Cermet Trimming Potentiometer
Features:
3/8” square
Multiturn
Sealed to be compatible with aqueous PCB cleaning process
Highly reliable
Long life
Applications:
Any application requiring adjustability or calibration
Medical
Consumer electronics
Electrical
Standard resistance range
Standard resistance tolerance
Input voltage
Slider current
Power rating
End resistance
Actual electrical travel
Dielectric strength
Insulation resistance
Resolution
Contact resistance variation
10 Ohms to 2 Megohms
±10% (<100 Ohms = ±20%)
200 Vdc max. or rms not to exceed power rating
100 mA max. or within rated power, whichever is less
0.5 Watts at 85°C derating to 0 at 125°C
2 Ohms max
20 turns nominal
900 Vrms
1,000 Megohms minimum
Essentially infinite
1% or 1 Ohm max., whichever is greater
Environmental
Seal
Temperature coefficient
Operating temperature range
Thermal shock
Moisture resistance
Shock
Vibration
High temperature exposure
Rotational life
Load life
Resistance to solder heat
General Note
TT Electronics reserves the right to make changes in product specification without
notice or liability. All information is subject to TT Electronics’ own data and is
considered accurate at time of going to print.
© TT electronics plc
85°C Fluorinert® (No Leaks)
±100 ppm/°C (<100 Ohms = ±250 ppm/°C)
-55°C to +125°C
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)
1,000 hours at 70°C & 0.5 Watts (2% ∆RT)
260°C for 10 sec. (1% ∆RT)
BI Technologies
4200 Bonita Place, Fullerton, CA 92835 |Ph: +1 714 447 2300
www.bitechnologies.com | www.ttelectronics.com
Issue B
07/2012
Page 1
Cermet Trimming Potentiometer
Mechanical
Mechanical stops
Torque, starting
Weight
Clutch action, both ends
5 oz.-in. max. (0.035 N-m)
0.04 oz. nominal (1.1 grams)
Packaging
Standard (no code): Boxes. Capacity = 100 units for 67W. 50 units for all other pin styles.
Option (TR code, available for 67W & 67X only): Tape & Reel. All units oriented with #1 pin to the right of the direction of feed.
Tape
Width =
Sprocket =
Capacity =
Seat plane to centerline of sprocket hole =
18 mm
Single hole, 0.050” spacing
1,000 units
0.71” (18 mm)
14” (363 mm)
Reel
Diameter =
Option (AP code, available for 67W &67X only): Ammo Pack. All units oriented with #1 pin to the right of the direction of feed.
Ammo
Tape fold =
Box =
12” (305 mm)
1.8” x 13” x 10” (46 mm x 330 mm x 254 mm)
Option (TB code): Tubes. All units oriented with #1 pin to same side. Tube capacity = 50 units.
Pin Style
Dimensions
Width =
Height =
Length =
P
0.57”
0.66”
20.9”
W,Y
0.28”
0.93”
20.6”
X,Z
0.28”
0.93”
24.4”
Ordering Information
General Note
TT Electronics reserves the right to make changes in product specification without
notice or liability. All information is subject to TT Electronics’ own data and is
considered accurate at time of going to print.
© TT electronics plc
BI Technologies
4200 Bonita Place, Fullerton, CA 92835 |Ph: +1 714 447 2300
www.bitechnologies.com | www.ttelectronics.com
Issue B
07/2012
Page 2
Cermet Trimming Potentiometer
Circuit Diagram
Standard Resistance Values
Top Adjustment
Side Adjustment
Side Adjustment
General Note
TT Electronics reserves the right to make changes in product specification without
notice or liability. All information is subject to TT Electronics’ own data and is
considered accurate at time of going to print.
© TT electronics plc
BI Technologies
4200 Bonita Place, Fullerton, CA 92835 |Ph: +1 714 447 2300
www.bitechnologies.com | www.ttelectronics.com
Issue B
07/2012
Page 3
模拟与混合信号
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