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Trimmer potentiometer RJ-4

●To buy this product, please go to the following Online Web stores.
To the Trimmer potentiometer “RJ-4 series” page on the DigiKey online shop
To the trimmer potentiometer  “RJ-4 series” page on the Mouser online shop

Single Turn Cermet Trimmers

 

FeaturesFeatures
  • Compact with power rating of 0.5 W
  • Precious metal alloy wiper

Electrical Characteristics

Power ratings 0.5 W (70 °C) 0 W (120 °C)
Nominal resistance range 10 Ω ~ 2 MΩ
Resistance tolerance ± 10 %
Resistance law Linear law(B)
Maximum input voltage DC200 V or power rating, whichever is smaller
Maximum wiper current 100 mA or power rating, whichever is smaller
Effective electrical angle 200 ° (1 turn)
End resistance 1 % or 2 Ω , whichever is greater
C.R.V. 1 % or 3 Ω , whichever is greater
Operating temp. range −55 ~ 120 °C
Temp. coefficient 10 Ω ~ 50 Ω : ± 250 10-6/°C maximum
100 Ω ~ 2 MΩ : ± 100 10-6/°C maximum
Insulation resistance 1000 MΩ minimum (DC500 V)
Dielectric strength AC500 V, 60 s
Net weight Approx. 0.26 g (RJ-4EW)
Approx. 0.35 g (RJ-4EWS)

Mechanical Characteristics

Mechanical angle 230 ° (1 turn)
Operating torque 15 mN·m {153 gf·cm} maximum
Stop strength 45 mN·m {459 gf·cm} minimum
Rotational life 200 cycles
10 Ω ~ 200 Ω [ΔR/R ≦ ± (0.5 Ω +3 %)]
500 Ω ~ 2 MΩ [ΔR/R ≦ ± (0.5 Ω +2 %)]
Terminal strength 10 N {1.02 kgf} minimum(Tensile strength)
Thrust to rotor 10 N {1.02 kgf} minimum
Solderability 245 ± 3 °C, 2 ~ 3 s

{ }:Reference only

Environmental Characteristics

Test itemTest conditionsSpecifications
Thermal shock -65~125 °C (0.5 h), 5 cycles [ΔR/R ≦ 1%] [S.S. ≦ 1%]
Humidity -10~65 °C (Relative humidity 80~98%), 10 cycles, 240 h [ΔR/R ≦ 1%]
Shock 981 m/s2, 6 ms 6 directions for 3 times each [ΔR/R ≦ 1%] [S.S. ≦ 1%]
Vibration Amplitude 1.52 mm or Acceleration 196 m/s2 , 10 ~ 2000 Hz, 3 directions, 12 times each [ΔR/R ≦ 1%] [S.S. ≦ 1%]
Load life 70 °C, 0.5 W, 1000 h [ΔR/R ≦ 3 % or 3 Ω] [S.S. ≦ 1 %]
Low temp. operation −55 °C, 2 h [ΔR/R ≦ 2 %] [S.S. ≦ 2 %]
High temp. exposure 120 °C, 250 h [ΔR/R ≦ 3 %] [S.S. ≦ 2 %]
Immersion seal 85 °C, 60 s No leaks (No continuous bubbles)
Soldering heat
  • Flow: 260 ± 3 ° C、5 ~ 6 s, two times
  • Manual soldering: 380 ± 10 °C, 3 ~ 4 s
[ΔR/R ≦ 1%]

Δ R/R: Change in total resistance

S.S.: Setting stability

Maximum Input Ratings

Nominal resistance values (Ω)Resistance codeMaximum input voltage(V)Maximum wiper current(mA)
10 100 1.00 100
20 200 2.00 100
50 500 5.00 100
100 101 7.07 70.7
200 201 10.0 50.0
500 501 15.8 31.6
1k 102 22.4 22.4
2k 202 31.6 15.8
5k 502 50.0 10.0
10k 103 70.7 7.07
20k 203 100 5.00
50k 503 158 3.16
100k 104 200 2.00
200k 204 200 1.00
500k 504 200 0.40
1M 105 200 0.20
2M 205 200 0.10
The products indicated by ※ mark are manufactured upon receipt of order basis.

Part Number Designation

RJ-4EWS2 kΩ(202)
Series name


Terminal pin
E:Sn (Lead-free)

Product shape (Shape of terminal)
W:Through hole(Top adjustment)
WS:Through hole(Side adjustment)


Resistance value


Resistance code


List of Part Numbers

Nominal resistance values 10Ω※, 20Ω※,,50Ω, 100Ω, 200Ω, 500Ω, 1kΩ, 2kΩ, 5kΩ, 10kΩ, 20kΩ, 50kΩ, 100kΩ, 200kΩ, 500kΩ, 1MΩ, 2MΩ
※ The above part numbers are all available with the respective combination of ※ Verify the above part numbers when placing orders
PART NUMBERAdjustment positionShape of terminalPieces in packageCAD
RJ-4EW Top adjustment PCピン 50 pcs./pack
RJ-4EWS Side adjustment PCピン 50 pcs./pack

Outline Dimensions

Unless otherwise specified, tolerance : ± 0.3 (Unit : mm)

⦿RJ-4EW Top adjustment
⦿RJ-4EWS Side adjustment

 

Environmental Data

●The above contents and descriptions are subject to change without notice. 

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