precision metal film resistors www.vishay.com for technical questions, contact: sfer@vishay.com document number: 52005 156 revision: 16-jul-09 nk, np, nt, ny vishay sfernice features ? 0.063 w to 0.5 w at 70 c ? approved according to cecc 40101 ? wide ohmic range from 1 to 4.7 m ? good initial precision up to 0.1 % ? operating temperatures: - 55 c to + 155 c for tcr 25 ppm/c - 25 c to + 85 c for tcr 15 ppm/c ? epoxy coating ? termination: pure matt tin ? compliant to rohs directive 2002/95/ec notes (1) tcr requirement for temperature between - 25 c and + 85 c (2) tcr requirement for temperature between - 55 c and + 125 c dimensions in millimeters type ? d max. l max. a 1 ? d cc e max. unit weight n.. 3.. 1.8 3.9 53 0.5 5.08 0.15 g n.. 4.. 2.5 6.2 53 0.6 na 0.3 g n.. 5.. 3.3 8.7 53 0.6 na 0.5 g technical specifications model nt3s np3s ny3 nk3 nt4s np4s ny4 nk4 nt5s np5s ny5 nk5 power rating, p r at + 70 c 0.125 w 0.25 w 0.25 w 0.5 w 0.5 w stability class 1 % 2 % 1 % 2 % 1 % 2 % preferred standard ohmic values series e192 for 0.1 %/0.25 %/0.5 % e96 for 1 % e24 e192 for 0.1 %/0.25 %/0.5 % e96 for 1 % e24 e192 for 0.1 %/0.25 %/0.5 % e96 for 1 % e24 ohmic value range in relation to: temperature coefficient, tcr/ tolerance 15 ppm/c (1) 0.1 % 100 --- 49.9 -- - 100 -- - 0.25 % 200 k 499 k 499 k 0.5 % 10 --- 10 -- - 10 -- - 1 % 200 k 499 k 499 k 25 ppm/c (2) 0.1 % - 100 --- 10 --- 100 -- 0.25 % 511 k 1 m 1 m 0.5 % - 10 --- 10 - - - 10 -- 1 % 511 k 1 m 1 m 50 ppm/c (2) 0.1 % --- --- 10 --- 10 - 0.25 % 1 m 1 m 0.5 % -- 10 --- 10 --- 10 - 1.5 m 3.32 m 4.7 m 1 % -- 1 --- 10 --- 2.67 - 1.5 m 3.32 m 4.7 m 100 ppm/c (2) 2 % --- 1 -- - 10 --- 2.7 5 % 1.5 m 3.3 m 4.7 m limiting element voltage u max. rms 200 v 350 v 350 v critical resistance -- 160 k 490 k 245 k 245 k thermal resistance 170 c/w 145 c/w 110 c/w 6 ? d l max. ? d 8 1 a e cc
nk, np, nt, ny precision metal film resistors vishay sfernice document number: 52005 for technical questions, contact: sfer@vishay.com www.vishay.com revision: 16-jul-09 157 environmental specifications model nt3s np3s ny3 nk3 nt4s np4s ny4 nk4 nt5s np5s ny5 nk5 temperature range - 25 c to + 85 c - 55 c to + 155 c - 25 c to + 85 c - 55 c to + 155 c - 25 c to + 85 c - 55 c to + 155 c climatic category (lct/uct/days) - 55/125/56 - 55/125/56 - 55/125/56 official approval list model specification national reference cecc reference qualified range tolerance p r at 70 c ny3 cecc 40101-002 rs 59y ey 10 301 k 1 % 0.125 w cecc 40101-002 rs 48y ay 0.063 w cecc 40101-803 - ac 0.063 w nk3 cecc 40101-001 rc 9 du 10 510 k 2 % 5 % 0.250 w cecc 40101-001 rc 8u au 0.125 w cecc 40101-802 - av 0.125 w np4s cecc 40101-002 rs 64p fp 100 1 m 0.5 % 1 % 0.250 w cecc 40101-002 rs 58p bp 0.125 w ny4 cecc 40101-002 rs 71y gy 10 1 m 0.5 % 1 % 0.500 w cecc 40101-002 rs 64y fy 0.250 w cecc 40101-002 rs 58y by 0.125 w cecc 40101-803 - bc 0.125 w nk4 cecc 40101-001 rc 32 eu 10 1 m 2 % 5 % 0.500 w cecc 40101-001 rc 21u bu 0.250 w cecc 40101-802 - bv 0.250 w ny5 cecc 40101-002 rs 69y hy 10 1 m 0.5 % 1 % 0.500 w cecc 40101-002 rs 63y cy 0.250 w cecc 40101-803 - cc 0.250 w nk5 cecc 40101-001 rc 31u cu 10 1 m 2 % 5 % 0.500 w cecc 40101-802 - cv
www.vishay.com for technical questions, contact: sfer@vishay.com document number: 52005 158 revision: 16-jul-09 nk, np, nt, ny vishay sfernice precision metal film resistors performance test conditions requirements typical drift stability class 1 cecc 40101-002/803 stability class 2 cecc 40101-001/802 short time overload iec 60115-1 6.25 p r or 2 u max. 1 s for 0.063 w/5 s for 0.125 w (0.25 % + 0.05 ) (0.5 % + 0.05 ) 0.05 % load life iec 60115-1 90?/30? cycles . 1000 h at p r /70 c (1 % + 0.05 ) (2 % + 0.1 ) 0.25 % load life at maximum category temperature iec 60115-1 90?/30? cycles . 1000 h at derated p r /125 c (1 % + 0.05 ) (2 % + 0.1 ) 0.25 % iec 60115-1 1000 h at 155 c -- sheft life 1 year at ambient temperature - - 0.1 % seq. a1 robustness of terminations iec 60115-1 iec 60068-2-21 test ua1: traction 10n/10 s te s t u b : bending + 90 - 90 0 with 5n te s t u c : twisting 2 times at 180 (0.25 % + 0.05 ) (0.5 % + 0.05 ) 0.1 % seq. a2 resistance to soldering heat iec 60115-1 iec 60068-2-20 test tb method 1: solder bath 260 c/10 s (0.25 % + 0.05 ) (0.5 % + 0.05 ) 0.05 % seq. b1 rapid change of temperature iec 60115-1 iec 60068-2-14 test na 5 cycles (30? at lct/30? at uct) - 55 c/125 c (0.25 % + 0.05 ) (0.5 % + 0.05 ) 0.05 % seq. b2 vibration iec 60115-1 iec 60068-2-6 test fc 10 hz/500 hz (0.25 % + 0.05 ) (0.5 % + 0.05 ) 0.1 % seq. a + b climatic sequence iec 60115-1 1. dry heat at 125 c/16 h (iec 60068-2-2) 2. damp heat 55 c/24 h (iec 60068-2-30 test db) 3. cold at - 55 c/2 h (iec 60068-2-1 test aa) 4. low pressure 25 c/1 h (iec 60068-2-13) 5. damp heat 55 c/120 h (iec 60068-2-30 test db) (1 % + 0.05 ) (2 % + 0.1 ) 0.25 % damp heat, steady state iec 60115-1 iec 60068-2-78 40 c/93 % rh/56 days (1 % + 0.05 ) (2 % + 0.1 ) 0.5 %
nk, np, nt, ny precision metal film resistors vishay sfernice document number: 52005 for technical questions, contact: sfer@vishay.com www.vishay.com revision: 16-jul-09 159 power rating charts high frequency typical behavior for nk4 marking resistor color code chart 6, 5 or 4 bands. cecc 40101-001/40101-802 nk3/nk4/nk5 ambient temperature in c rated dissipation in % 0 - 100 stability class 2 % 0 50 100 150 200 20 40 60 80 100 35 - 55 - 50 70 125 lower category temperature (lct) upper category temperature (uct) cecc 40101-002/40101-803 ny3/ny4/np4s/ny5 ambient temperature in c rated dissipation in % 0 - 100 0 50 100 150 200 20 40 60 80 100 50 - 55 70 125 lower category temperature (lct) upper category temperature (uct) stability class 1 % - 50 noise frequency in mhz impedance in 1 100 1000 10k 1k 100 10 1k 100 10 third harmonic non linearity hz in db ohmic value in 10 1k 10k 100k 1m 10m 50 60 70 80 90 100 110 120 130 140 150 160 nt5s nt4s np3s nt3s ohmic value in noise level in v/v 1k 10k 100k 1m 10m 10 1 0.1 0.01 ny3-nk 3 ny4-nk4-n4 ny 5-nk5-n5 10k 10 100 10 100 color digit. multip. tol % ct ppm/c black 0 1 brown 1 10 1 red 2 10 2 2 orange 3 10 3 15 ye l l o w 4 1 0 4 25 green 5 10 5 0.5 blue 6 10 6 0.25 10 purple 7 10 7 0.1 5 grey 8 10 8 white 9 10 9 silver 10 -2 gold 10 -1 5 e96 and e192 series: 6 bands 1 tolerance (wideband) ct (1) 2 3 4 5 6 multiplier significant digits e24 series: 4 bands 3 tolerance (wideband) 1 2 4 significant digits multiplier note (1) only for tcr 25 ppm/c
www.vishay.com for technical questions, contact: sfer@vishay.com document number: 52005 160 revision: 16-jul-09 nk, np, nt, ny vishay sfernice precision metal film resistors packaging the resistors are required to be inside a window which is the k dimension. k being equal to the maximum body length of the resistor + 1.4 mm and being centered as per iec 60286-1 and eia-296 specification to the tape edges. tape in reel series and model quantity per reel nt4s/np4s 5000 nk4/ny4 5000 sl3 5000 sl4 5000 taped in ammopack series and model quantity per box box dimensions l i h (mm) nt3s/np3s 500 260 x 80 x 26 ny3 500 nk3/sl3 1000 nt4s/np4s 500 ny4 500 nk4/sl4 1000 260 x 80 x 37 nt5s/np5s 500 260 x 85 x 28 nk5 500 taped in bag series and model quantity per bag bag dimensions (mm) np3s/nt3s 100 85 x 140 np4s/nt4s np5s/nt5s ny3 cc/nk3 cc 500 h l l 290 80 ? 60 ? 20 ? 315 53 1 l max. k 6 mm 5 0.5 65 2 ordering information t3 xxx 100 k 1 % am1000 e3 model custom design ohmic value tolerance packaging lead (pb)-free
nk, np, nt, ny precision metal film resistors vishay sfernice document number: 52005 for technical questions, contact: sfer@vishay.com www.vishay.com revision: 16-jul-09 161 global part number information global model size special ohmic value tolerance pac k ag i n g ny (50 ppm) nk (100 ppm) nt (15 ppm) np (25 ppm) 3 4 5 as applicable. contact us. the first four digits are significant figures and the last digit specifies the number of zeros to follow. r designates decimal point. 10002 = 100 k 33001 = 33 k 220r0 = 220 1r220 = 1.22 b = 0.1 % c = 0.25 % d = 0.5 % f = 1.0 % g = 2.0 % j = 5.0 % am500 = a20 am1000 = a22 ba100 = s14 ba500 = s22 tr5000 = r26 10002fa 2 y 3 n 2
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