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參數(shù)資料
| 型號(hào)： | UAL-50 |
| 廠商： | Willow Technologies Limited |
| 英文描述： | Aluminum Housed Wirewound Resistors |
| 中文描述： | 鋁殼線繞電阻器 |
| 文件頁(yè)數(shù)： | 1/4頁(yè) |
| 文件大?。?/td> | 477K |
| 代理商： | UAL-50 |
rev.03/2006A
Power Rating 5 to 300Watts
All Welded Construction
Resistances from 0.005 to 250kOhms
Tolerance to ±0.01%
High Overload and Pulse Handling
Low TCR: ± 20ppm/K Standard
Four Terminal Versions Available
SPECIFICATIONS
ForNon-InductiveWindings/inserttheletter“N”(i.e.UALN-25)
PartNumber-Resistance-Tolerance-TCR(Ifnotstandard)
Example:UAL-2510Ohm1%
UAL-25-4T
UAL-25-4
UAL-25-4TR
UAL Series
AluminumHousedWirewoundResistors
Ordering Information
Type
MIL-R-39009
MIL-R-18546
Style
PowerRating(W@25°C)
Resistance
Range
1
Commercial
MIL
FreeAir
UAL-5
RER-60/RE-60
7.5
a
5
a
4.5
0.01to22K
UAL-10
RER-65/RE-65
12.5
a
10
a
7.5
0.01to47K
UAL-25
RER-70/RE-70
25
b
20
b
12
0.01to90K
UAL-50
RER-75/RE-75
50
c
30
c
20
0.01to250K
UAL-100
RER-77/RE-77
100
d
75
d
40
0.01to50K
UAL-180
-
180
d
-
-
0.01to50K
UAL-250
RER-80/RE-80
250
d
120
d
100
0.01to50K
UAL-300
-
300
e
-
75
0.005to100K
1
Fornon-inductivewindings,dividemaximumresistanceby2
a
HeatsinkRequired:0.040[1.0]Alum.Plate,129in
2
[832cm
2
]orequiv.
b
HeatsinkRequired:0.040[1.0]Alum.Plate,167in
2
[1077cm
2
]orequiv.
c
HeatsinkRequired:0.059[1.5]Alum.Plate,291in
2
[1877cm
2
]orequiv.
d
HeatsinkRequired:0.125[3.2]Alum.Plate,294in
2
[1896cm
2
]orequiv.
e
HeatsinkRequired:0.125[3.2]Alum.Plate,895in
2
[5780cm
2
]orequiv.
Willow Technologies Ltd.
Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.
+ 44 (0) 1342 835234
+ 44 (0) 1342 834306
info@willow.co.uk http://www.willow.co.uk
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