3549S-1AA-501A Bourns Inc., 3549S-1AA-501A Datasheet - Page 2

• Manufacturer Part Number: 3549S-1AA-501A
• Description: POT 500 OHM 7/8" RD WW
• Manufacturer: Bourns Inc.
• Series: 3549r

Specifications of 3549S-1AA-501A

• Resistance (ohms): 500
• Power (watts): 2W
• Tolerance: ±3%
• Temperature Coefficient: ±50ppm/°C
• Number Of Turns: 10
• Rotation: 3600°
• Adjustment Type: Side Adjustment
• Resistive Material: Wirewound
• Termination Style: Solder Lug
• Actuator Length: 20.64mm
• Actuator Type: Slotted Shaft
• Actuator Diameter: 6.35mm
• Package / Case: Round - 0.885" Dia x 0.780" H (22.48mm x 19.81mm)
• Track Resistance: 500ohm
• Track Taper: Linear
• No. Of Turns: 10
• Resistance Tolerance: ± 3%
• Power Rating: 2W
• No. Of Gangs: 1
• Svhc: No SVHC (15-Dec-2010)
• Resistor Element: RoHS Compliant
• Resistance: 500 Ohms
• Element Type: Wire Wound
• Shaft Type: Slotted
• Shaft Length: 20.617 mm
• Shaft Diameter: 6.34 mm
• Product: Precision Potentiometer
• Mounting Style: Panel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Single Gang, Bushing Mount
Selection
Product Dimensions
2
Bushing
Code
A
B
C
D
1
3549 - 10-Turn Precision Potentiometer
19.812 ± 0.812
(.780 ± .032)
18.446 ± 0.381
(.059)
(.290)
1.499
FROM MOUNTING
SURFACE ON
7.366
OPTIONAL ANTI-
ROTATIONAL PIN
(.726 ± .015)
Shaft Dimension "A"
1.524 ± 0.254
(.060 ± .010)
(.312 ± .015)
(0.249 +0/-0.0009)
(0.236 +0/-0.0009)
(0.249 +0/-0.0003)
(0.236 +0/-0.0003)
7.92 ± 0.381
6.34 +0/-0.022
6.00 +0/-0.022
6.34 +0/-0.007
6.00 +0/-0.007
R
AND
RADIUS
3
16.256
(.640)
MAX.
TOLERANCES: EXCEPT WHERE NOTED
DECIMALS: .XX ±
DIMENSIONS:
(.040)
1.016
CCW
1
MOUNTING SURFACE
Nickel Plated Brass
Nickel Plated Brass
14.046 ± 0.381
5.715 ± 0.381
(.225 ± .015)
CLOCKWISE
(.553 ± .015)
Shaft Material
Stainless Steel
Stainless Steel
20.617 ± 0.787
22.479 ± 0.812
MM
(IN)
10.287 + 0.00/-0.05
(.812 ± .031)
(.885 ± .032)
(.405 +0.00/-.002)
(.02)
.50
2
BUSHING TYPE “B”
.XXX ±
30 ° ± 5 °
WIPER
DIA.
(.005)
.127
3/8 " 32-UNEF- 2A THD.
3/8 " 32-UNEF- 2A THD.
(.270 ± .010)
6.86 ± 0.25
Bushing Type "B"
M9 X 0.75-8g
M9 X 0.75-8g
3
.XXXX ±
(.500 ± .010)
12.7 ± 0.254
CW
MOUNTING FACE
12.649 ± 0.254
R
(.498 ± .010)
SHAFT DIMENSION “A”
(.030)
0.762
0.813
(.032)
ADJUSTMENT SLOT:
(.0005)
.0127
DIA.
WIDE X
Bushing Material
(.032)
0.813
Bronze
Bronze
Brass
Brass
DEEP
Dual Gang, Bushing Mount
2
(.059)
(.290)
1
OPTIONAL ANTI-
ROTATIONAL PIN
1.499
FROM MOUNTING
SURFACE ON
7.366
Customers should verify actual device performance in their specific applications.
40.259 ± 0.762
(1.585 ± .030)
AND
RADIUS
R
39.243 ± 0.762
(1.545 ± .030)
16.256
(.640)
MAX.
3
1.016
(.040)
34.798 ± 0.762
(1.370 ± .030)
CCW
CCW
2
26.467 ± 0.762
(1.042 ± .030)
1
1
MOUNTING SURFACE
1
22.479 ± 0.812
(.885 ± .032)
18.796 ± 0.381
CLOCKWISE
(.740 ± .015)
(.312 ± .015)
7.92 ± 0.381
Specifications are subject to change without notice.
DIA.
2
30 ° ± 5 °
(.060)
1.52
3
2
(.270 ± .010)
6.86 ± 0.25
WIPER
(.500 ± .010)
12.7 ± 0.254
14.351 ± 0.381
(.237 ± .015)
6.02 ± 0.381
(.565 ± .015)
MOUNTING FACE
12.649 ± 0.254
(.498 ± .010)
10.287 + 0.00/-0.05
20.643 ± 0.787
(.405 +0.00/-.002)
(.813 ± .031)
3
3
DIA.
BUSHING TYPE “B”
CW
CW
SHAFT DIMENSION “A”
0.813 ± .0004
(.032)
ADJ. SLOT:
0.813
(.032 ± .010)
WIDE X
DEEP