3269W-2-503LF [BOURNS]
Trimmer, Cermet, 0.25W, 50000ohm, 10% +/-Tol, -100,100ppm/Cel, 12 Turn(s), 2517, 1/4 INCH, SQUARE, 3 PINS, ROHS COMPLIANT;
| 型号： | 3269W-2-503LF |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | Trimmer, Cermet, 0.25W, 50000ohm, 10% +/-Tol, -100,100ppm/Cel, 12 Turn(s), 2517, 1/4 INCH, SQUARE, 3 PINS, ROHS COMPLIANT 电阻器 |
| 文件： | 总2页 (文件大小：293K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
■ Stable, infinite resolution cermet element
■ Vertical and horizontal adjust styles
■ Optional packaging on embossed tape
■ RoHS compliant* - see processing
information on lead free surface mount
trimmers
■ For trimmer applications/processing
guidelines, click here
■ Compatible with surface mount
manufacturing processes
3269 - 1/4 ” Square SMD Trimpot® Trimming Potentiometer
Electrical Characteristics
Product Dimensions
WIPER
2
Standard Resistance Range
3269P
Common Dimensions
CW
CCW
3
1
........................10 ohms to 1 megohm
(see standard resistance table)
Resistance Tolerance ........... 10 ꢀ std.
(closer tolerance available)
Absolute Minimum Resistance
........................... 1 ꢀ or 2 ohms max.
(whichever is greater)
.51
WIDE
X
.51
(.020)
1.78
(.070)
ADJ. SLOT
DIA.
X
DEEP
1.02
(.040)
TYP
CLOCKWISE
(.020)
1.02
(.040)
6.35 .51
(.250 .020)
MM
(INCHES)
DIMENSIONS:
0.25
TOLERANCES:
EXCEPT WHERE NOTED
(.010)
3 PLCS.
Contact Resistance Variation
........................ 3.0 ꢀ or 3 ohms max.
(whichever is greater)
How To Order
2.54
(.100)
2
3
1
TYP. 3 PLCS.
3269 X - 1 - 103 G LF
1.52 .38
(.060 .015)
Adjustability
Model
Style
2.54
(.100)
5.21 0.63
(.205 .025)
Voltage .................................. 0.02 ꢀ
Resistance ............................ 0.0ꢁ ꢀ
Resolution ................................... Infinite
Insulation Resistance ...............ꢁ00 vdc.
1,000 megohms min.
2.54
(.100)
Standard or Modified
Product Indicator
For P pin style:
-1 = Terminals #1 & #3 away from
sprocket holes
-2 = Terminals #1 & #3 toward
sprocket holes
.46 .03
(.018 .001)
DIA. TYP.
3269W
.43 .05
(.017 .002)
DIA. TYP.
Dielectric Strength
Sea Level................................ 600 vac
80,000 Feet............................ 2ꢁ0 vac
Effective Travel .................12 turns nom.
3
1
1.52 .38
(.060 .015)
For W & X pin styles:
-1 = Terminals #1 & #3 toward
sprocket holes
-2 = Terminals #1 & #3 away from
sprocket holes
Environmental Characteristics
2
1.02
(.040)
Power Rating (300 volts max.)
4.32
(.170)
6.35 .51
(.250 .020)
8ꢁ °C....................................0.2ꢁ watt
1ꢁ0 °C.......................................0 watt
Temperature Range...-6ꢁ °C to +1ꢁ0 °C
Temperature Coefficient ... 100 ppm/°C
Seal Test......................8ꢁ °C Fluorinert†
Humidity .......MIL-STD-202 Method 106
(2 ꢀ ΔTR; IR 100 Megohms)
Vibration ....... 30 G (1 ꢀ ΔTR; 1 ꢀ ΔVR)
Shock ......... 100 G (1 ꢀ ΔTR; 1 ꢀ ΔVR)
Load Life.. 1,000 hours 0.2ꢁ watt @ 8ꢁ °C
(3 ꢀ ΔTR; 3 ꢀ or 3 ohms
SQ.
For P, W & X pin styles:
-11 = ꢁ ꢀ TR
1.02
(.040)
1.02
(.040)
TYP
Resistance Code
7.44
(.293)
Embossed Tape Designator
G = Embossed Tape
“P” Style - 7ꢁ0 pcs./13 ˝ reel
“W, X” Style - ꢁ00 pcs./13 ˝ reel
2.29
(.09)
2.54
(.100)
2.54
(.100)
TYP.
3 PLCS.
Terminations
3269X
1.52 .38
(.060 .015)
LF =
100 ꢀ Tin-plated (RoHS compliant)
Blank = 90 ꢀ Tin / 10 ꢀ Lead-plated
(Standard)
1.02
(.040)
whichever is greater, CRV)
Rotational Life .......................200 cycles
(2 ꢀ ΔTR; 3 ꢀ or 3 ohms,
1.02
(.040)
7.44
Standard Resistance Table
(.293)
whichever is greater, CRV)
Resistance
(Ohms)
10
Resistance
Code
100
200
ꢁ00
101
201
501
102
202
502
103
203
253
503
104
204
2ꢁ4
ꢁ04
10ꢁ
2
Physical Characteristics
2.29
(.090)
20
Torque.............................3.0 oz-in. max.
Mechanical Stops.................Wiper idles
Terminals .......................Solderable pins
Weight .....................................0.01ꢁ oz.
Marking...........................Manufacturer’s
trademark, resistance code,
TYP.
3 PLCS.
ꢁ0
100
200
3
1
500
1,000
2,000
RECOMMENDED PCB
LAYOUT - "P"
RECOMMENDED PCB
LAYOUT - "W" & "X"
5,000
wiring diagram, date code,
10,000
20,000
25,000
50,000
100,000
200,000
2ꢁ0,000
ꢁ00,000
1,000,000
manufacturer’s model
1.19
TYP.
(.047)
number and style
Standard Packaging.....ꢁ0 pcs. per tube
Adjustment Tool..............................H-90
Wiper ...............ꢁ0 ꢀ (Actual TR) 10 ꢀ
9.70
(.382)
2.79
(.110)
TYP.
2.54
(.100)
7.62
(.300)
2.54
Popular distribution values listed in boldface.
Special resistances available.
(.100)
3.30
(.130)
TYP.
2.54
(.100)
2.54
(.100)
1.19
TYP.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
(.047)
Customers should verify actual device performance in their specific applications.
3269 - Packaging Specifications
Packaging Specifications
(P Style)
(W & X Styles)
EMBOSSED
CARRIER TAPE
EMBOSSED
CARRIER TAPE
COVER TAPE
COVER TAPE
7.50 ± .10
(.295 ± .004)
7.50 ± .10
(.295 ± .004)
1.5 + .10/ –.00
(.059 + .004/ –.000)
1.5 + .10/ –.00
(.059 + .004/ –.000)
DIA.
DIA.
4.00 ± .01
4.00 ± .01
(.157 ± .004)
(.157 ± .004)
2.00 ± .05
(.079 ± .002)
2.00 ± .05
(.079 ± .002)
12.00 ± .10
(.472 ± .004)
12.00 ± .10
(.472 ± .004)
1.75 ± .10
(.069 ± .004)
1.75 ± .10
(.069 ± .004)
16.0 ± .10
(.630 ± .004)
TAPE
16.0 ± .10
(.630 ± .004)
TAPE
17.78 ± .25
(.700 ± .010)
17.78 ± .25
(.700 ± .010)
EQUAL SPACED 3 PLCS.
EQUAL SPACED 3 PLCS.
18.69 ± .79
(.736 ± .031)
18.69 ± .79
(.736 ± .031)
DIA.
DIA.
13.0 ± .51
(.512 ± .020)
13.0 ± .51
(.512 ± .020)
DIA.
DIA.
99.06 ± 1.02
(3.90 ± .040)
99.06 ± 1.02
(3.90 ± .040)
330.2 ± 5.08
(13.000 ± .200)
DIA.
330.2 ± 5.08
(13.000 ± .200)
DIA.
16.51 ± 2.03/ -.000
(.650 ± .080/ -.000)
16.51 ± 2.03/ -.000
(.650 ± .080/ -.000)
REEL
REEL
-1 as shown meets EIA Specification 481.
Units packaged 750 pieces per reel.
-2 as shown meets EIA Specification 481.
Units packaged 500 pieces per reel.
REV. 08/10
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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