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UAL-25 [TELEDYNE]

Aluminum Housed Wirewound Resistors; 铝壳线绕电阻器
UAL-25
型号： UAL-25
厂家： TELEDYNE TECHNOLOGIES INCORPORATED    TELEDYNE TECHNOLOGIES INCORPORATED
描述：

Aluminum Housed Wirewound Resistors
铝壳线绕电阻器

电阻器 线绕电阻器
文件： 总4页 (文件大小：625K)
中文：  中文翻译
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UAL Series  
AluminumꢀHousedꢀWirewoundꢀResistors  
• 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  
UAL-25-4T  
UAL-25-4  
UAL-25-4TR  
SPECIFICATIONS  
MIL-R-39009  
MIL-R-18546  
Style  
PowerꢀRatingꢀ(ꢀWꢀ@ꢀ25°Cꢀ)  
Resistance  
Range1  
Type  
Commercial  
7.5ꢀa  
MIL  
5ꢀa  
FreeꢀAir  
4.5  
0.01ꢀtoꢀ22K  
0.01ꢀtoꢀ47K  
0.01ꢀtoꢀ90K  
0.01ꢀtoꢀ250K  
0.01ꢀtoꢀ50K  
0.01ꢀtoꢀ50K  
0.01ꢀtoꢀ50K  
0.005ꢀtoꢀ100K  
UAL-5  
UAL-10  
UAL-25  
UAL-50  
UAL-100  
UAL-180  
UAL-250  
UAL-300  
RER-60ꢀ/ꢀRE-60  
RER-65ꢀ/ꢀRE-65  
RER-70ꢀ/ꢀRE-70  
RER-75ꢀ/ꢀRE-75  
RER-77ꢀ/ꢀRE-77  
-
12.5ꢀa  
25ꢀb  
10ꢀa  
20ꢀb  
30ꢀc  
75ꢀd  
-
7.5  
12  
20  
40  
-
50ꢀc  
100ꢀd  
180ꢀd  
250ꢀd  
300ꢀe  
120ꢀd  
-
100  
75  
RER-80ꢀ/ꢀRE-80  
-
1ꢀ Forꢀnon-inductiveꢀwindings,ꢀdivideꢀmaximumꢀresistanceꢀbyꢀ2  
aꢀꢀ HeatsinkꢀRequiredꢀ:ꢀ0.040ꢀ[1.0]ꢀAlum.ꢀPlate,ꢀ129ꢀin2ꢀ[832ꢀcm2]ꢀorꢀequiv.  
bꢀꢀꢀHeatsinkꢀRequiredꢀ:ꢀ0.040ꢀ[1.0]ꢀAlum.ꢀPlate,ꢀ167ꢀin2ꢀ[1077ꢀcm2]ꢀorꢀequiv.  
cꢀꢀꢀHeatsinkꢀRequiredꢀ:ꢀ0.059ꢀ[1.5]ꢀAlum.ꢀPlate,ꢀ291ꢀin2ꢀ[1877ꢀcm2]ꢀorꢀequiv.  
dꢀꢀꢀHeatsinkꢀRequiredꢀ:ꢀ0.125ꢀ[3.2]ꢀAlum.ꢀPlate,ꢀ294ꢀin2ꢀ[1896ꢀcm2]ꢀorꢀequiv.  
eꢀꢀꢀHeatsinkꢀRequiredꢀ:ꢀ0.125ꢀ[3.2]ꢀAlum.ꢀPlate,ꢀ895ꢀin2ꢀ[5780ꢀcm2]ꢀorꢀequiv.  
Ordering Information  
ForꢀNon-InductiveꢀWindingsꢀ/ꢀinsertꢀtheꢀletterꢀ“N”ꢀ(ꢀi.e.ꢀUALN-25ꢀ)  
PartꢀNumberꢀ-ꢀResistanceꢀ-ꢀToleranceꢀ-ꢀTCRꢀ(ꢀIfꢀnotꢀstandardꢀ)  
Example:ꢀUAL-25ꢀ10ꢀOhmꢀ1%  
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.  
ꢀ + 44 (0) 1342 834306 info@willow.co.uk  
http://www.willow.co.uk  
ꢀ
+ 44 (0) 1342 835234  
ꢀ
ꢀ
rev.ꢀ03/2006A  
ꢀ
ꢀ
UAL Series  
AluminumꢀHousedꢀWirewoundꢀResistors  
SPECIFICATIONS(continued)  
Specification  
Value  
Tolerances  
±0.01%ꢀtoꢀ±10%ꢀ(ꢀ1%ꢀStandardꢀ)  
Temperature Coefficient  
>10Wꢀ:ꢀ±20ppm/K  
1Wꢀto10Wꢀ:ꢀ±50ppm/K  
<1Wꢀ:ꢀCallꢀFactory  
TemperatureꢀRange  
DielectricꢀStrength  
Constuction  
-55°Cꢀtoꢀ+275°C  
1500ꢀVAC  
Centerlessꢀgroundꢀceramicꢀcore  
Tinnedꢀcopperꢀorꢀcopperweldꢀleads  
High-temperatureꢀepoxyꢀmoldingꢀCompound  
Anodizedꢀaluminumꢀhousing  
Allꢀweldedꢀterminations  
EnvironmentalꢀPerformance  
DR  
(MIL-STDꢀ202)  
Dielectric  
±0.2%ꢀ+ꢀ0.05W  
±1%ꢀ+ꢀ0.05W  
LoadꢀLife  
Storage  
±0.2%ꢀ+ꢀ0.05W  
±0.2%ꢀ+ꢀ0.05W  
±0.2%ꢀ+ꢀ0.05W  
±0.2%ꢀ+ꢀ0.05W  
±0.1%ꢀ+ꢀ0.05W  
±0.1%ꢀ+ꢀ0.05W  
MoistureꢀResistance  
ThermalꢀShock  
5XꢀOverloadꢀ(ꢀ5sꢀ)  
Shock  
Vibration  
PowerꢀDeratingꢀCurve  
120  
100  
80  
Free-air Derating  
A : UAL-5, UAL-10  
B : UAL-25  
C : UAL-50, UAL-100, UAL-250  
D : UAL-300  
A
60  
B
40  
20  
0
C
D
0
50  
100  
150  
200  
250  
300  
350  
AmbientꢀTemperatureꢀ(°C)  
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.  
ꢀ + 44 (0) 1342 834306 info@willow.co.uk http://www.willow.co.uk  
ꢀ
+ 44 (0) 1342 835234  
ꢀ
ꢀ
ꢀ
rev.ꢀ03/2006A  
ꢀ
UAL Series  
AluminumꢀHousedꢀWirewoundꢀResistors  
Dimensions  
A B C D E F G H J K L M N O P Q R  
±0.005 ±0.005 ±0.031 ±0.062 ±0.015 ±0.015 ±0.015 ±0.010 ±0.010 ±0.010 ±0.005 ±0.015 ±0.005 ±0.062 ±0.031 ±0.002 ±0.031  
Type  
[±0.13] [±0.13]  
[±0.8]  
[±1.6]  
[±0.4]  
[±0.4]  
[±0.4]  
[±0.25] [±0.25] [±0.25] [±0.13]  
[±0.4]  
[±0.13]  
[±1.6]  
[±0.8]  
[±0.05]  
[±0.8]  
0.444  
[11.3]  
0.490  
[12.4]  
0.600  
[15.2]  
1.125  
[28.5]  
0.334  
[8.5]  
0.646  
[16.4]  
0.320  
[8.1]  
0.065  
[1.7]  
0.140  
[3.6]  
0.078  
[2.0]  
0.093  
[2.4]  
0.078  
[2.0]  
0.050  
[1.3]  
0.266  
[6.8]  
0.245  
[6.2]  
0.051  
[1.30]  
0.085  
[2.2]  
UAL-5  
UAL-10  
UAL-25  
UAL-50  
0.562  
[14.3]  
0.625  
[15.9]  
0.750  
[19.1]  
1.375  
[35.0]  
0.430  
[10.9]  
0.800  
[20.3]  
0.400  
[10.2]  
0.075  
[1.9]  
0.190  
[4.8]  
0.093  
[2.4]  
0.093  
[2.4]  
0.102  
[2.6]  
0.086  
[2.2]  
0.312  
[7.9]  
0.312  
[7.9]  
0.081  
[2.06]  
0.140  
[3.6]  
0.719  
[18.3]  
0.781  
[19.8]  
1.062  
[27.0]  
1.938  
[49.2]  
0.530  
[13.5]  
1.080  
[27.4]  
0.560  
[14.2]  
0.085  
[2.2]  
0.260  
[6.6]  
0.172  
[4.4]  
0.125  
[3.2]  
0.125  
[3.2]  
0.086  
[2.2]  
0.438  
[11.1]  
0.391  
[9.9]  
0.081  
[2.06]  
0.140  
[3.6]  
1.563  
[39.7]  
0.844  
[21.4]  
1.968  
[50.0]  
2.781  
[70.6]  
0.615  
[15.6]  
1.140  
[29.0]  
0.615  
[15.6]  
0.085  
[2.2]  
0.300  
[7.6]  
0.196  
[5.0]  
0.125  
[3.2]  
0.125  
[3.2]  
0.086  
[2.2]  
0.438  
[11.1]  
0.422  
[10.7]  
0.081  
[2.06]  
0.140  
[3.6]  
A
Aa  
B
C
D
E
F
G
H
J
K
L
M
N
P
Mtg.  
Screw  
Type  
±0.005  
[±0.13]  
±0.005  
[±0.13]  
±0.005  
[±0.13]  
±0.031  
[±0.8]  
±0.062  
[±1.6]  
±0.015  
[±0.4]  
±0.015  
[±0.4]  
±0.015  
[±0.4]  
±0.010  
[±0.25]  
±0.015  
[±0.4]  
±0.015  
[±0.4]  
±0.005  
±0.015  
[±0.4]  
ꢀ
ꢀ
±0.015  
[±0.4]  
[±0.13]  
2.750  
[69.9]  
2.250  
[57.2]  
3.500  
[88.9]  
5.480  
[139]  
1.800  
[45.7]  
2.810  
[71.4]  
1.750  
[44.5]  
0.188  
[4.8]  
0.800  
[20.3]  
0.375  
[9.5]  
0.188  
[4.8]  
0.225  
[5.7]  
-
-
-
-
12-24  
12-24  
1/4-20  
(2)ꢀ#8  
(2)ꢀ#8  
(4)ꢀ#8  
UAL-100  
UAL-180  
UAL-250  
2.750  
[69.9]  
2.500  
[63.5]  
3.500  
[88.9]  
5.480  
[139]  
2.100  
[55.3]  
3.000  
[76.2]  
2.190  
[55.6]  
0.250  
[6.4]  
0.950  
[24.1]  
0.375  
[9.5]  
0.188  
[4.8]  
0.200  
[5.1]  
3.875  
[98.4]  
3.000  
[76.2]  
1.062  
[63.5]  
4.500  
[114]  
7.000  
[178]  
2.100  
[55.3]  
3.00  
[76.2]  
2.190  
[55.6]  
0.250  
[6.4]  
1.000  
[25.4]  
0.312  
[7.9]  
0.188  
[4.8]  
0.200  
[5.1]  
1.188  
[30.7]  
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.  
ꢀ + 44 (0) 1342 834306 info@willow.co.uk  
http://www.willow.co.uk  
ꢀ
+ 44 (0) 1342 835234  
ꢀ03/2006A  
ꢀ
ꢀ
UAL Series  
AluminumꢀHousedꢀWirewoundꢀResistors  
Dimensions(continued)  
F
G
L
N
A
B
C
D
E
H
J
K
M
Type  
±0.010  
[±0.3]  
±0.010  
[±0.3]  
±0.010  
[±0.3]  
±0.010  
[±0.3]  
MAX  
MAX  
MAX  
MAX  
MAX  
MAX  
MAX  
MAX  
MAX  
2.854  
[72.5]  
7.260  
[184.4]  
1.646  
[41.8]  
1.791  
[45.5]  
5.028  
[127.7] [104.0]  
4.094  
2.323  
[59.0]  
0.807  
[20.5]  
0.488  
[12.4]  
0.217  
[5.5]  
0.260  
[6.6]  
5.567  
[141.4]  
2.047  
[52.0]  
UAL-300  
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, United Kingdom.  
ꢀ + 44 (0) 1342 834306 info@willow.co.uk  
http://www.willow.co.uk  
ꢀ
+ 44 (0) 1342 835234  
ꢀ03/2006A  
ꢀ
ꢀ

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