广泛用于仪器，放大器、多媒体音响等。
delta electronic group ltd.
帝鋒電子集團有限公司
productspecification
産品規格書
1         electrical　characteristics電氣特性
item
content項目
test condition測試條件
specification規格
1.1
insulation     resistance     絕緣阻抗
a voltage of100v dcshall be applied 1 min, after which measurement shall bemade
dc100v1分鐘
between individualterminals
and frame
端子-固定板
100mw   or more
          以上
1.2
dielectric strength
耐電壓
trip current感應電流:0.5ma  
measuring frequency:50~60hz
周波數100v ac for1 min
between individualterminals
and frame
端子-固定板
without damage to parts
arcing or breakdownetc.
無損傷，變形，絕緣破壞等情形
1.3
contactresistance接觸電阻
≤50mw
1.4
rating定格
dc 16v0.1a
2         mechanicalcharacteristics機械特性
item
content項目
test condition測試條件
specification規格
2.1
total mechanical
rotation
全回轉角度
angle of effectiverotation
有效旋轉角度
360°
2.2
rotational torque
旋轉力矩
rotational speed
旋轉速度
60°/  sec.
standard atmospheric
conditions.
常溫5°c至35°c
130±50gf.cm
3         endurancecharacteristics耐久性能
3.1
solder ability
焊錫性
the terminals shall be immersedinto solder bath at 230°±5°cfor3±0.5s.
端子在230±5°c;溫度的焊錫槽內浸錫3±0.5秒
a new uniform coating of soldershall cover a minimum of75% of thesurface being immersed.
浸漬面須有75%以上焊錫付著
3.2
resistance to
soldering heat
焊錫耐熱性
manualsoldering手動焊錫:
soldertemperature焊錫溫度:300±5°c
immersion time焊錫時間    :3±1sec.
autosoldering自動焊錫:
soldertemperature焊錫溫度: 260±5°c,
immersiontime焊錫時間   :  3±1秒.        
apply the abovesoldering process for 1 or 2 times.
以上工程以1次或2次爲宜.
without deformationof case or terminals, electrical characteristics shall besatisfied.
外觀無變形，端子無鬆動，
電氣性能滿足規定要求.
item
content項目
test condition測試條件
specification規格
3.3
dry heat
耐熱性
the potentiometershall be stored at a temperature of80±2°cfor 96hours in athermostatic  chamber. then the potentiometer shall bemaintained at standard atmospheric conditions for 1 hours , afterwhich  measurements shall be made.
溫度80±2°c恒溫槽中96小時放置後,置於常溫常濕1小時除去水滴後測定。
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.4
cold
耐寒性
the potentiometershall be stored at a temperature of -20+2°cfor 96hours in athermostatic chamber. then the potentiometer shall be taken out ofthe chamber and its surface moisture shall be removed. and then thepotentiometer shall be subjected to standard atmospheric conditionsfor 1h ,after which measurement shall be made.
溫度-20±2°c恒溫槽中96小時放置後，置於常溫常濕1小時除去水滴後,1小時內測定。
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.5
damp heat
耐濕性
the potentiometershall be stored at a temperature of 40±2°c, withrelative humidity of 90% to 95% for 96±4hours  in a thermostatic chamber. then thepotentiometer shall be taken out of the chamber and its surfacemoisture shall be removed. and then  the potentiometer shallbe subjected to standard atmospheric conditions for 1h,after whichmeasurement shall be made.溫度40±2°c,濕度90-95%,恒溫恒濕槽中放置96小時後,置於常溫常濕1小時除去水滴後,1小時內測定。
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.6
endurance
耐久性
the moving contact, withoutelectrical load, shall be rotated  from one end stop to theother and returned to its original  position extended over 90%or more effective angle。this procedure constitutes 1 cycle. and themoving contact shall be subjected to 600 cycles per hour. a lot of10000 cycles.　measurements shall be madeimmediately　after 5000cycles。
軸以600周/小時(來回算1周)的速度旋轉,有效旋轉角度超過90%,共10，000周.測試中5000周測定一次。
rotational torqueshall not
deviate from thepreviously specified value.
回轉力矩滿足初期值  
contactresistance:
接觸電阻:    ≤100mw
3.7
operationtemperature range使用溫度範圍
-10~+60°c

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帝锋弘扬电子（深圳）有限公司
崔小姐
18128807711
横岗镇西坑西湖工业园15号