51AAD-B28-B20 Bourns Inc., 51AAD-B28-B20 Datasheet - Page 2

• Manufacturer Part Number: 51AAD-B28-B20
• Description: Panel Mount Potentiometers 1/2' SQ PC 100K OHM
• Manufacturer: Bourns Inc.

Specifications of 51AAD-B28-B20

• Resistance: 100 KOhms
• Tolerance: 20 %
• Power Rating: 0.5 Watt (1/2 Watt)
• Termination Style: Pin
• Taper: Linear
• Number Of Turns: 1
• Element Type: Conductive Plastic
• Shaft Type: Slotted
• Shaft Length: 7/8 in
• Shaft Diameter: 1/4 in
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

(.036 ± .002)
0.91 ± .051
PACKAGE DIMENSIONS
PACKAGE DIMENSIONS PCB MOUNTING BRACKET
ANTI-ROTATION LUG
(Style "A", 90 CW Shown)
(.250 ± .010)
Product Dimensions
6.35 ± .25
(.300 ± .012)
51/53 - Sealed 1/2 ” (12.5 mm) Square Control
7.62 ± 0.30
(SINGLE, DUAL AND TRIPLE MODULE SHOWN)
AVAILABLE IN 1 THROUGH 6 MODULE VERSIONS.
AVAILABLE IN 1 THROUGH 6 MODULE VERSIONS.
DIMENSIONS:
(.950 ± .021)
(.950 ± .013)
24.15 ± 0.33
24.13 ± 0.33
(.650 ± .010)
16.51 ± 0.25
(.0118)
(.300 ± .012)
0.30
7.62 ± 0.30
(.031 ± .012)
0.80 ± 0.30
(INCHES)
(.300 ± .012)
7.62 ± 0.30
(.300 ± .012)
7.62 ± 0.30
MM
(.350 ± .007)
8.89 ± 0.18
(.200 ± .012)
5.08 ± 0.30
(.052 ± .010)
1.32 ± 0.25
"L"
"L"
(.200 ± .012)
5.08 ± 0.30
( .025)
( .025)
.64
.64
(.060)
(.016)
1.52
0.41
(.224)
5.70
2 X
( .016 ± .002)
3 X
(.432)
.41 ± .05
11.00
(.432)
11.00
2 X
(.026 ± .002)
(.029)
0.74
(.029)
.66 ± .05
0.74
(.200)
(.100)
DIA.
5.08
2.54
SHAFT FLAT
ORIENTATION
DIA.
( .100)
2.54
MODEL 51
TERMINAL SPACING
(.492)
(.492)
12.5
12.5
132 ° ± 5 ° CCW END
(.100)
2.54
(.100)
2.54
(.200)
5.08
(.246)
(.260 ± .015)
(.260 ± .015)
(.246)
6.25
6.60 ±0.38
6.60 ±0.38
6.25
(.275)
(.275)
7.00
7.00
Customers should verify actual device performance in their specifi c applications.
SUGGESTED PANEL LAYOUTS
The Model 50 can be used with either
of the two panel layouts shown below.
(DOUBLE MODULE FRONT AND REAR BRACKET SHOWN)
(.094)
(.100)
2.40
(.036)
TYP.
2.54
0.90
CCW
BUSHING DIAMETER
FOR TOLERANCES SHOWN: .XX = ±
SOLDER LUG TERMINALS
ELECTRICAL SCHEMATIC
(.050)
4 PLCS.
1.27
DIA.
1
( .031)
(.250)
0.80
6.35
(.244)
6.20
3
(.087)
2.20
Specifi cations are subject to change without notice.
SHAFT DIMENSIONS ±
MODEL 53
(.300)
2
6 PLCS.
(.040)
7.62
1.02
DIA.
1
2 X
(.185)
2
4.70
BUSHING DIAMETER
(.071)
1.80
.XXX = ±
( .031)
0.80
(.250)
(.010)
(.005)
(1/32)
6.35
.25
.13
.80
(.109)
2.77
3
(.197 ± .002)
5.0 ± 0.51
(.200)
(.052)
CW
5.08
1.32
FMS
C L OF POT