Model 25
1/4 Square
Sealed Single Turn
Thru-Hole
Cermet Trimming Potentiometer
ELECTRICAL
Standard Resistance Range 10 Ohms to 2 Megohms
Standard Resistance Tolerance 10%
Input Voltage 300 Vdc Max. or rms not to exceed power rating
Power Rating 0.5 Watts at 70C derating to 0 at 125C
End Resistance 1% or 2 Ohms Max., whichever is greater
Actual Electrical Travel 210 nominal
Dielectric Strength 900 Vrms
Insulation Resistance 1,000 Megohms Min.
Resolution Essentially infinite
Contact Resistance Variation 1% or 3 Ohms Max., whichever is greater
ENVIRONMENTAL
Seal 85C Fluorinert (No Leaks)
Temperature Coefficient 100 ppm/C
Operating Temperature Range 55C to +125C
Thermal Shock Five cycles 55C to +125C (2% RT, 2% VR)
Moisture Resistance Ten 24 hour cycles (3% RT)
Shock 6 ms sawtooth, 100 Gs (1% RT, 1% VR)
Vibration 30 Gs, 10 to 2,000 Hz (1% RT, 1% VR)
High Temperature Exposure 250 hours at 125C (2% RT, 2% VR)
Rotational Life 200 cycles (2 Ohms or 3% RT, whichever is greater)
Load Life 1,000 hours at 70C & 0.5 Watts (3% RT, 3% VR)
Resistance to Solder Heat 350C for 3 seconds or 260C for 10 seconds (1% RT)
MECHANICAL
Mechanical Stops Solid
Stop Strength 7 oz.-in. Min. (500 g-cm)
Torque 3 oz.-in. Max. (200 g-cm)
Weight 0.02 oz. nominal (0.6 grams)
Specifications subject to change without notice.
Fluorinert is a registered trademark of 3M Company.
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com
January 27, 2014 Model 25 page 1 of 4Model 25
STANDARD RESISTANCE VALUES CIRCUIT DIAGRAM
10 100 1K 10K 100K 1Meg (2)
(1) (3)
20 200 2K 20K 200K 2Meg
CW
50 500 5K 50K 500K
PACKAGING
Standard (no code): Tubes. 50 units each. All units oriented wth #1 pin to same side.
Option (TR code, only for U or V pin style): Tape & Reel. All units oriented with #3 pin toward direction of feed.
Pin Style V U
Tape Width = 18 mm 18 mm
Single hole sprocket = 0.50 pitch 0.50 pitch
Capacity = 1,000 units 750 units
Reel Diameter = 14 (363 mm) 14 (363 mm)
Option (AP code, only for U or V pin style): Ammo pack. Tape fold 12. Box 2.0 x 13.4 x 13.8 (50 mm x 340 mm x 350 mm)
ORDERING INFORMATION
25 P R 10K LF TR
Packaging Option for U or V
pin styles only:
Model Series
AP = Ammo Pack
TR = Tape & Reel
Pin Style
Resistance Prefix
Optional RoHS compliant
Resistance Value product code
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com
January 27, 2014 Model 25 page 2 of 4