RJ24 Datasheet, PDF (1/1 Pages) Bourns Electronic Solutions – 3/8 ” Square Trimming Potentiometer

AVATDIHLISRATOBRLUIEGBUHTION
Features
■ Multiturn / Cermet / Industrial / Sealed
■ Standoffs
■ Patent #4427966 drive mechanism
■ Listed on the QPL per MIL-R-22097 and
High-Rel Mil-R-39035
RJ24/RJR24 - 3/8 ” Square Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
....................................10 to 1 megohm
(see standard resistance table)
Resistance Tolerance ............±10 % std.
Absolute Minimum Resistance
RJ24 ...................2 % or 20 ohms max.
(whichever is greater)
RJR24 ...................2 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
...........................3.0 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage.....................................±0.01 %
Resistance ...............................±0.05 %
Resolution.....................................Infinite
Insulation Resistance ................500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level ...............................1,000 vac
80,000 Feet...............................400 vac
Effective Travel..................25 turns nom.
Environmental Characteristics
Power Rating (300 volts max.)
85 °C ........................................0.5 watt
150 °C .........................................0 watt
Temperature Range
..................................-55 °C to +150 °C
Temperature Coefficient
.........................................±100 ppm/°C
Seal Test .......................85 °C Fluorinert*
Humidity........MIL-STD-202 Method 106
RJ24 ........................................96 hours
(1 % ∆TR, 10 Megohms IR)
RJR24......................................96 hours
(1 % ∆TR, 100 Megohms IR)
Vibration.........20 G (1 % ∆TR; 1 % ∆VR)
Shock...........100 G (1 % ∆TR; 1 % ∆VR)
Load Life
RJ24 ......1,000 hours 0.5 watt @ 85 °C
(2 % ∆TR; 10% ∆VR)
RJR24..10,000 hours 0.5 watt @ 85 °C
(3 % ∆TR)
Rotational Life.......200 cycles (2 % ∆TR)
Physical Characteristics
Torque .............................5.0 oz-in. max.
Mechanical Stops..................Wiper idles
Terminals ......MIL-STD 202, Method 208
Weight ......................................0.025 oz.
Marking ................Mil-spec part number,
date code
Wiper................50 % (Actual TR) ±10 %
Flammability ..........................U.L. 94V-0
Standard Packaging .....50 pcs. per tube
Adjustment Tool ..............................H-90
Product Dimensions
Common Dimensions
6.40 ± 1.32
(.252 ± .052)
10.03
(.395)
.38
(.015)
MIN.
1.52
(.060)
1.27 ± 0.1
(.050 ± .004)
2.54
(.100)
2.54
(.100)
.51 ± .03 _DIA.
(.020 ± .001)
ADJ. SLOT
2.19
(.086)
DIA.
X
.56
(.022)
WIDE
.76
X _(.030)
DEEP
4.83 ± .13
(.190 ± .005)
9.53
(.375)
1.27 ± 0.1
(.050 ± .004)
RJ24FL
9.53 ± .38
(.375 ± .015)
3.81 + .25/-.13*
(.150 +.010/-.005)
9.53 ± .38
(.375 ± .015)
1.02
(.040)
45° ± 3°
How To Order
MIL-PRF-22097
RJ24 F L 202
Model
Characteristic
F = ±100 ppm/°C Temp. Coeff. Max.
Terminal Style
Resistance Code
How To Order
MIL-PRF-39035 RJR24 F W 502 R
Model
Characteristic
F = ±100 ppm/°C Temp. Coeff. Max.
Terminal Style
Resistance Code
Failure Rate
M = 1.0 %
P = 0.1 %
R = 0.01 %
ADJ. SLOT
1.52 _DIA.
(.060)
X
.51
(.020)
WIDE
X
.64
(.025)
DEEP
10.64
(.419)
1.57
(.062)
MIN. 152.4
(6.00)
MIN. LENGTH
WIRE SIZE: 30AWG
R³²J⁹2²4^PFP/RJR24FP
2.54
2.54
(.100) (.100)
3
2
8.26 ± .64
(.325 ± .025)
1
4.83
(.190)
2.54
(.100)
RJ24FW/RJR24FW
2.54
(.100)
3
2
2.54 ¹
(.100)
2.41
(.095)
RJ24FX/RJR24FX
2.54
(.100)
3
2
2.54 ¹
(.100)
2.41
(.095)
TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED
DIMENSIONS ARE:
MM
(INCHES)
Standard Resistance Table
Resistance
(Ohms)
10
20
50
100
200
500
1,000
2,000
5,000
10,000
20,000
25,000
50,000
100,000
200,000
250,000
500,000
1,000,000
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
2 ^WIPER
CCW ₁
CLOCKWISE
3 CW
REV. 09/05
*“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.