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常州凯纳电子有限公司
凯纳电子    常州凯纳电子有限公司
WH0172-1
WH0172-1WH0172-1

WH0172-1

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发布日期:2019/11/28
  • 产品详情



外形图及安装尺寸

 

一般事项 

§  此规格适用于电子设备之可变电阻器

§  使用温度范围:-10º-100º

特点   

§  优良的同步误差性能

§  品种规格多,适用性强

§  手感柔和,不带开关

§  阻值线性多样化

用途 

§  多媒体,音箱,功放等

电气特性   

ELECTRICAL CHARACTERISTICS

Item

Item 

Specification 

1.1

Resistance value and tolerance of resistance 

    K ±20%

1.2

Load power

0.1 W

1.3

Rotational noise

47mV max

1.4

Insulation Resistance

>100MΩ  At  250V  DC

1.5

Withstanding Voltage

>1Minute   At  350V  AC

1.6

Max rated voltage 

50V AC

1.7

Tracking error

0~-40  dB±3 dB

1.8

Residual resistance                  

R1,2<10Ω; R2,3<10Ω

1.9

Switch contact resistance


1.10

Switch power


MECHANICAL CHARACTERISTICS

2.1

Dimensions 

Refer to the separate product drawing

2.2

Total rotation angle

300±5°

2.3

Rotational Torque 

20~200gf.cm

2.4

Switch working angle


2.5

Switch torque


2.6

Shaft Push& Pull Strength 

≥3kgf

2.7

Click slip-out force 


2.8

Shaft Wobble (mm p-p)

≤0.3mm

2.9

Shaft Stop Strength 

>4kg.cm

DURABILITY CHARACTERISTICS

3.1

Rotating life

10,000 cycles

3.2

Storage Temperature Range

-30℃~+80℃

3.3

Operation Temperature Range

-20℃~+70℃

3.4

Soldering Heat Characteristic

260°C/2.5±0.5S


Type of shaft