PDB12-F4251-503AF Bourns Inc., PDB12-F4251-503AF Datasheet - Page 2

• Manufacturer Part Number: PDB12-F4251-503AF
• Description: Potentiometers 50K AUDIO 12MM
• Manufacturer: Bourns Inc.
• Type: Potentiometerr

Specifications of PDB12-F4251-503AF

• Resistance: 50kohm
• Power Rating: 1/25W
• Tolerance (+ Or -): 20%
• Number Of Turns: 1Turn
• Technology: Carbon Film
• Mounting Style: Panel
• Termination Style: Pin
• Operating Temp Range: -10C to 50C
• Failure Rate: Not Required
• Shaft Diameter (mm): 6mm
• Product Diameter (mm): Not Requiredmm
• Product Length (mm): 29.5mm
• Product Height (mm): 20mm
• Product Depth (mm): 12.8mm
• Tolerance: 20 %
• Taper: Audio
• Element Type: Carbon
• Shaft Type: Flatted / D
• Shaft Length: 25 mm
• Shaft Diameter: 6 mm
• Lead Free Status / RoHS Status: Compliant

Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications
REV. 01/11
RECOMMENDED PCB LAYOUT
PDB12-M
(.393)
L
F
10.0
Product Dimensions
PDB12 Dimensions
(.102)
2.6
(.591)
(.276)
PDB12 Series - 12 mm Rotary Potentiometer
15
7
3 PLCS.
(.039)
(.141)
DIA.
(.062)
3.6
1.0
SHAFT SHOWN IN CCW POSITION
1.6
DIMENSIONS:
(.787)
(.276)
(.354)
30 °
20
9.0
1
7
(.496)
12.6
(.503)
12.8
2
L
(.059)
(INCHES)
1.5
3
(.984)
(.472)
(.295)
25
12
7.5
MM
F
(.106)
(.393)
2.7
10.0
(.177)
(.24)
(.24)
(1.181)
DIA.
6.0
6.0
(.472)
4.5
30
12
PDB12-F
RECOMMENDED PCB LAYOUT
(.255)
(.393)
(.137)
10.0
6.5
3.5
(.118)
1
3.0
(.177)
(.118)
4.5
3.0
(.082)
2.1
SHAFT SHOWN IN CCW POSITION
(.177)
7.5
30 °
1
SCHEMATIC
(.503)
(.566)
14.4
12.8
(.137)
2
3.5
(.177)
(.078)
4.5
2.0
L
3
2
(.059)
1.5
(.118)
F
3.0
3 PLCS.
(.039)
DIA.
1.0
(.062)
1.6
(.177)
(.24)
(.24)
DIA.
6.0
6.0
4.5
3
Model
Terminal Confi g.
(see individual drawings)
H = PC pins, rear facing
G = PC pins, vertical/
M = PC pins, rear facing
F = PC pins, vertical/
Option
Standard Shaft Length
Number of Gangs
Resistance Code (See Table)
Resistance Taper
Shaft Style
Other styles available.
How To Order
Standard Resistance Table
• 2 = Center Detent
• 4 = No Detent
• 15 = 15 mm
• 20 = 20 mm
• 25 = 25 mm
• 30 = 30 mm
• 1 = Single Gang
• A = Audio Taper
• B = Linear Taper
• F = Flat Type Insulated Shaft
snap mount
down facing/
snap mount
down facing/
snap mount
Resistance
PDB12 - H 4 20 1 - 103 A F
1,000,000
100,000
200,000
500,000
(Ohms)
10,000
20,000
50,000
1,000
2,000
5,000
Resistance
Code
102
202
502
103
203
503
104
204
504
105