metal film (thin film) chip resistors, high reliability type design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. & 1 3 2 " 3 4 " 5 & 6 # 7 8 9 10 7 11 metal film chip resistors product code size, power rating type: inch power rating 0.063 w 0.1 w 0.125 w 0.25 w temperature coef?cient code r p e h k 10 l10 C6 /c 15 l10 C6 /c 25 l10 C6 /c 50 l10 C6 /c 100 l10 C6 /c resistance tolerance code w b c d tolerance 0.05 % 0.1 % 0.25 % 0.5 % resistance value consist of three ?gures for e24 series resistance value. the ?rst two digits are signi?cant ?gures of resistance and the third one denotes number of zeros following. (example) 102 : 1 k ? packaging methods code x v packaging type t.c.r. 2a : 0402 3a : 0603 6a : 0805 8a : 1206 punched carrier taping 2 mm pitch, 10,000 pcs. punched carriertaping 4 mm pitch, 5,000 pcs. era2a era3a era6a era8a & 1 3 2 " 3 4 " 5 & 6 # 7 8 9 11 7 12 metal film chip resistors product code size, power rating type: inch power rating 0.063 w 0.1 w 0.125 w 0.25 w temperature coef?cient code r p e h k 10 l10 C6 /c 15 l10 C6 /c 25 l10 C6 /c 50 l10 C6 /c 100 l10 C6 /c resistance tolerance code w b c d tolerance 0.05 % 0.1 % 0.25 % 0.5 % resistance value consist of four ?gures for e96 series resistance value. the ?rst three digits are signi?cant ?gures of resistance and the fourth one denotes number of zeros following. (example) 1051 : 1.05 k ? packaging methods code x v packaging type t.c.r. 2a : 0402 3a : 0603 6a : 0805 8a : 1206 punched carrier taping 2 mm pitch, 10,000 pcs. punched carriertaping 4 mm pitch, 5,000 pcs. era2a era3a era6a era8a 10 metal film (thin film) chip resistors, high reliability type 0402, 0603, 0805, 1206 type: era 2a, 3a, 6a, 8a features high reliability ............... stable at high temperature and humidity (85 c 85 %rh rated load, category temperature range : C55 to +155 c) high accuracy ............... small resistance tolerance and temperature coef? cient of resistance high performance ......... low current noise, excellent linearity reference standard ...... iec 60115-8, jis c 5201-8, eiaj rc-2133b rohs compliant explanation of part numbers e24 series e96 series and other resistance values packaging methods, land pattern, soldering conditions and safety precautions please see data files note : duplicated resistance values as e24 series part numbers shall follow e24 part numbers. (apply three digit resistance value) oct. 2013 04 8
design and speci cations are each subject to change without notice. ask factory for the current technical speci cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. metal film (thin film) chip resistors, high reliability type C40 C20 0 20 40 60 80 100 120 140 160 0 180 C60 85 c C55 c 20 40 60 80 100 rated load (%) ambient temperature (c) 155 c a b t w l (1) rated continuous working voltage (rcwv) shall be de ter mined from rcwv= rated power re sis tance values, or limiting element voltage list ed above, whichever less. (2) overload (short-time overload) test voltage (sotv) shall be de termined from sotv=2.5 power rating or max. over load volt age list ed above which ev er less. (3) e192 series resistance values are also available. please contact us for details. (4) duplicated resistance values between e96, e192 and e24 series shall follow e24 part numbers. (apply three digit resistance value) ratings power derating curve for resistors operated in ambient temperatures above 85 c, power rating shall be derated in ac cor dance with the ? gure on the right. type (inch size) power rating at 85 c (w) limiting element voltage (1) (v) maximum overload voltage (2) (v) type (detail) resistance tolerance (%) t.c.r. ( 10 C6 /c) resistance range (3)(4) ( ) category temperature range (c) era2a (0402) 0.063 25 50 era2akd 0.5 100 10 to 46.4 (e24, e96) C55 to +155 era2aed 0.5 25 47 to 100 k (e24, e96) era2aeb 0.1 era2apb 0.1 15 200 to 47 k (e24, e96) era2arc 0.25 10 200 to 47 k (e24, e96) era2arb 0.1 era3a (0603) 0.1 75 150 era3ahd 0.5 50 10 to 46.4 (e24, e96) era3aed 0.5 25 47 to 330 k (e24, e96) era3aeb 0.1 era3apb 0.1 15 470 to 100 k (e24, e96) era3arb 0.1 10 1 k to 100 k (e24, e96) era3arw 0.05 era6a (0805) 0.125 100 200 era6ahd 0.5 50 10 to 46.4 (e24, e96) era6aed 0.5 25 47 to 1 m (e24, e96) era6aeb 0.1 era6apb 0.1 15 470 to 100 k (e24, e96) era6arb 0.1 10 1 k to 100 k (e24, e96) era6arw 0.05 era8a (1206) 0.25 150 300 era8ahd 0.5 50 10 to 46.4 (e24, e96) era8aed 0.5 25 47 to 1 m (e24, e96) ERA8AEB 0.1 era8apb 0.1 15 470 to 100 k (e24, e96) era8arb 0.1 10 1 k to 100 k (e24, e96) era8arw 0.05 dimensions in mm (not to scale) construction protective coating alumina substrate electrode (inner) electrode (between) high reliability metal ?lm electrode (outer) type (inch size) dimensions (mm) mass (weight) [g/1000 pcs.] lwa b t era2a (0402) 1.00 0.10 0.50 +0.10 0.15 0.10 0.25 0.10 0.35 0.05 0.6 era3a (0603) 1.60 0.20 0.80 0.20 0.30 0.20 0.30 0.20 0.45 0.10 2 era6a (0805) 2.00 0.20 1.25 0.10 0.40 0.25 0.40 0.25 0.50 0.10 4 era8a (1206) 3.20 0.20 1.60 +0.05 0.50 0.25 0.50 0.25 0.60 0.10 8 C0.05 C0.15 oct. 2013 04 9
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