Technical Data 4326 Effective December 2015 Supersedes March 2015 6125FF Fast-acting subminiature fuses Applications * Power supplies * Servers * LED/LCD televisions * Appliances and white goods * LCD monitor/backlight inverters * Laptops and notebooks Agency information * cURus Recognition file number: E19180, Guide JDYX2/JDYX8 Ordering Product description * Fast-acting surface mount fuse * Overcurrent protection of systems up to 125Vac/72Vdc * High inrush withstand capability * Solder immersion compatible Specify part number and packaging prefix as shown Packaging prefix TR2- Part number 6125FF1-R Packaging prefixes * TR2- (Tape and reel, 5000 parts per 13" diameter reel) 6125FF Fast-acting subminiature fuses Technical Data 4326 Effective December 2015 Electrical characteristics % of Amp Rating Opening Time 100% 4 Hours Minimum 200% 5 Second Maximum Product specifications Voltage rating Interrupting rating1 (amps) Vac Vdc 125Vac 72Vdc 32Vdc DC cold resistance (m) Typ. Melting2 I2t (A2 second) Typical voltage drop (mV) Part Number3 Current rating (amps) 6125FF500-R 500mA 125 72 50 50 300 750 0.08 605 6125FF750-R 750mA 125 72 50 50 300 350 0.152 433 6125FF1-R 1 125 72 50 50 300 260 0.22 415 6125FF1.25-R 1.25 125 72 50 50 300 171 0.355 410 6125FF1.5-R 1.5 125 72 50 50 300 112 0.456 365 6125FF2-R 2 125 72 50 50 300 49 1.67 160 6125FF2.5-R 2.5 125 72 50 50 300 45 5.20 155 6125FF3-R 3 125 72 50 50 300 35 6.24 153 6125FF3.5-R 3.5 125 72 50 50 300 27 7.28 150 6125FF4-R 4 125 72 50 50 300 26 7.4 145 6125FF5-R 5 125 72 50 50 300 17 9.5 141 6125FF6.3-R 6.3 125 72 50 50 300 14 15.1 135 6125FF7-R 7 125 72 50 50 300 11 37.25 112 6125FF8-R 8 125 72 50 50 300 8.7 70 110 6125FF10-R 10 125 72 50 50 300 7.3 67.75 110 6125FF12-R 12 125 72 50 50 300 5.3 210.59 106 6125FF15-R 15 125 72 50 50 300 4.2 296.10 104 1 AC Interrupting Rating (Measured at designated voltage, 100% power factor); DC Interrupting Rating (Measured at designated voltage, time constant of less than 50 microseconds, battery source) 2 Typical Melting I2t (Measured at 72Vdc, 10X rated current (not exceed 50A - IR @ 72Vdc) 3 Part number definition: 6125FFxxx-R 6125FF= Product code and size xxx= Ampere -R= RoHS compliant Dimensions-mm (in) 2.720.15 (0.1070.006) Recommended pad layout-mm (in) 1.35 TYP. (0.053) 2.6 (0.102) 3.0 (0.118) 4.0 (0.157) 2.720.15 (0.1070.006) 2 www.eaton.com/elx 6.100.20 (0.240.008) 8.6 (0.338) 6125FF Fast-acting subminiature fuses Technical Data 4326 Effective December 2015 Time vs. current curve CURRENT IN AMPS CURRENT IN AMPS www.eaton.com/elx 3 6125FF Fast-acting subminiature fuses Technical Data 4326 Effective December 2015 Temperature derating curve 125.00 120.00 Percentage of Rating 115.00 110.00 105.00 100.00 95.00 90.00 85.00 80.00 -25.0 0.0 24.0 50.0 Temperature (C) Environmental data Operating temperature: -55C to 125C (with derating) Storage temperature: -55C to 125C Mechanical shock: MIL- STD- 202, method 213 High frequency vibration: MIL- STD- 202, method 204 Load humidity: MIL- STD- 202, method 103 Moisture resistance: MIL- STD- 202, method 106 Resistance to solvents: MIL- STD- 202, method 215 Thermal shock: MIL- STD- 202, Method 107 4 www.eaton.com/elx 85.0 105.0 125.0 6125FF Fast-acting subminiature fuses Technical Data 4326 Effective December 2015 Solder Reflow Profile TP TC -5C tP Max. Ramp Up Rate = 3C/s Max. Ramp Down Rate = 6C/s Temperature TL Preheat A T smax t Table 1 - Standard SnPb Solder (Tc) Package Thickness Volume mm3 <350 Volume mm3 350 <2.5mm) 235C 220C 2.5mm 220C 220C Table 2 - Lead (Pb) Free Solder (Tc) Tsmin 25C ts Time 25C to Peak Package Thickness Volume mm3 <350 Volume mm3 350 - 2000 Volume mm3 >2000 <1.6mm 260C 260C 260C 1.6 - 2.5mm 260C 250C 245C >2.5mm 250C 245C 245C Time Reference JDEC J-STD-020D Profile Feature Standard SnPb Solder Lead (Pb) Free Solder * Temperature min. (Tsmin) 100C 150C * Temperature max. (Tsmax) 150C 200C * Time (Tsmin to Tsmax) (ts) 60-120 Seconds 60-120 Seconds Average ramp up rate Tsmax to Tp 3C/ Second Max. 3C/ Second Max. Liquidous temperature (Tl) Time at liquidous (tL) 183C 60-150 Seconds 217C 60-150 Seconds Peak package body temperature (TP)* Table 1 Table 2 Time (tp)** within 5 C of the specified classification temperature (Tc) 20 Seconds** 30 Seconds** Average ramp-down rate (Tp to Tsmax) 6C/ Second Max. 6C/ Second Max. Time 25C to Peak Temperature 6 Minutes Max. 8 Minutes Max. Preheat and Soak * Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum. ** Tolerance for time at peak profile temperature (tp) is defined as a supplier minimum and a user maximum. www.eaton.com/elx 5 6125FF Fast-acting subminiature fuses Technical Data 4326 Effective December 2015 Wave solder profile tp Temperature Tp First Wave Second Wave Tsmax Tstyp Tsmin Preheat area Cool down area Time Reference EN 61760-1:2006 Profile feature Preheat and soak * Temperature min. (Tsmin) Standard SnPb solder Lead (Pb) free solder 100C 100C * Temperature typ. (Tstyp) 120C 120C * Temperature max. (Tsmax) 130C 130C * Time max. (Tsmin to Tsmax) (ts) 70 Seconds 70 Seconds preheat to max Temeperature 150C max. 150C max. Peak temperature (Tp) 235C - 260C 250C - 260C Peak package body temperature (TP)* Table 1 Table 2 Time at peak temperature (tp) 10 seconds max 5 seconds max each wave 10 seconds max 5 seconds max each Ramp-down rate ~ 2 K/s min ~3.5 K/s typ ~5 K/s max ~ 2 K/s min ~3.5 K/s typ ~5 K/s max Time 25C to 25C 4 minutes 4 minutes Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. Eaton Electronics Division 1000 Eaton Boulevard Cleveland, OH 44122 United States www.eaton.com/elx (c) 2015 Eaton All Rights Reserved Printed in USA Publication No. 4326 BU-SB15120 December 2015 Eaton is a registered trademark. All other trademarks are property of their respective owners.