Model 67
Cermet Trimming Potenꢀometer
Features:
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•
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3/8” square
Mulꢀturn
Sealed to be compaꢀble with aqueous PCB cleaning process
Highly reliable
Long life
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Consumer electronics
Applicaꢀons:
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Any applicaꢀon requiring adjustability or calibraꢀon
Medical
Electrical
Standard resistance range
Standard resistance tolerance
Input voltage
10 Ohms to 2 Megohms
±10% (<100 Ohms = ±20%)
200 Vdc max. or rms not to exceed power raꢀng
100 mA max. or within rated power, whichever is less
0.5 Waꢁs at 85°C deraꢀng to 0 at 125°C
2 Ohms max
Slider current
Power raꢀng
End resistance
Actual electrical travel
Dielectric strength
Insulaꢀon resistance
Resoluꢀon
20 turns nominal
900 Vrms
1,000 Megohms minimum
Essenꢀally infinite
Contact resistance variaꢀon
1% or 1 Ohm max., whichever is greater
Environmental
Seal
85°C Fluorinert® (No Leaks)
±100 ppm/°C (<100 Ohms = ±250 ppm/°C)
-55°C to +125°C
Temperature coefficient
Operaꢀng temperature range
Thermal shock
Five cycles –55°C to +125°C (1% ∆RT, 1% ∆VR)
Ten 24 hour cycles (1% ∆RT, IR 1,000 Megohms min.)
6 ms saw-tooth, 100 G’s (1% ∆RT, 1% ∆VR)
20 G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR)
250 hours at 125°C (2% ∆RT, 2% ∆VR)
200 cycles (3% ∆RT)
Moisture resistance
Shock
Vibraꢀon
High temperature exposure
Rotaꢀonal life
Load life
1,000 hours at 70°C & 0.5 Waꢁs (2% ∆RT)
260°C for 10 sec. (1% ∆RT)
Resistance to solder heat
TT Electronics | BI Technologies
Circulo de la Amistad #102 PIMSA IV Mexicali B.C. Mexico C.P 21210
Ph: + 1 (714) 447-2345
General Note
TT Electronics reserves the right to make changes in product specificaꢀon without
noꢀce or liability. All informaꢀon is subject to TT Electronics’ own data and is
considered accurate at ꢀme of going to print.
www.ꢁelectronics.com/bi-technologies
Issue E 11/2022 Page 1
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