3549S-1AA-203A Bourns Inc., 3549S-1AA-203A Datasheet - Page 3

• Manufacturer Part Number: 3549S-1AA-203A
• Description: POT 20K OHM 7/8" RD WW
• Manufacturer: Bourns Inc.
• Series: 3549r

Specifications of 3549S-1AA-203A

• Resistance (ohms): 20K
• 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)
• Resistance: 20 KOhms
• Power Rating: 2 Watts
• Element Type: Wire Wound
• Shaft Type: Slotted
• Shaft Length: 20.617 mm
• Shaft Diameter: 6.34 mm
• Track Resistance: 20kohm
• Track Taper: Linear
• No. Of Turns: 10
• Resistance Tolerance: ± 3%
• Potentiometer Mounting: Panel
• No. Of Gangs: 1
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Single Gang, Servo Mount
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
Product Dimensions
3549 - 10-Turn Precision Potentiometer
2
1
R
16.256
TOLERANCES: EXCEPT WHERE NOTED
DECIMALS: .XX ±
DIMENSIONS:
(.640)
MAX.
CCW
25.222 ± 0.787
23.86 ± 0.381
(.939 ± .015)
(.993 ± .031)
1
19.46 ± 0.381
(.766 ± .015)
3
(.062)
1.575
CLOCKWISE
1.575
(.062)
MM
(IN)
1.575
(.062)
(.02)
.50
2
22.225 ± 0.381
(.875 ± .015)
.XXX ±
WIPER
DIA.
30 ° ± 5 °
MOUNTING SURFACE
11.13 ± 0.381
(.005)
(.438 ± .015)
.127
15.8725 + .0000/-.0127
(.6249 +.0000/-.0005)
3
.XXXX ±
6.858 ± 0.254
(.270 ± .010)
17.526
(.690)
CW
9.525 ± 0.787
(.375 ± .031)
(.500 ± .010)
(.1248 + .0000/-.0003)
12.7 ± 0.254
3.1699 + .0000/-.0076
(.0005)
DIA.
.0127
DIA.
DIA.
Dual Gang, Servo Mount
2
1
(1.798 ± .031)
45.67 ± 0.78
(1.758 ± .031)
3
44.65 ± 0.78
R
16.256
(.640)
CCW
MAX.
(1.583 ± .031)
CCW
40.21 ± 0.78
2
1
1
1
(1.255 ± .031)
31.88 ± 0.78
CLOCKWISE
24.206 ± 0.381
2
(.953 ± .015)
19.76 ± 0.381
(.778 ± .015)
22.225 ± 0.381
(.875 ± .015)
3
(.062)
1.575
DIA.
2
(.062)
1.575
30 ° ± 5 °
(.062)
1.575
WIPER
6.858 ± 0.254
(.270 ± .010)
3
3
(.500 ± .010)
12.7 ± 0.254
CW
MOUNTING SURFACE
11.43 ± 0.381
(.450 ± .015)
CW
15.8725 + .0000/-.0127
(.6249 +.0000/-.0005)
3.1699 + .0000/-.0076
(.1248 + .0000/-.0003)
17.526
(.690)
9.525 ± 0.787
(.375 ± .031)
DIA.
DIA.
DIA.