BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com
4mm Square
Sealed Single Turn
Surface Mount
Cermet Trimming Potentiometer
Model 23
Seal 85°C Fluorinert® (No Leaks)
Temperature Coefficient ±100 ppm/°C (<200 Ohms or >1Meg = ±250 ppm/°C)
Operating Temperature Range –55°C to +125°C
Thermal Shock Five cycles –55°C to +125°C (2% ∆RT, 2% ∆VR)
Moisture Resistance Ten 24 hour cycles (3% ∆RT)
Shock 6 ms sawtooth, 100 G’s (1% ∆RT, 1% ∆VR)
Vibration 20 G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR)
High Temperature Exposure 250 hours at 125°C (2% ∆RT, 2% ∆VR)
Rotational Life 100 cycles (5% ∆RT)
Load Life 1,000 hours at 70°C & 0.25 Watts (3% ∆RT, 1% ∆VR)
Resistance to Solder Heat 260°C for 10 sec. (1% ∆RT)
ENVIRONMENTAL
Standard Resistance Range 100 Ohms to 2 Megohms
Standard Resistance Tolerance ±20%
Input Voltage 200 Vdc Max. or rms not to exceed power rating
Power Rating 0.25 Watts at 70°C derating to 0 at 125°C
End Resistance 1% or 3 Ohms Max., whichever is greater
Actual Electrical Travel 200° nominal
Dielectric Strength 500 Vrms
Insulation Resistance 100 Megohms Min.
Resolution Essentially infinite
Contact Resistance Variation 2% or 3 Ohms Max., whichever is greater
ELECTRICAL
Specifications subject to change without notice.
Fluorinert® is a registered trademark of 3M Company.
January 27, 2011 Model 23 page 1 of 3
Mechanical Stops Solid
Stop Strength 4 oz.-in. Min. (300 g-cm)
Torque 2 oz.-in. Max. (150 g-cm)
Weight 0.005 oz. nominal (0.14 grams)
MECHANICAL
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com
PACKAGING
ORDERING INFORMATION
Model Series
Pin Style
Resistance Prefix
Packaging Option:
TR = Tape & Reel
Resistance Value
23 A R 10K LF TR
RoHS compliant product code
(required, not optional)
CIRCUIT DIAGRAM
(1)
(2)
(3)
CW
Model 23
January 27, 2011 Model 23 page 2 of 3
Pin Style A,B S
Tape Width = 12 mm 12 mm
Sprocket = 4 mm pitch 4 mm pitch
Capacity = 500 units 750 units
Reel Diameter = 7” (178 mm) 10” (254 mm)
Option (TR code): Tape & Reel. All units oriented with #2 (slider) pin adjacent to sprocket holes.
Standard (no code): Boxes. Capacity = 100 units.
STANDARD RESISTANCE VALUES
100 1K 10K 100K 1Meg
200 2K 20K 200K 2Meg
500 5K 50K 500K
RECOMMENDED PCB LAYOUT
Inch/mm
THROUGH HOLE
.10
2.5
(1)(3)
(2).02
0.6
.024
0.6
.20 ± .01
5.0 ± 0.3
.18 ± .01
4.5 ± 0.3
Solderable Terminals, Typical 3 Places
Adjustment
Slot
Wide
.102
2.6Long
X
.024
0.6Deep
X
.14 ± .04
3.5 ± 1.0
.11
2.7
+.01
–.00
+.03
–0.0
.008
0.20
.200
5.08
Model 23C
.09 ±.01
2.3 ±0.3
(1)
(3)
(2)
.022 ± .01
0.55 ± 0.3
.25 ± .01
6.5 ± 0.3
+.01
–.00
+0.3
–0.0
.11
2.7
.20 ±.01
5.0 ±0.3
.03 ± .006
0.8 ± 0.15Solderable Terminals
Typical 2 Places
.18 ± .01
4.5 ± 0.3
.05 ± .006
1.2 ± 0.15
Solderable Terminal
Adjustment Slot
.024
0.6Wide X
.04
1.0
.04
1.0
.024
0.6Deep
.008
0.20
Typ.
.004
0.10 Max.
Coplanarity
.102
2.6Long X
.131
3.33[]
.227
5.77[] .121
3.07[]
.219
5.56[] .038
0.97[]
.197
5[]
.051
1.3[]
.047
1.19[]
.125
3.18[]
.100
2.54[]
3x .024
0.61[]
ROTOR POSITIONED AS SHOWN
WITHIN 22 OF CENTERLINE
OF TERMINAL 2
.09 ± .01
2.3 ± 0.3
(1)
(3)
(2)
+.01
–.00
+0.3
–0.0
.11
2.7
.20 ± .01
5.0 ± 0.3
.03 ± .006
.08 ± 0.15Solderable Terminals
Typical 2 Places
.18 ± .01
4.5 ± 0.3
.05 ± .006
1.2 ± 0.15
Solderable Terminal
Adjustment Slot
.024
0.6Wide X.024
0.6Deep
.008
0.20
Typ..004
0.10 Max.
Coplanarity
.11
2.7
.20
5.2
.102
2.6Long X
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com
Model 23
TOP ADJUSTMENT
SIDE ADJUSTMENT
Model 23A - J Hook
Model 23S
Model 23B - Gull Wing
January 27, 2011 Model 23 page 3 of 3
1. Dimensions in inch/mm
2. Tolerances ± 0.01 inch (0.3 mm) unless otherwise specified
