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參數(shù)資料
| 型號(hào)： | 68WR20LFTB |
| 廠商： | BI Technologies Corporation |
| 元件分類(lèi)： | 數(shù)字電位計(jì) |
| 英文描述： | 3/8 Square Multiturn Cermet Trimming Potentiometer |
| 中文描述： | 3月8日廣場(chǎng)多轉(zhuǎn)金屬陶瓷微調(diào)電位器 |
| 文件頁(yè)數(shù)： | 1/4頁(yè) |
| 文件大?。?/td> | 69K |
| 代理商： | 68WR20LFTB |
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1-51
Model 68
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
Insulation Resistance, Minimum
Resolution
Contact Resistance Variation, Maximum
10 to 2Meg
±10% (<100 Ohms = ±20%)
200 Vdc or rms not to exceed power rating
100mA or within rated power, whichever is less
0.5 at 85°C derating to 0 at 125°C
2 Ohms
20
900 Vrms
1,000 Megohms
Essentially infinite
1% or 1 Ohm, whichever is greater
ENVIRONMENTAL
Seal
Temperature Coefficient, Maximum
Temperature Range
Thermal Shock
Moisture Resistance
Shock, 6ms Sawtooth
Vibration
High Temperature Exposure
Rotational Life
Load Life at 0.5 Watts
Resistance to Solder Heat
85°C Fluorinert (No Leaks)
±100ppm/°C
–55°C to +125°C
5 cycles, –55°C to +125°C (1%
RT, 1%
VR)
Ten 24 hour cycles (1%
RT, IR 1,000 Megohms min.)
100G’s (1%
RT, 1%
VR)
20G’s, 10 to 2,000 Hz (1%
RT, 1%
VR)
250 hours at 125°C (2%
RT, 2%
VR)
200 cycles (3%
RT)
1,000 hours at 70°C (2%
RT)
260°C for 10 sec. (1%
RT)
MECHANICAL
Mechanical Stops
Torque, Starting Maximum
Weight, Nominal
Clutch Action, both ends
5 oz.-in. (0.035 N-m)
.04 oz. (1.13 grams)
MODEL 68
3/8” Square
Multiturn
Cermet Trimming
Potentiometer
Fluorinert is a registered trademark of 3M Company.
Specifications subject to change without notice.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 68WR20LFTR | 3/8 Square Multiturn Cermet Trimming Potentiometer |
| 68WR250KLFTB | 3/8 Square Multiturn Cermet Trimming Potentiometer |
| 68WR250KLFTR | 3/8 Square Multiturn Cermet Trimming Potentiometer |
| 68WR25KLFTB | 3/8 Square Multiturn Cermet Trimming Potentiometer |
| 690-0300-01 | BUCHSE DIN PCB SENKRECHT 3POL |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 68WR20LFTR | 制造商:BITECH 制造商全稱(chēng):Bi technologies 功能描述:3/8 Square Multiturn Cermet Trimming Potentiometer |
| 68WR20TB | 制造商:TT Electronics / BI Technologies 功能描述:Res Cermet Trimmer 20 Ohm 20% 1/2W 20(Elec)Turn 2.29mm (9.53 X 6.22 X 11.05mm) Pin Thru-Hole Tube |
| 68WR20XXX | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:3/8 Inch Square Multi-Turn Cermet Trimming Poteniometer |
| 68WR250K | 功能描述:微調(diào)電阻 - 通孔 3/8" Squ 250K 10% RoHS:否 制造商:Vishay/Sfernice 產(chǎn)品:Trimmer Resistors - Multi Turn 產(chǎn)品類(lèi)型:Multiturn 轉(zhuǎn)數(shù):14 錐度:Linear 電阻:10 kOhms 電壓額定值:250 V 端接類(lèi)型:Pin 功率額定值:250 mW (1/4 W) 容差:10 % 溫度系數(shù):100 PPM / C |
| 68WR250KLF | 功能描述:微調(diào)電阻 - 通孔 3/8" Squ 250K 10% RoHS:否 制造商:Vishay/Sfernice 產(chǎn)品:Trimmer Resistors - Multi Turn 產(chǎn)品類(lèi)型:Multiturn 轉(zhuǎn)數(shù):14 錐度:Linear 電阻:10 kOhms 電壓額定值:250 V 端接類(lèi)型:Pin 功率額定值:250 mW (1/4 W) 容差:10 % 溫度系數(shù):100 PPM / C |
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