SYNTON-TECH CORPORATION
POWER WIREWOUND RESISTOR
File No.:
Version:
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Date:
CH-02-L
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1/23
2010.12.28
1. FEATURE
HIGH RESISTIVITY TO HEAT, SMALL RESISTANCE
TEMP. COEFFICENT AND THE CHANGE IN RESISTANCE
WITH TEMPERATURE BEING LINAR.
RESISTANCE VALUE UNCHANGED AFTER LONG USE,
GOOD RESISTIVITY TO SHORT TIME OVERLOAD.
SMALL IN SIZE BUT CAPABLE OF CARRYING HIGH
POWER LOAD.
MULTI-TERMINAL TYPES VARIABLE TYPES AVAILABLE.
2. PERFORMANCE:
RESISTANCE TEMP. COEFF
±
400,260,100PPM/
℃
SHORT TIME OVER LOAD
±
(2%
±
0.05
Ω
)
INSULATION RESISTANCE 500V 20M
Ω
MIN.
VOLTAGE WITHSTANDING 1000V FOR 1 MIN
APPROVED
CHECKED
DESIGNED
REMARK
DOCUMENT NO.
Carol
May
Chen
12/28 RE:P3
0201010050
Confidential, Do Not Disseminate.
SYNTON-TECH CORPORATION
POWER WIREWOUND RESISTOR
File No.:
Version:
Page:
Date:
CH-02-L
B
2/23
2010.12.28
3. EXPLANATIONS OF ORDERING CODE
Example :
DESCRIPTION :
SYNTON CODE :
CH 100W 5%
CH
100W
J
10Ω
100
Product
POWER
WIREWOUND
RESISTOR
Power
5W~10KW
Tolerance
J :
±5%
G :
±2%
F :
±1%
Resistance
Value
E24 Series 5%
3 Digits :
1R0 : 1Ω
2R2 : 2.2Ω
100 : 10Ω
101 : 100Ω
E96 Series 1%
4 Digits :
1R00 : 1Ω
2R20 : 2.2Ω
10R0 : 10Ω
1000 : 100Ω
(Please see
detail of
Figure1)
Confidential, Do Not Disseminate.
SYNTON-TECH CORPORATION
POWER WIREWOUND RESISTOR
File No.:
Version:
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Date:
CH-02-L
B
3/23
2010.12.28
4.
DERATING
100
80
60
40
20
25
30
100
150
200
250
300
350
%OF RATED POWER
Temperature Rise(
℃
)
AMBIENT TEMP.(℃)
5.
SURFACE TEMP. VS POWER LOAD
400
350
300
275
200
3K
Ω
3K
Ω
120W
40W
3K
Ω
20W
3K
Ω
10W
3K
Ω
5W
100
0
20
40 50 60
80
100
% OF RATED POWER
6.
TEMP. VS TIME (100% LOAD)
5
250
200
150
3
100
2
50
0
10
20
30
40
50
4
RE
Resistance Change
±%
LOAD TIME (minute)
Confidential, Do Not Disseminate.
SYNTON-TECH CORPORATION
POWER WIREWOUND RESISTOR
File No.:
Version:
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Date:
CH-02-L
B
4/23
2010.12.28
7. RATING & GENERAL SPECIFICATION
CH TYPE
W
D
d
D
L
CH-O TYPE
d1
D
g
L
L1
L2
Confidential, Do Not Disseminate.