3309P-3-253 Bourns Inc., 3309P-3-253 Datasheet - Page 2

• Manufacturer Part Number: 3309P-3-253
• Description: Trimmer Resistors - Single Turn 9MM RND 25KOHMS 25% 0.5WATTS
• Manufacturer: Bourns Inc.
• Series: 3309Pr

Specifications of 3309P-3-253

• Resistance: 25 KOhms
• Tolerance: 25 %
• Power Rating: 0.5 Watt (1/2 Watt)
• Operating Temperature Range: - 25 C to + 100 C
• Element Type: Cermet
• Dimensions: 9 mm W x 11 mm L
• Product: Trimmer Resistors - Single Turn
• Temperature Coefficient: +/- 250 PPM / C
• Termination Style: SMD/SMT
• Voltage Rating: 250 Volts
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

3309W-1 Single Side (Front) Adjust
Side Adjust Common
Dimensions
3309W
3309W-2 Both Sides Adjust - Cross Slot
Product Dimensions
(.354 ± .020)
9.0 ± .51
MOUNTING
SURFACE
(.433 ± .020)
11.0 ± .51
CCW
3309 - 9 mm Round Trimming Potentiometer
2
2
1
(.197)
5.0
1
2
CLOCKWISE
(.098)
(.098)
2.5
2.5
(.090)
2.29
2
(.186)
(.166)
4.72
(.315 ± .020)
4.22
(.098)
WIPER
8.0 ± .51
3
(.028)
2.5
.71
X
X
ADJ.
CROSS SLOT
(.031 ± .006)
(.134 ± .006)
(.079 ± .006)
(.157)
.80 ± .15
(.492 ± .020)
4.0
3.4 ± .15
2.0 ± .15
12.5 ± .51
3
CW
WIDE
LONG
DEEP
TOLERANCES: ±
3309W-3 Both Sides Adjust Hex
SUGGESTED PWB LAYOUT - 3309W
(.354 ± .020)
9.0 ± .51
(.433 ± .020)
11.0 ± .51
(.047 ± .007)
(.197 ± .007)
DIA. 3 PLCS.
MOUNTING
SURFACE
1.20 ± .18
5.0 ± .18
HEX THRU HOLE
DIMENSIONS:
2
(.197)
5.0
1
2
(.010)
0.25
(.098)
2.5
(.079)
2.01
(.098 ± .007)
(INCHES)
(.315 ± .020)
(.166)
(.098)
EXCEPT WHERE NOTED
4.22
2.5 ± .18
3
(.098 ± .007)
8.0 ± .51
2.5
ACROSS FLATS
MM
2.5 ± .18
(.157)
4.0
Customers should verify actual device performance in their specifi c applications
(.492 ± .020)
12.5 ± .51
Popular distribution resistance values listed in
boldface.
Standard Resistance Table
Specifi cations are subject to change without notice.
Resistance
1,000,000
2,000,000
100,000
200,000
250,000
500,000
(Ohms)
10,000
20,000
25,000
50,000
1,000
2,000
5,000
100
200
500
Resistance
Code
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
REV. 10/08