Model 44
4mm Square Multiturn
Surface Mount
Cermet Trimming Potentiometer
FEATURES AND BENEFITS
• Space saving SMD package for the most compact board designs
• Sealed to withstand aggressive water wash
• Long life - set and forget construction
• BI quality and reliability
• Available in top and side adjustment versions and J-Hook or gull wing termination
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%)
300 Vdc Max. or rms not to exceed power rating
100 mA Max. or within rated power, whichever is less
0.25 Watts at 85°C derating to 0 at 150°C
1% or 2 Ohms Max., whichever is greater
9 turns nominal
600 Vrms
1,000 Megohms Min.
Essentially infinite
1% or 3 Ohms Max., whichever is greater
ENVIRONMENTAL
Seal
Temperature Coefficient
Operating Temperature Range
Thermal Shock
Moisture Resistance
Shock
Vibration
Rotational Life
Load Life
Resistance to Solder Heat
Temperature Exposure
Solderability
85°C Fluorinert® (No Leaks)
±100 ppm/°C (<100 Ohms = ±250 ppm/°C)
–65°C to +150°C
Five cycles –65°C to +150°C (2% ∆RT, 1% ∆VR)
Ten 24 hour cycles (2% ∆RT, IR 10 Megohms Min.)
6 ms sawtooth, 100 G’s (1% ∆RT, 1% ∆VR)
20 G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR)
200 cycles (3% ∆RT, 1% CRV)
1,000 hours at 85°C & 0.25 Watts (2% ∆RT, 1% CRV)
260°C for 10 sec. (1% ∆RT)
215°C for 3 min. Max. (1% ∆RT)
Per MIL-STD-202, Method 208
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
May 19, 2010
Website: www.bitechnologies.com
Model 44 page 1 of 3
Model 44
MECHANICAL
Mechanical Stops
Torque, Starting
Weight
Clutch action, both ends
3 oz.-in. Max. (0.021 N-m)
0.01 oz. nominal (0.3 grams)
PACKAGING
Standard: Embossed Tape & Reel. All units oriented with #1 pin to the right of the direction of feed.
13” Reel
Pin Style
Tape
Width =
Sprocket =
Capacity =
Reel
Diameter =
7” Reel
W
16 mm
G&J
12 mm
4 mm pitch
1,000 units
G&J
12 mm
4 mm pitch
500 units
W
16 mm
4 mm pitch
250 units
4 mm pitch
1,000 units
13” (330.2 mm)
7” (178 mm)
Option: Anti-static tubes. All units oriented with #1 pin to same side. Tube capacity = 100 units.
ORDERING INFORMATION
44 G R 10K LF XX*
Model Series
Pin Style
Resistance Prefix
Resistance Value
* Packaging option must be specified
Packaging Option:
T7 = 7” Tape & Reel
T13 = 13” Tape & Reel
TB = Tubes
RoHS compliant product code
(required, not optional)
CIRCUIT DIAGRAM
(2)
(1)
CW
(3)
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345
May 19, 2010
Website: www.bitechnologies.com
Model 44 page 2 of 3
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