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high precision resistors metal film - rn series

high precision resistors metal film - rn series

  • high precision
  • extreme reliability
  • excellent stability
  • moulding type
  • low temperature coefficient ppm.
  • token rn series meets mil-prf-55182 and gjb244a-2001 quality standards
technical characteristics
type rn50 rn55 rn60 rn65 rn70
rated wattage (w) 70°c 0.067 0.125 0.25 0.5 0.75
125°c 0.05 0.1 0.125 0.25 0.5
max. working voltage (v) 200 200 250 300 350
precision resistors
dimensions (mm)
l ± 0.3 3.9 6.8 10.0 15.1 18.3
d ± 0.4 1.8 2.5 3.7 5.2 6.5
a ± 0.05 0.45 0.60 0.60 0.60 0.81
mil-approved resistance range (Ω) 10.0 ~ 100k 49.9 ~ 100k 49.9 ~ 499k 49.9 ~ 1.0m 24.9 ~ 1.0m
awg wire no. 26 22 22 22 20
working temperature range -55°c ~ +175°c
nominal resistance tolerance b(±0.10%), c(±0.25% ), d(±0.50%), f(±1.00%)
temperature coefficient e(±25ppm/°c), c(±50ppm/°c), d(±100ppm/°c)
  • temperature coefficient ppm can be low to ±5ppm/°c, if applications only need operation in narrow precise
    temperature range within -55°c ~ +175°c. please contact token representatives.
  • 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

derating curve

how to order
rn650.500w100rdc1p
123456
1 part number
part number
rn50
rn55
rn60
rn65
rn70
2 rated power (w)
part numberrated power (w)
rn5070°c0.067
rn550.125
rn600.250
rn650.500
rn700.750
rn50125°c0.050
rn550.100
rn600.125
rn650.250
rn700.500
3 resistance value (Ω)
coderesistance value (Ω)
10r10Ω
100r100Ω
1k11.1kΩ
11k11kkΩ
110k110kΩ
1m1mΩ
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)
c3±25ppm/°c
c2±50ppm/°c
c1±100ppm/°c
6 package : p (bulk)