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参数资料
| 型号： | 3082P-45-503 |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/1页 |
| 文件大小： | 0K |
| 描述： | TRIMMER 50K OHM 0.3W TH |
| 标准包装： | 25 |
| 系列： | Trimpot® 3082 - 密封式 |
| 电阻（欧姆）： | 50k |
| 功率（瓦特）： | 0.3W |
| 容差： | ±10% |
| 温度系数： | ±100ppm/°C |
| 匝数： | 10 |
| 调节型： | 侧面调节 |
| 电阻材料： | 金属陶瓷 |
| 安装类型： | 通孔 |
| 端接类型： | PC 引脚 |
| 包装： | 管件 |
| 尺寸/尺寸： | 长方形 - 0.500" L x 0.100" W x 0.170" H（12.70mm x 2.54mm x 4.32mm） |
Features
■ Multiturn / Cermet / Industrial / Sealed
Model 3082 is currently available,
although not recommended for new
designs.
■ Space saver: 0.100 ” x 0.150 ” x 0.500 ”
■ ±100 ppm/°C temperature coef?cient over
entire temperature and resistance ranges
■ Available with or without standoffs
■ For trimmer applications/processing
guidelines, click here
3082 - 1/2 ” Rectangular Trimpot ? Trimming Potentiometer
Electrical Characteristics
Product Dimensions
Standard Resistance Table
Standard Resistance Range
.................................... 10 to 2 megohms
(see standard resistance table)
Resistance Tolerance ............... ±10 % std.
A
Resistance
(Ohms)
10
20
Resistance
Code
100
200
Absolute Minimum Resistance
.............................1.0 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
.............................3.0 % or 3 ohms max.
(whichever is greater)
Continuity
..... Maintained for full mechanical range
Adjustability
Voltage ...................................... ±0.05 %
Resistance ................................ ±0.10 %
1
2.5
(.10)
10.2
(.40)
12.7
3
2
C MIN.
TYP.
1.02
(.04)
D TYP.
1.40 ± .254
(.055 ± .010)
50
100
200
500
1,000
2,000
5,000
10,000
20,000
50,000
100,000
200,000
500,000
750,000
1,000,000
500
101
201
501
102
202
502
103
203
503
104
204
504
754
105
Insulation Resistance ....................500 vdc
(.50)
2,000,000
205
1000 megohms min.
Adjustment Angle................. 10 turns nom.
Environmental Characteristics
Power Rating (400 volts max.)
85 °C...........................................0.3 watt
B±
.254
(.010)
How To Order
Model
3082 P - 1 - 103 LF
Temperature Range.......-65 °C to +150 °C
Style
1.02
2.5
Temperature Coef?cient ....... ±100 ppm/°C
Humidity ...........MIL-STD-202 Method 106
100 megohms min. insulation
resistance after removal from
chamber
Vibration ......30 G (exceeds MIL-R-22097)
Contact Bounce .... 0.1 millisecond max.
Wiper Shift, Max....... 1.0 % voltage ratio
Shock ........100 G (exceeds MIL-R-22097)
Contact Bounce .... 0.1 millisecond max.
Wiper Shift, Max....... 1.0 % voltage ratio
Load Life ... 1,000 hours, 0.3 watt @ 25 °C
4.4
MIN.
(.172)
(.04)
(.10)
1.91 .64 .51
ADJ. SLOT DIA. X WIDE X DEEP
(.075) (.025) (.020)
Standard or Modi?ed
Product Indicator
-1 = Standard Product
-45 = With Standoffs
Resistance Code
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
Consult factory for other available options.
Resistance Shift, Max. ................ ±2.0 %
Mechanical Life ......................... 200 cycles
without discontinuity
Dielectric Strength ................ MIL-R-22097
#26 AWG
.41 ± .025
(.016 ± .001)
PINS
2
WIPER
Room Conditions ...............900 volts AC
80,000 feet .........................400 volts AC
Dimension
3082P-1
(Without
Standoffs)
3082P-45
(With
Standoffs)
CCW
1
CLOCKWISE
3
CW
Physical Characteristics
Immersion Leak Test ................... No leaks
Torque .................................2.0 oz-in. max.
Mechanical Adjustments ..... 12 turns nom.
Mechanical Stops .................... Wiper idles
Wiper ................... 50 % (Actual TR) ±10 %
Terminals........................... Solderable pins
Weight ..........................................0.009 oz.
A
B
C
D
3.8
(0.15)
2.7
(0.108)
None
None
4.3
(0.17)
3.3
(0.130)
.381
(0.015)
.51
(0.020)
MM
DIMENSIONS:
(INCHES)
±.25
TOLERANCES: .XX .XXX
±.010
EXCEPT WHERE NOTED
±.127
±.005
Marking .............................. Manufacturer’s
trademark, resistance code,
terminal numbers, date code and
manufacturer ’s model number
Standard Packaging ........ 25 pcs. per tube
REV. 04/14
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
“Trimpot” is a registered trademark of Bourns, Inc.
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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