Model 67
Cermet Trimming
Potentiometer
© TT electronics plc Issue C 04/2019 Page 1
General Note
TT Electronics reserves the right to make changes in product specicaon without
noce or liability. All informaon is subject to TT Electronics’ own data and is
considered accurate at me of going to print.
TT Electronics | BI Technologies
413 Rood RD, Suite 7
Calexico, CA 92231
Ph: + 1 (714) 447-2345
www.ttelectronics.com/bi-technologies
Applications:
•Any applicaon requiring adjustability or calibraon
•Medical •Consumer electronics
Features:
•3/8” square
•Multurn
•Sealed to be compable with aqueous PCB cleaning process
•Highly reliable
•Long life
Electrical
Standard resistance range 10 Ohms to 2 Megohms
Standard resistance tolerance ±10% (<100 Ohms = ±20%)
Input voltage 200 Vdc max. or rms not to exceed power rang
Slider current 100 mA max. or within rated power, whichever is less
Power rang 0.5 Was at 85°C derang to 0 at 125°C
End resistance 2 Ohms max
Actual electrical travel 20 turns nominal
Dielectric strength 900 Vrms
Insulaon resistance 1,000 Megohms minimum
Resoluon Essenally innite
Contact resistance variaon 1% or 1 Ohm max., whichever is greater
Environmental
Seal 85°C Fluorinert® (No Leaks)
Temperature coecient ±100 ppm/°C (<100 Ohms = ±250 ppm/°C)
Operang temperature range -55°C to +125°C
Thermal shock Five cycles –55°C to +125°C (1% ∆RT, 1% ∆VR)
Moisture resistance Ten 24 hour cycles (1% ∆RT, IR 1,000 Megohms min.)
Shock 6 ms saw-tooth, 100 G’s (1% ∆RT, 1% ∆VR)
Vibraon 20 G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR)
High temperature exposure 250 hours at 125°C (2% ∆RT, 2% ∆VR)
Rotaonal life 200 cycles (3% ∆RT)
Load life 1,000 hours at 70°C & 0.5 Was (2% ∆RT)
Resistance to solder heat 260°C for 10 sec. (1% ∆RT)
© TT electronics plc
General Note
TT Electronics reserves the right to make changes in product specicaon without
noce or liability. All informaon is subject to TT Electronics’ own data and is
considered accurate at me of going to print.
Model 67
Cermet Trimming Potentiometer
Issue C 04/2019 Page 2
TT Electronics | BI Technologies
413 Rood RD, Suite 7
Calexico, CA 92231
Ph: + 1 (714) 447-2345
www.ttelectronics.com/bi-technologies
Packaging
Mechanical
Mechanical stops Clutch acon, both ends
Torque, starng 5 oz.-in. max. (0.035 N-m)
Weight 0.04 oz. nominal (1.1 grams)
Standard (no code): Boxes. Capacity = 100 units for 67W. 50 units for all other pin styles.
Opon (TR code, available for 67W & 67X only): Tape & Reel. All units oriented with #1 pin to the right of the direcon of feed.
Tape Width = 18 mm
Sprocket = Single hole, 0.050” spacing
Capacity = 1,000 units
Seat plane to centerline of sprocket hole = 0.71” (18 mm)
Reel Diameter = 14” (363 mm)
Opon (AP code, available for 67W &67X only): Ammo Pack. All units oriented with #1 pin to the right of the direcon of feed.
Ammo Tape fold = 12” (305 mm)
Box = 1.8” x 13” x 10” (46 mm x 330 mm x 254 mm)
Opon (TB code): Tubes. All units oriented with #1 pin to same side. Tube capacity = 50 units.
Pin Style P W,Y X,Z
Dimensions Width = 0.57” 0.28” 0.28”
Height = 0.66” 0.93” 0.93”
Length = 20.9” 20.6” 24.4”
Ordering Information
© TT electronics plc
General Note
TT Electronics reserves the right to make changes in product specicaon without
noce or liability. All informaon is subject to TT Electronics’ own data and is
considered accurate at me of going to print.
Model 67
Cermet Trimming Potentiometer
Issue C 04/2019 Page 3
TT Electronics | BI Technologies
413 Rood RD, Suite 7
Calexico, CA 92231
Ph: + 1 (714) 447-2345
www.ttelectronics.com/bi-technologies
Circuit Diagram Standard Resistance Values
Top Adjustment Side Adjustment
Side Adjustment