3303W-3-203E Bourns Inc., 3303W-3-203E Datasheet - Page 2

• Manufacturer Part Number: 3303W-3-203E
• Description: POT, TRIMMER, 20KOHM, 20 TURN, SMD
• Manufacturer: Bourns Inc.
• Series: 3303r

Specifications of 3303W-3-203E

• Track Resistance: 20kohm
• No. Of Turns: 20
• Resistance Tolerance: ± 25%
• Power Rating: 150mW
• Potentiometer Mounting: SMD
• Temperature Coefficient: ± 250ppm/°C
• Adjustment Type: Top
• Resistance (ohms): 20K
• Power (watts): 0.15W
• Tolerance: ±25%
• Number Of Turns: Single
• Mounting Type: Surface Mount
• Resistive Material: Cermet
• Package / Case: Square - 0.136" L x 0.122" W x 0.051" H (3.45mm x 3.10mm x 1.30mm)
• Resistance In Ohms: 20.0K
• Resistance: 20 KOhms
• Operating Temperature Range: - 40 C to + 125 C
• Dimensions: 1.96 mm W x 3.1 mm L
• Product: Trimmers
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Taper: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 3303W-203ETR

(.024)
(.069 ± .004)
TOLERANCES: ±
REV. 08/10
“Trimpot” is a registered trademark of Bourns, Inc.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
(.157 ± .004)
(.078 ± .002)
4.00 ± 0.010
1.75 ± 0.10
0.60
2.00 ± 0.05
(.314 ± .012)
8.00 ± 0.31
Packaging Specifi cations
MAX.
3303 - 3 mm SMD Trimpot
(6.980 ± .078)
(.508 ± .020)
12.95 ± 0.51
178.0 ± 2.00
DIMENSIONS:
(.010)
0.25
DIA.
Meets EIA 481
DIA.
TAPE
REEL
(INCHES)
EXCEPT WHERE NOTED
MM
(.138 ± .004)
3.50 ± 0.10
(.157 ± .008)
3.99 ± 0.20
(.130 ± .008)
(.079 ± .008)
3.30 ± 0.20
2.00 ± 0.20
(.157 ± .004)
4.00 ± 0.10
(.350 ± .060)
(1.962)
(.047 ± .020)
8.89 ± 1.52
50.03
1.20 ± 0.50
MIN. DIA.
MAX.
Popular distribution resistance values listed in
boldface. Special resistances available.
Resistance
®
Standard Resistance Table
1,000,000
100,000
200,000
500,000
(Ohms)
10,000
20,000
50,000
1,000
2,000
5,000
Trimming Potentiometer
100
200
500
Part Marking
Code
12
22
52
13
23
53
14
24
54
15
25
55
16
Resistance
Code
101
201
501
102
202
502
103
203
503
104
204
504
105