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F501 Datasheet, PDF (1/2 Pages) IRC - a TT electronics Company. – U.L. Approved Dual Function Fuse Resistors | |||
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U.L. Approved Dual Function
Fuse Resistors
F500 Series
⢠Affords protection for semiconductor devices
⢠Acts as a precision wirewound resistor and a fuse
⢠Allows precise control of fusing point and time lag
⢠Reduces the number of discrete components required
⢠Eliminates unnecessary blowing due to transient conditions
⢠Eliminates ï¬re hazard and circuit board damage due to overheated components
Electrical Data
IRC
Style
Resistance
(ohms)
Steady State
Current
Dissipation
(watts)
Blow Condition I
Current
Dissipation
(watts)
Blow Time
(T max)
Blow Condition II
Dissipation Blow Time
Current (watts)
(T max)
F501
0.2
2.2A
1
10A
20
500ms
25A
125
50ms
F502
0.2
2.2A
1
10A
20
300ms
25A
125
30ms
F503
0.5
1.4A
1
6A
18
10sec
15A
112
100ms
F504
0.5
1.4A
1
6A
18
500ms
15A
112
50ms
F505
0.5
1.4A
1
6A
18
50ms
15A
112
10ms
F506
1
1.0A
1
4A
16
10sec
10A
100
100ms
F507
1
1.0A
1
4A
16
500ms
10A
100
50ms
F508
1
1.0A
1
4A
16
50ms
10A
100
10ms
F509
2
700ma
1
3A
18
10sec
7A
98
50ms
F510*
2
700ma
1
3A
18
200ms
7A
98
50ms
F511*
2
700ma
1
3A
18
50ms
7A
98
10ms
F512*
5
450ma
1
2A
20
200ms
4.5A
101
50ms
F513*
5
400ma
0.8
1.5A
10
50ms
4.0A
80
10ms
F514*
5
350ma
0.6
1.0A
5
100ms
1.4A
10
20ms
F515*
10
300ma
0.9
1.2A
14
200ms
3.0A
90
10ms
F516*
10
300ma
0.9
1.0A
10
100ms
1.3A
17
50ms
F517*
10
200ma
0.4
600ma
3.6
100ms 900ma
8
50ms
F518*
20
220ma
1
600ma
7.2
10sec
900ma
16
100ms
F519*
20
220ma
1
600ma
7.2
100ms 900ma
16
50ms
F520*
20
150ma
0.4
350ma
2.4
500ms 450ma
4
50ms
F521*
50
140ma
1
400ma
8.0
500ms 600ma
18
50ms
F522*
50
130ma
0.8
350ma
6.1
100ms 450ma
10
50ms
F523*
50
80ma
0.3
200ma
2.0
200ms 240ma
2.9
50ms
F524*
100
100ma
1
250ma
6.2
10sec
300ma
9.0
100ms
F525*
100
80ma
0.6
200ma
4.0
200ms 250ma
6.2
50ms
F526*
100
60ma
0.4
140ma
2.6
10sec
180ma
3.2
200ms
F527*
200
70ma
1
200ma
8.0
10sec
250ma
12.5
100ms
F528*
200
60ma
0.8
150ma
4.0
100ms 250ma
12.5
10ms
*UL LISTED - Add "S" To Style Description
Contact factory for speciï¬cation limits beyond these listed.
General Note
IRC reserves the right to make changes in product speciï¬cation without notice or liability.
All information is subject to IRCâs own data and is considered accurate at time of going to print.
Wire and Film Technologies Division ⢠4222 South Staples Street ⢠Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 ⢠Facsimile: 361 992 3377 ⢠Website: www.irctt.com
A subsidiary of
TT electronics plc
F500 Series Issue October 2008 Sheet 1 of 2
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