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WH100 参数 Datasheet PDF下载

WH100图片预览
型号: WH100
PDF下载: 下载PDF文件 查看货源
内容描述: 铝封装线绕电阻器 [Aluminium Housed Wirewound Resistors]
分类和应用: 电阻器线绕电阻器
文件页数/大小: 4 页 / 2785 K
品牌: WELWYN [ WELWYN COMPONENTS LIMITED ]
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Aluminium Housed
Wirewound Resistors
Aluminium Housed
WH Series
Wirewound Resistors
·
High power dissipation up to 300W
·
WH
welded construction
All
Series
·
Suitable for severe environments
High power
up to 300W
·
Designed for
dissipation
thermal conductivity to heatsink
excellent
All welded construction
·
Spade terminal option
Suitable for severe environments
·
RoHS compliant
Designed for excellent thermal conductivity to heatsink
Spade terminal option
RoHS compliant
Electrical Data
Power rating at 25°C
Resistance range
TCR (-55° to 200°C)
Resistance tolerance
Low value limits
Isolation voltage
watts
ohms
ppm/°C
%
ohms
volts
WH5
10
0R01 to 10K
WH10
15
0R01 to 20K
WH25
25
2
0R01 to 44K
WH50
50
1, 2
0R015 to 120K
≥100R:
±25
0R01 at 10%
3000
DA
40
0R05 to 82K
Notes
On standard heatsink
<10R: ±75
1R at 1%
1500
AA
10
0R05 to 3K4
≥10R
to <100R: ±50
0R05 at 5%
3000
CA
25
0R05 to 33K
1(F), 2(G), 5(J) and 10(K)
0R5 at 2%
1500
BA
15
0R05 to 15K
WH50 0R015 at 10%
DC or AC peak
Notes
On standard heatsink
Note 1: For load at full rating mount on aluminium heatsink 30.5 cm x 30.5 cm x 1.5 mm
Note 2: WH25T & WH50T are additionally rated at 15A
CECC 40203-006 Requirements *
watts
Power rating at 25°C
Resistance range
ohms
TCR (-55° to 200°C)
Resistance tolerance
Low value limits
Isolation voltage
Limiting element voltage
Standard values
Thermal impedance
Ambient temperature range
ppm/°C
%
ohms
volts
volts
°C/watt
°C
≥5R
to
≤10R:
± 100
>10R: ±50
1000
150
16.0
1(F), 2(G), and 5(J)
1R at 1% 0R5 at 2% 0R05 at 5%
1000
2000
250
500
E24 preferred range
10.0
6.0
-55 to 200
2000
1250
3.5
DC or AC peak
DC or AC rms
Other values to order
On standard heatsink
* This table indicates the CECC specification requirements which are met or exceeded by the corresponding WH series products.
Power rating at 25°C
Resistance range
TCR (-55° to 200°C)
Resistance tolerance
Low value limits
Isolation voltage
Limiting element voltage
Standard values
Thermal impedance
Ambient temperature range
watts
ohms
ppm/°C
%
ohms
volts
volts
°C/watt
°C
WH100
100
0R01 to 70K
WH200
200
0R01 to 50K
≤1K0:
±100 >1K0: ±25
WH300
300
0R01 to 68K
Notes
On standard heatsink
Standard 5(J) and 10(K). also available : 1(F) and 2(G)
Typically
≥0R05:
±5%
≤0R047:
±10%
6360
7070
7070
1900
1900
2500
E24 preferred range
1
0.7
0.6
-55 to 200
DC or AC peak
DC or AC rms
Other values to order
On standard heatsink
General Note
General Note
Welwyn Components reserves the right
in
make
specification
product specification
TT electronics reserves the right to make changes
to
product
changes in
without notice or liability.
without notice or liability.
All information is subject to Welwyn’s own
and
data and is considered accurate
to
time
All information is subject to TT electronics’ own data
test
is considered accurate at time of going
at
print.
of print.
Welwyn
Components Limited
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
Welwyn Electronics
© TT electronics plc
Park, Bedlington, Northumberland, NE22 7AA, England. Tel: 01670 822181 Fax: 01670 829465 Web: www.welwyn-tt.com
07. 12