3057Y-1-503 [BOURNS]
Trimmer, Wire Wound, 1W, 50000ohm, 5% +/-Tol, -50,50ppm/Cel, 22 Turn(s), ROHS COMPLIANT;
| 型号： | 3057Y-1-503 |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | Trimmer, Wire Wound, 1W, 50000ohm, 5% +/-Tol, -50,50ppm/Cel, 22 Turn(s), ROHS COMPLIANT PC 电阻器 |
| 文件： | 总1页 (文件大小：106K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
■ 1-1/4 ” Rectangular / Multiturn
Wirewound / Industrial / Sealed
■ Panel mount option available
■ Listed on the QPL for style RT12 per
MIL-PRF-27208
■ RoHS compliant*
3057 - Trimpot® Trimming Potentiometer
Electrical Characteristics
Product Dimensions
Standard Resistance Range
3057L
Common Dimensions
3057Y
.................................. 10 to 50K ohms
(see standard resistance table)
Resistance Tolerance ............. 5 ꢀ std.
(tighter tolerance available)
Absolute Minimum Resistance
..........................0.1 ꢀ or 1 ohm max.
(whichever is greater)
31.75
(1.25)
3.18
(.125 )
25.4
(1.000)
1
2
7.ꢀ2
3
1.47 .5ꢀ
(.058 .022)
ꢀ.35
(.250)
(.300)
17.78
Noise .....................100 ohms ENR max.
Resolution ........... See Resistance Table
Insulation Resistance ...............500 vdc.
1,000 megohms min.
ADJ. SLOT
2.92 .38
(.115 .015)
(.700)
DIA.
2.3ꢀ
(.093)
MTG. HOLES (2)
DIA.
.ꢀ4
WIDE
(.025)
X
X
2.54
(.100)
.79
Dielectric Strength
DEEP
(.031)
4.83
(.190)
Sea Level............................. 1,500 vac
70,000 Feet............................ 400 vac
Adjustment Travel.............22 turns nom.
.71 .03
(.028 .001)
DIA. TYP.
12.70 .79
(.500 .031)
ꢀ.10
(.240)
MIN. LENGTH
TYP.
ꢀ.10
TYP.
152.4
LEADS
(.240)
Environmental Characteristics
(ꢀ.000)
8.00 .38
(.315 .015)
2.54
(.100)
Power Rating @ 70 °C..................1 watt
Power Rating @ 150 °C................0 watt
Temperature Range...-55 °C to +150 °C
Temperature Coefficient ..... 50 ppm/°C
Seal Test......................85 °C Fluorinert†
(pin styles only)
Humidity .......MIL-STD-202 Method 106
96 hours
2 ꢀ ∆TR, 100 Megohms IR)
Vibration ............. 30 G (1 ꢀ ∆TR; 0.5 ꢀ
+ resolution ∆VR)
Standard Resistance Table
2.ꢀ7
(.105 )
Nominal
Resolution
(Percent)
2.40
3.43 .38
(.135 .015)
Resistance
(Ohms)
10
Resistance
Code
100
3057J
20
200
1.90
1.40
50
500
3.80
(.150)
100
101
1.00
200
201
0.86
500
501
0.89
Shock ............... 100 G (1 ꢀ ∆TR; 0.5 ꢀ
+ resolution ∆VR)
Load Life....1,000 hours 1 watt @ 70 °C
(2 ꢀ ∆TR)
1,000
2,000
5,000
10,000
20,000
50,000
102
0.72
2
1
3
202
0.58
502
0.43
103
0.34
203
0.31
ꢀ.35
7.ꢀ2
(.300)
Rotational Life ..... 200 cycles (2 ꢀ ∆TR)
(.250)
503
0.24
Physical Characteristics
17.78
(.700)
Popular values listed in boldface. Special
resistances available.
.71 .03
(.028 .001)
DIA. TYP.
Torque.............................8.0 oz-in. max.
Mechanical Stops.................Wiper idles
Terminals ........ Solderable pins and lugs
Flexible leads ......(7 strands of 30 AWG)
Weight .......................................0.10 oz.
Marking.........Manufacturer’s trademark,
resistance code, terminal numbers,
date code, manufacturer’s model
number and style
How To Order
2.54
(.100)
3057 L - 1 - 103 M
Model
Style
3057P
.71 .03
(.028 .001)
DIA. TYP.
Standard or Modified
Product Indicator
Wiper ...............50 ꢀ (Actual TR) 10 ꢀ
Flammability ..........................U.L. 94V-0
Standard Packaging
P&Y Style ..................10 pcs. per tube
L&J Style....................25 pcs. per bag
Adjustment Tool..............................H-90
-1 = Standard Product
2
1
3
17.78
(.700)
22.8ꢀ
(.900)
ꢀ.ꢀ0
12.70 .79
(.2ꢀ0) (.500 .031)
Resistance Code
Optional Suffix Letter
M = Panel Mount
(Factory Installed)
MM
(INCHES)
DIMENSIONS:
0.25
TOLERANCES:
EXCEPT WHERE NOTED
RED
WIPER
2
(.010)
GREEN
CW
YELLOW
CCW
3
1
CLOCKWISE
REV. 11/08
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
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