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melf resistor metal film - rjm series

melf resistor metal film - rjm series



melf resistors

features

  • advanced thin film technology.
  • low tcr:lower than ±5ppm/°c.
  • tolerance up to ±0.05%.
  • power dissipation rating up to 5w.
  • excellent overall stability: class 0.10.
  • wide resistance range: 0.1Ω to 22mΩ.
  • very high ratio of performance to price.
quick reference data
type rjm72p rjm73s rjm73p rjm74s rjm74p rjm16m rjm17m rjm18m
metric type din: 0102 din: 0204 din: 0207 din: 0411
rated dissipation   p70 0.125w 0.125w 0.25w 0.25w 0.50w 1.0w 2.0w 3.0w
resistance range (Ω) 10 ~ 1m 0.1 ~ 10m 0.1 ~ 22m 0.1 ~ 22m
resistance tolerance (%) j ( ±5 ); f ( ±1 ); d ( ±0.5 ); c ( ±0.25 ); b ( ±0.10 ); a5 ( ±0.05 )
temperature coefficient
(ppm/°c)
c2 ( ±50 ); c3 ( ±25 ); c5( ±15 ); c6 ( ±10 ); c7 ( ±5 )
climatic category
(lct/uct/days)
55 / 125 / 56
operating voltage   umax 200v 200v 250v 250v 300v 350v 400v 450v
temperature range -55°c to 125°c
insulation voltage (v) 300 300 300 300 600 700 800 900
insulation resistance >1gΩ
dimension (mm) l(±0.3) 2.2 3.5 5.7 6.0 8.7 11.8
l1(±0.3) 1.0 1.6 2.9 3.3 4.9 8.1
d(±0.3) 1.3 1.3 2.1 2.1 3.1 3.6
k(±0.2) 0.4 0.8 1.3 1.3 1.8 1.8
d1(±0.1) d+0/d-0.15 d+0/d-0.25 d+0/d-0.5 d+0/d-0.5 d+0/d-0.5 d+0/d-0.5
soldering bath
(recommended)
(mm)
s 1.0 1.6 2.6 2.8 5.6 8.2
w 2.0 2.5 2.5 2.8 3.2 4.0
h 2.0 2.5 2.5 2.8 3.8 4.5
  • resistance out of range, tolerance and temperature coefficient match are under request.
  • rjm72 is still in trial production.
how to order
rjm74p5r1dc6t
12345
1 part number
2 resistance value (Ω)
coderesistance value (Ω)
5r15.1Ω
510r510Ω
51k51kΩ
510k510kΩ
5m15.1mΩ
3 resistance tolerance (%)
coderesistance tolerance (%)
j±5%
f±1%
d±0.5%
c±0.25%
b±0.10%
a5±0.05%
4 temperature coefficient (ppm/°c)
codestemperature coefficient (ppm/°c)
c2±50ppm/°c
c3±25ppm/°c
c5±15ppm/°c
c6±10ppm/°c
c7±5ppm/°c
5 package
codepackage
ttaping reel
pbulk