F524

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 fire hazard and circuit board damage due to overheated components Electrical Data IRC Style F501 F502 F503 F504 F505 F506 F507 F508 F509 F510* F511* F512* F513* F514* F515* F516* F517* F518* F519* F520* F521* F522* F523* F524* F525* F526* F527* F528* Steady State Resistance Dissipation (ohms) Current (watts) 0.2 0.2 0.5 0.5 0.5 1 1 1 2 2 2 5 5 5 10 10 10 20 20 20 50 50 50 100 100 100 200 200 2.2A 2.2A 1.4A 1.4A 1.4A 1.0A 1.0A 1.0A 700ma 700ma 700ma 450ma 400ma 350ma 300ma 300ma 200ma 220ma 220ma 150ma 140ma 130ma 80ma 100ma 80ma 60ma 70ma 60ma 1 1 1 1 1 1 1 1 1 1 1 1 0.8 0.6 0.9 0.9 0.4 1 1 0.4 1 0.8 0.3 1 0.6 0.4 1 0.8 Blow Condition I Current 10A 10A 6A 6A 6A 4A 4A 4A 3A 3A 3A 2A 1.5A 1.0A 1.2A 1.0A 600ma 600ma 600ma 350ma 400ma 350ma 200ma 250ma 200ma 140ma 200ma 150ma Dissipation Blow Time (watts) (T max) 20 20 18 18 18 16 16 16 18 18 18 20 10 5 14 10 3.6 7.2 7.2 2.4 8.0 6.1 2.0 6.2 4.0 2.6 8.0 4.0 500ms 300ms 10sec 500ms 50ms 10sec 500ms 50ms 10sec 200ms 50ms 200ms 50ms 100ms 200ms 100ms 100ms 10sec 100ms 500ms 500ms 100ms 200ms 10sec 200ms 10sec 10sec 100ms Current 25A 25A 15A 15A 15A 10A 10A 10A 7A 7A 7A 4.5A 4.0A 1.4A 3.0A 1.3A 900ma 900ma 900ma 450ma 600ma 450ma 240ma 300ma 250ma 180ma 250ma 250ma Blow Condition II Dissipation (watts) 125 125 112 112 112 100 100 100 98 98 98 101 80 10 90 17 8 16 16 4 18 10 2.9 9.0 6.2 3.2 12.5 12.5 Blow Time (T max) 50ms 30ms 100ms 50ms 10ms 100ms 50ms 10ms 50ms 50ms 10ms 50ms 10ms 20ms 10ms 50ms 50ms 100ms 50ms 50ms 50ms 50ms 50ms 100ms 50ms 200ms 100ms 10ms *UL LISTED - Add "S" To Style Description Contact factory for specification limits beyond these listed. General Note IRC reserves the right to make changes in product specification without notice or liability. All information is subject to IRC’s 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 U.L. Approved Dual Function Fuse Resistors Capability Data Resistance Range Resistance Tolerance Operating Temperature TCR 0.2Ω to 200Ω 10% STD, 5% and 2% -55°C to +150°C IRC Advanced Film Division ±150ppm