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Features
■
Multiturn / Cermet / Industrial / Sealed
■
Listed on the QPL
per MIL-PRF-22097 and
High-Rel MIL-PRF-39035
■
For trimmer applications/processing
guidelines,
click here
RJ26/RJR26 - 1/4 ” Trimpot
®
Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
..................................10 to 1 megohm
(see standard resistance table)
Resistance Tolerance ............ ±10 % std.
Absolute Minimum Resistance
RJ26 ..........................................2 % or
20 ohms max. (whichever is greater)
RJR26 .......................................2 % or
2 ohms max. (whichever is greater)
Contact Resistance Variation ....3.0 % or
3 ohms max. (whichever is greater)
Adjustability
Voltage ...................................±0.02 %
Resistance .............................±0.05 %
Resolution.................................... Infinite
Insulation Resistance ............... 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level ............................... 600 vac
80,000 Feet ............................ 250 vac
Effective Travel .................12 turns nom.
Environmental Characteristics
Power Rating (200 volts max.)
85 °C .................................... 0.25 watt
150 °C ....................................... 0 watt
Temperature Range ....-65 °C to +150 °C
Temperature Coefficient ....±100 ppm/°C
Seal Test ...................... 85 °C Fluorinert*
Humidity
RJ26 .......... MIL-STD-202 Method 106
96 hours (1 %
Δ
TR, 10 Megohms IR)
RJR26 ....... MIL-STD-202 Method 106
96 hours (1 %
Δ
TR, 100 Megohms IR)
Vibration ....... 20 G (1 %
ΔTR;
1 %
ΔVR)
Shock.......... 100 G (1 %
ΔTR;
1 %
ΔVR)
Load Life
RJ26 ..1,000 hours 0.25 watt @ 85 °C
(2 %
ΔTR;
1 %
ΔVR)
RJR26 .10,000 hours 0.25 watt @ 85 °C
Product Dimensions
RJ26FW /
RJR26FW
4.32 ± .38
(.170 ± .015)
RJR26FA
6.35 ± .51
(.250 ± .020)
ADJ. SLOT
1.78
DIA.
(.070)
.51
X (.020) WIDE
.64
X (.025) DEEP
1 2 3
.46 ± .025 DIA.
(.018 ± .001)
4.78 ± .38
(.188 ± .015)
2.54
(.100)
2.54
(.100)
1.02
(.040)
RJR26FB
RJ26FX /
RJR26FX
1.02
(.040)
1 2 3
1.52 ± .38
(.060 ± .015)
1.02
(.040)
1 2 3
1.02
(.040)
2.54
(.100) .76
(.030)
2.54
(.100)
2.54
(.100)
1.02
(.040)
1.52 ± .25
(.060 ± .010)
1.01 ± .25
(.040 ± .010)
.38 ± .25
MIN.
(.015 ± .010)
2.54
(.100)
.76
(.030)
2.54
(.100)
.76
(.030)
2.54
(.100)
1.02
(.040)
1.52 ± .25
(.060 ± .010)
6.35 ± .25
TYP.
(.250 ± .010)
ADJ. SLOT
.51
1.78 DIA.
X (.020) WIDE
(.070)
.64
1.22 ± .25
X (.025) DEEP
(.048 ± .010)
.38 ± .25
(.015 ± .010)
.46 ±.03
DIA.
(.018 ±.001)
2.54
2.54 (.100)
.76 (.100)
(.030)
6.35 ± .51
(.250 ± .020)
4.31 ± .38
(.170 ± .015)
6.85 ± .51
TYP.
(.270 ± .020)
4.88 ± .51
(.192 ± .020)
1.02
(.040)
1 2 3
2.54
(.100)
1.02
(.040)
RJ26FP /
RJR26FP
.64
(.025)
1.02
(.040)
1 2 3
4.70
(.185)
DIMENSIONS:
TOLERANCES: ±
0.25
(.010)
2
MM
(INCHES)
EXCEPT WHERE NOTED
WIPER
2.54
(.100)
2.54
2.54 (.100)
(.100)
.64
(.025)
CCW
1
CLOCKWISE
3
CW
(3 %
ΔTR)
Rotational Life........................200 cycles
(2 %
ΔTR)
Physical Characteristics
Torque............................. 3.0 oz-in. max.
Mechanical Stops ................. Wiper idles
Terminals ..... MIL-STD-202; Method 208
Weight ..................................... 0.015 oz.
Marking ................. Mil-spec part number
Wiper ............... 50 % (Actual TR) ±10 %
Flammability ..........................U.L. 94V-0
Standard Packaging ..... 50 pcs. per tube
Adjustment Tool .............................. H-90
REV. 04/14
How To Order
MIL-PRF-22097
RJ26 F W 202
Model
Standard Resistance Table
Resistance Resistance
(Ohms)
Code
Resistance Resistance
(Ohms)
Code
Characteristic
F = ±100 ppm/°C Temp. Coeff. Max.
Terminal Style
Resistance Code
10
20
50
100
200
500
1,000
2,000
5,000
100
200
500
101
201
501
102
202
502
10,000
20,000
25,000
50,000
100,000
200,000
250,000
500,000
1,000,000
103
203
253
503
104
204
254
504
105
How To Order
MIL-PRF-39035
RJR26 F W 204 P
Model
Characteristic
F = ±100 ppm/°C Temp. Coeff. Max.
Terminal Style
Resistance Code
Failure Rate
M = 1.0 %
P = 0.1 %
R = 0.01 %
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual
device performance may vary over time.
Users should verify actual device performance in their specific applications.
