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precision resistor metal film - ee series

precision resistor metal film - ee series

precision,metal,film,ppm
  • token ee series meets mil-prf-55182 and gjb244a-2001 quality standards.
  • moulding type
  • high reliability
  • excellent stability
  • high precision
  • low temperature coefficient ppm.
  • covers all general type resistors
technical characteristics
type ee1/20 ee1/10 ee1/8 ee1/4 ee1/2
rated wattage (w) 70 °c 0.125 0.25 0.5 0.75 1.0
125 °c 0.05 0.1 0.125 0.25 0.5
max. working voltage (v) 200 200 250 300 350

dimensions (mm)
l ± 0.3 4.3 6.8 10.2 15.1 18.4
d ± 0.4 1.9 2.5 3.8 5.2 6.5
a ± 0.05 0.40 0.60 0.60 0.60 0.80
resistance range (Ω) 20 ~ 200k 10 ~ 3m 10 ~ 5m 10 ~ 10m 10 ~ 15m
working temperature range -55°c ~ +175°c
nominal resistance tolerance b(±0.10%), c(±0.25%), d(±0.50%), f(±1.00%)
between 5Ω to 3mΩ can be reached to a5(±0.05%) and a2(±0.02%)
temperature coefficient ppm
normal test range(+25°c ~ +85°c)
special require range(-10°c ~ +50°c)
c6(±10ppm/°c), c5(±15ppm/°c), c3(±25ppm/°c), c2(±50ppm/°c)
between 5Ω to 3mΩ can be reached to c7(±5ppm/°c)
remark
  • please contact token's representatives if your requirement is not in above range.
periodical inspection items and methods
type item method requirement
long period life time gjb244a (mil-prf-55182) 4.8.18
rated wattage,125°c,2000h
10000h
gjb244a (mil-prf-55182) 3.24
δr≤±(0.5%r+0.01Ω)
δr≤±(2%r+0.01Ω)
humidity gjb244a (mil-prf-55182) 4.8.18
-10°c ~ +65°c, rh<90%
rated wattage, cycle 240h.
gjb244a (mil-prf-55182) 3.21
δr≤±(0.4%r+0.01Ω)
high temp exposed gjb244a 4.8.19
175°c 2000h
gjb244a (mil-prf-55182) 3.25
δr≤±(2.0%r+0.01Ω)
short period dielectric voltage gjb244a (mil-prf-55182)
4.8.12/4.8.23/4.8.10
gjb244a (mil-prf-55182) 3.18/3.29/3.16
δr≤±(0.15%r+0.01Ω)
no physical damage, arc,
isolation break through
lead strength
impact
high frequency vibration
gjb244a (mil-prf-55182)
4.8.11/4.8.16/4.8.17
gjb244a (mil-prf-55182) 3.17/3.22/3.23
δr≤±(0.20%r+0.01Ω)
no physical damage
solderability gjb244a (mil-prf-55182) 4.8.14 gjb244a (mil-prf-55182) 3.20
δr≤±(0.10%r+0.01Ω)
no physical damage

power - temperature curve

how to order
ee1/80.5w10rbc6p
123456
1 part number
part number
ee1/20
ee1/10
ee1/8
ee1/4
ee1/2
2 rated power (w)
part numberrated power (w)
ee1/2070°c0.125w
ee1/100.25w
ee1/80.5w
ee1/40.75w
ee1/21.0w
ee1/20125°c0.05w
ee1/100.10w
ee1/80.125w
ee1/40.25w
ee1/20.5w
3 resistance value (Ω)
coderesistance value (Ω)
10r10Ω
100r100Ω
1k11.1kΩ
110k110kΩ
1m11.1mΩ
10m10mΩ
4 resistance tolerance (%)
coderesistance tolerance (%)
b±0.10%
c±0.25%
d±0.50%
f±1.00%
5 temperature coefficient (ppm/°c)
codetemperature coefficient (ppm/°c)
c6±10ppm/°c
c5±15ppm/°c
c3±25ppm/°c
c2±50ppm/°c
6 package : p (bulk)