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参数资料
| 型号： | 6639S-1-104 |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | POT 100K OHM 7/8" RD 1W PLAS |
| 产品变化通告： | Design Enhancement Change 24/May/2012 |
| 标准包装： | 5 |
| 系列： | 6639 |
| 电阻（欧姆）： | 100k |
| 功率（瓦特）： | 1W |
| 容差： | ±15% |
| 温度系数： | ±500ppm/°C |
| 匝数： | 单路 |
| 旋转： | 连续 |
| 调节型： | 顶部调节 |
| 电阻材料： | 导电塑料 |
| 端接类型： | 焊接转塔 |
| 触动器长度： | 0.875"（22.22mm） |
| 触动器类型： | 开槽轴 |
| 触动器直径： | 0.250"（6.35mm） |
| 尺寸 - 主体： | 圆形 - 0.875" 直径 x 0.443" L（22.23mm x 11.25mm） |
| 安装类型： | 面板安装 |
| 包装： | 散装 |
Features
■ Essentially in?nite resolution
■ Excellent rotational life
■ High quality, rugged construction
■ General purpose applications
■ Non-standard features available
■ Cost and space saving
6539/6639 - Precision Potentiometer
Electrical Characteristics 1
6539 Servo Mount
6639 Bushing Mount
Product Dimensions
(.010)
Standard Resistance Range................ 1 K to 100 K ohms......................1 K to 100 K ohms
Total Resistance Tolerance.................. ±15 % .........................................±15 %
Independent Linearity .......................... ±2.0 % ........................................±2.0 %
Effective Electrical Angle ..................... 340 ° +3 ° ...................................340 ° +3 °
End Voltage ......................................... 0.5 % maximum .........................0.5 % maximum
Output Smoothness ............................. 0.1 % ..........................................0.1 %
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level ......................................... 750 VAC minimum .....................750 VAC minimum
Power Rating (Voltage Limited By Power Dissipation or 300 VAC, Whichever is Less)
6539
12.70 ± .38
(.500 ± .015)
1.57
(.062)
1.57
(.062)
1.57
(.062)
3.170 +.000/-.008
(.1248+.0000/-.0003)
DIA. SHAFT
.25
45° ± 5 ° x
CHAMFER
19.050+ 000/-.012
(.750+.0000/-.0005)
+70 °C.............................................. 1.0 watt.......................................1.0 watt
+125 °C............................................ 0 watt..........................................0 watt
Insulation Resistance (500 VDC) ........ 500 megohms minimum .............500 megohms minimum
Resolution............................................ Essentially in?nite.......................Essentially in?nite
Environmental Characteristics 1
Operating Temperature Range ............ +1 °C to +125 °C ........................-40 °C to +125 °C
Storage Temperature Range ............... -65 °C to +125 °C .......................-65 °C to +125 °C
Temperature Coef?cient
Over Storage Temperature Range ...... ±500 ppm/°C maximum..............±500 ppm/°C maximum
Vibration .............................................. 15 G ...........................................15 G
22.23
(.875)
DIA.
3.18
(.125)
.51
(.020)
REF
19.81
(.780)
DIA.
12.70 ± .79
(.500 ± .031)
Wiper Bounce .................................. 0.1 millisecond maximum ...........0.1 millisecond maximum
Total Resistance Shift ...................... ±10 % .........................................±10 %
Voltage Ratio Shift ........................... ±0.5 % ........................................±0.5 %
6639
11.25 ± .38
(.443 ± .015)
10.317+.000/-.051
(.4062+.000/-.002)
DIA.
Shock................................................... 50 G ...........................................50 G
Wiper Bounce .................................. 0.1 millisecond maximum ...........0.1 millisecond maximum
Total Resistance Shift ...................... ±5 % ...........................................±5 %
Voltage Ratio Shift ........................... ±0.5 % ........................................±0.5 %
Load Life .............................................. 1,000 hours, 1 watt.....................1,000 hours, 1 watt
Total Resistance Shift ...................... ±10 % .........................................±10 %
Rotational Life (No Load)..................... 10,000,000 shaft revolutions ......10,000,000 shaft revolutions
Total Resistance Shift ...................... ±10 % maximum ........................±10 % maximum
Moisture Resistance (MIL-STD-202, Method 106)
22.23
(.875)
DIA.
1.57
(.062)
6.342+.000/-.008
(.2497+.0000/-.0003)
DIA. SHAFT
.25
45° ± 5 ° x (.010) CHAMFER
1.19 1.60
SLOT (.047) X (.063)
Total Resistance Shift ...................... ±15 % .........................................±15 %
IP Rating .............................................. IP 40 ...........................................IP 40
.25
Mechanical Characteristics 1
3/8 " - 32 UNEF
(.010)
REF
BO
Mechanical Angle ..........................................................Continuous, Stops (340 ° +8 °, -0 °) available
Torque (Starting & Running) 2 ...................................................................0.40 N-cm (0.5 oz.-in.) max.
Mounting ..............................................................................170-200 N-cm (15-18 lb.-in.) maximum
Shaft Runout.................................................................................................0.13 mm (0.005 in.) T.I.R.
Lateral Runout ..............................................................................................0.08 mm (0.003 in.) T.I.R.
Shaft End Play ..............................................................................................0.13 mm (0.005 in.) T.I.R.
Shaft Radial Play ..........................................................................................0.13 mm (0.005 in.) T.I.R.
Pilot Diameter Runout ................................................................................0.06 mm (0.0025 in.) T.I.R.
Backlash ....................................................................................................................... 0.1 o maximum
Weight ....................................................... 18 gm (6539 Servo Mount), 24 gm (6639 Bushing Mount)
65/6639
3.18
(.125)
9.53 ± .79
(.375 ± .031)
22.23 ± .76
(.875 ± .03)
URNS
2
Terminals ................................................................................................................... Rear Turret Type
Soldering Condition
Manual Soldering .................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire
CW
3
1
4.83
(.19)
R
370 °C (700 °F) max. for 3 seconds
Wave Soldering ........................................................ 96.5Sn/3.0Ag/0.5Cu solder with no-clean ?ux
260 °C (500 °F) max. for 5 seconds
Wash processes ..................................................................................................Not recommended
Marking ................................................. Manufacturer ’s name and part number, resistance value and
tolerance, linearity tolerance, wiring diagram, and date code.
Ganging (Multiple Section Pots) .................................................................................. 1 cup maximum
Hardware (6639 only) ................................. One lockwasher (H-37-2) and one mounting nut (H-38-2)
is shipped with potentiometer.
1 At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
2 2.82 N-cm (4.0 oz.-in.) max. at -40 °C.
30 °±3 °
TYP.
TOLERANCES: EXCEPT WHERE NOTED
.51 .13
DECIMALS: .XX ± .XXX ±
(.020) (.005)
FRACTIONS: ±1/64
MM
DIMENSIONS:
(IN.)
2
WIPER
CCW
1
3
CW
CLOCKWISE
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their speci?c applications.
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