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3299X-1-253 PDF预览

3299X-1-253

更新时间： 2024-11-27 03:14:03
品牌 Logo 应用领域
伯恩斯 - BOURNS 电位器微调电位器
页数 文件大小 规格书
1页 127K
描述
3/8 Square Trimming Potentiometer

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中文翻译

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3299X-1-253 数据手册

  
Features  
■ 3/8 ” Square/ Multiturn / Cermet /  
Industrial / Sealed  
■ Five popular terminal styles  
■ Standoffs  
■ Patent #4427966 drive mechanism  
■ RoHS compliant* version available  
3299 - 3/8 ” Square Trimming Potentiometer  
3299P  
Common Dimensions  
Electrical Characteristics  
Standard Resistance Table  
2.54  
Standard Resistance Range  
Resistance  
(Ohms)  
Resistance  
Code  
(.100)  
1.09  
(.043)  
.38  
..................................10 to 2 megohms  
(see standard resistance table)  
Resistance Tolerance ............ 10 ꢀ std.  
(tighter tolerance available)  
Absolute Minimum Resistance  
..............................1 ꢀ or 2 ohms max.  
(whichever is greater)  
Contact Resistance Variation  
...........................1.0 ꢀ or 3 ohms max.  
(whichever is greater)  
2.54  
(.015)  
10  
100  
200  
500  
101  
201  
501  
102  
202  
502  
103  
203  
253  
503  
104  
204  
254  
504  
105  
205  
(.100)  
20  
1.12  
(.044)  
9.53  
(.375)  
50  
100  
200  
1.52  
(.060)  
500  
6.22 ± 1.14  
1,000  
2,000  
5,000  
10,000  
20,000  
25,000  
50,000  
100,000  
200,000  
250,000  
500,000  
1,000,000  
2,000,000  
(.245 ± .045)  
6.10 +.30/-.25  
(.240 +.012/-.010)  
DIA. TYP.  
10.03  
(.395)  
3
2
1
.51  
ADJ. SLOT  
2.29  
(.090)  
(.020)  
DIA.  
Adjustability  
.56  
WIDE  
(.022)  
X
X
Voltage..................................... 0.01 ꢀ  
Resistance............................... 0.0ꢁ ꢀ  
Resolution.....................................Infinite  
Insulation Resistance ................ꢁ00 vdc.  
1,000 megohms min.  
5.23  
(.206)  
.64  
2.54  
(.100)  
BOTTOM VIEW  
DEEP  
(.025)  
1.91  
(.075)  
3299W  
Popular distribution resistance values listed in  
boldface. Special resistances available.  
2.54  
(.100)  
Dielectric Strength  
Sea Level ..................................900 vac  
70,000 Feet...............................3ꢁ0 vac  
Effective Travel..................2ꢁ turns nom.  
3
2
How To Order  
1
3299 W - 1 - 103 LF  
BOTTOM VIEW  
2.54  
(.100)  
MIN.  
Environmental Characteristics  
Model  
Style  
Power Rating (300 volts max.)  
70 °C ........................................0.ꢁ watt  
12ꢁ °C .........................................0 watt  
Temperature Range....-ꢁꢁ °C to +12ꢁ °C  
Temperature Coefficient .... 100 ppmꢂ°C  
Seal Test........................8ꢁ °C Fluorinert†  
Humidity........MIL-STD-202 Method 103  
96 hours  
3299X  
3299Y  
1.91  
(.075)  
2.54  
(.100)  
Standard or Modified  
Product Indicator  
2.54  
(.100)  
3
-1 = Standard Product  
2
Resistance Code  
1
Terminations  
BOTTOM VIEW  
LF = 100 ꢀ Tin-plated (RoHS compliant)  
Blank = 90 ꢀ Tin ꢂ 10 ꢀ Lead-plated  
(Standard)  
1.91  
(.075)  
(2 ꢀ ∆TR, 10 Megohms IR)  
2.54  
(.100)  
2.54  
(.100)  
Vibration.........20 G (1 ꢀ ∆TR; 1 ꢀ ∆VR)  
Shock...........100 G (1 ꢀ ∆TR; 1 ꢀ ∆VR)  
Load Life  
................1,000 hours 0.ꢁ watt @ 70 °C  
(3 ꢀ ∆TR; 3 ꢀ or 3 ohms,  
3
Consult factory for other available options.  
2
1
2.54  
(.100)  
BOTTOM VIEW  
whichever is greater, CRV)  
Rotational Life........................200 cycles  
(4 ꢀ ∆TR; 3 ꢀ or 3 ohms,  
3299Z  
1.91  
(.075)  
2.54  
(.100)  
2.54  
(.100)  
whichever is greater, CRV)  
3
2
Physical Characteristics  
1
Torque .............................3.0 oz-in. max.  
Mechanical Stops..................Wiper idles  
Terminals ........................Solderable pins  
Weight ......................................0.03ꢁ oz.  
Marking ...........................Manufacturer’s  
trademark, resistance code,  
2.54  
(.100)  
BOTTOM VIEW  
WIPER  
2
wiring diagram, date code,  
CW  
CCW  
3
1
manufacturer’s model  
CLOCKWISE  
number and style  
Wiper................ꢁ0 ꢀ (Actual TR) 10 ꢀ  
Flammability ..........................U.L. 94V-0  
Standard Packaging .....ꢁ0 pcs. per tube  
Adjustment Tool ..............................H-90  
TOLERANCES: 0.25 (.010) EXCEPT WHERE NOTED  
MM  
DIMENSIONS ARE:  
(INCHES)  
*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.  
Customers should verify actual device performance in their specific applications.  
REV. 09/04  
1

中文翻译

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3299X-1-253 替代型号

型号 品牌 替代类型 描述 数据表
3296X-1-253LF BOURNS

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