide sharper fusing characteristic than the standard flameproof product line ? protect against a variety of electrical hazards which can change or destroy sensitive electronic equipment including high energy voltage surges caused by power line anomalies (direct power crosses or inductively coupled effects) and other momentary overvoltages cut-off value 2k00 1k00 300r 250r 400r power rating p 70 c w 1/2 1 2 3 2 resistance range ? 10r - 1m 10r - 1m 10r - 1.5m 10r - 1m 10r - 1m tolerance 1%, 2%, 5% 1%, 2%, 5% 1%, 2%, 5% 1%, 2%, 5% 1%, 2%, 5% standard electrical specifications
www.vishay.com 67 fp1/2p, 1p, 2p, 3p, 69p vishay dale document number: 31030 revision 01-aug-02 for technical questions, contact ff2aresistors@vishay.com dimensions in inches [millimeters] b 0.138 + 0.012 - 0.023 [3.51 + 0.31 - 0.58] 0.190 + 0.007 - 0.015 [4.83 + 0.18 - 0.38] 0.300 0.020 [7.62 0.51] 0.300 0.020 [7.62 0.51] 0.225 0.012 [5.72 0.31] model fp1/2p fp1p fp2p fp3p fp69p a 1.500 0.125 [38.10 3.18] d b d 0.032 0.002 [0.81 0.05] 0.032 0.002 [0.81 0.05] 0.032 0.002 [0.81 0.05] 0.032 0.002 [0.81 0.05] 0.032 0.002 [0.81 0.05] a 0.360 0.020 [9.14 0.51] 0.560 0.031 [14.22 0.79] 0.687 0.031 [17.45 0.79] 0.900 0.055 [22.86 1.40] 0.516 0.021 [13.11 0.53] metal film resistors, pulse withstanding protective % of rated power ambient temperature c 120 100 80 60 40 20 0 0 50 100 150 200 250 300 derating fp1/2p fp1p, fp2p, fp3p % of rated power ambient temperature c 120 100 80 60 40 20 0 0 50 100 150 200 250 300 derating 3w 2w fp69p 0.6w + 70 c + 25 c
document number: 31030 revision 01-aug-02 www.vishay.com 68 fp1/2p, 1p, 2p, 3p, 69p vishay dale for technical questions, contact ff2aresistors@vishay.com lightning pulse wave forms are defined by three numbers: maximum time to reach peak voltage level (typically 10 seconds). minimum time for voltage to decrease to half value. the peak voltage level. three examples are shown below . 10 by 560 800 volts fcc metallic surge 10 by 1000 1000 volts rea current surge 10 by 160 1500 volts fcc longitudinal surge volts 200 600 1000 seconds volts lightning pulse wave forms 200 600 1000 1600 1200 800 400 0 seconds 1600 1200 800 400 0 200 600 1000 seconds volts metal film resistors, pulse withstanding protective 0 400 800 1200 1600
www.vishay.com 69 fp1/2p, 1p, 2p, 3p, 69p vishay dale document number: 31030 revision 01-aug-02 for technical questions, contact ff2aresistors@vishay.com these graphs show the relationship between resistance value and pulse withstanding voltage for fp1/2p thru fp3p using a 1.0% resistance shift after 10 pulses as the figure of merit. the stable operating region of each package is on the right side of the appropriate line. fp69p fp2p fp3p fp1p fp1/2p (1500 at 2 kilohm) 10 x 160 seconds volts 1750 1500 1250 1000 750 500 250 0 resistance (ohm) 100 300 500 700 900 10 x 560 seconds volts 1750 1500 1250 1000 750 500 250 0 resistance (ohm) 100 300 500 700 900 fp3p fp2p fp69p fp1p fp1/2p 10 x 1000 seconds volts 1750 1500 1250 1000 750 500 250 0 resistance (ohm) 100 300 500 700 900 fp3p fp2p fp69p fp1p fp1/2p metal film resistors, pulse withstanding protective
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