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89PR25KTR PDF预览

89PR25KTR

更新时间: 2024-11-07 03:11:15
品牌 Logo 应用领域
TTELEC 电位器微调电位器
页数 文件大小 规格书
5页 66K
描述
3/4 Rectangular Multiturn Cermet Trimming Potentiometer

89PR25KTR 数据手册

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MODEL 89  
3/4” Rectangular  
Multiturn  
1
Cermet Trimming  
Potentiometer  
ELECTRICAL  
Standard Resistance Range, Ohms  
Standard Resistance Tolerance  
Input Voltage, Maximum  
Slider Current, Maximum  
Power Rating, Watts  
End Resistance, Maximum  
Actual Electrical Travel, Turns, Nominal  
Dielectric Strength  
10 to 2Meg  
10ꢀ ꢁ(100 Ohms ꢂ 20ꢀꢃ  
200 Vdc or rms not to exceed power rating  
100mA or within rated power, whichever is less  
0.75 at 85°C derating to 0 at 125°C  
2 Ohms  
20  
1,000 Vrms  
Insulation Resistance, Minimum  
Resolution  
1,000 Megohms  
Essentially infinite  
Contact Resistance Variation, Maximum  
1ꢀ or 1 Ohm, whichever is greater  
ENVIRONMENTAL  
Seal  
85°C Fluorinert® ꢁNo Leaksꢃ  
100ppmꢄ°C  
Temperature Coefficient, Maximum  
Operating Temperature Range  
Thermal Shock  
Moisture Resistance  
Shock, 6ms Sawtooth  
Vibration  
–55°C to +125°C  
5 cycles, –55°C to +125°C ꢁ1ꢀ RT, 1ꢀ VRꢃ  
Ten 24 hour cycles ꢁ1ꢀ RT, IR 100 Megohms Min.ꢃ  
100G’s ꢁ1ꢀ RT, 1ꢀ VRꢃ  
20G’s, 10 to 2,000 Hz ꢁ1ꢀ RT, 1ꢀ VRꢃ  
250 hours at 125°C ꢁ2ꢀ RT, 2ꢀ VRꢃ  
200 cycles ꢁ3ꢀ RTꢃ  
High Temperature Exposure  
Rotational Life  
Load Life at 0.5 Watts  
Resistance to Solder Heat  
1,000 hours at 70°C ꢁ2ꢀ RTꢃ  
260°C for 10 sec. ꢁ1ꢀ RTꢃ  
MECHANICAL  
Mechanical Stops  
Torque, Starting Maximum  
Weight, Nominal  
Clutch Action, both ends  
5 oz.-in. ꢁ0.035 N-mꢃ  
.05 oz. ꢁ1.4 gramsꢃ  
Fluorinert® is a registered trademark of 3M Company.  
Specifications subject to change without notice.  
Model 89  
1-77  

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