Type 0678D Square Ceramic Surface Mount Fast Blow Fuse 0678D Series-3912 Size RoHS 2 Compliant Features - Fast blow - Surface mount high breaking capacity (350V AC/125V DC) - Current rating from 500mA to 5A - Wide operating temperature range from -55 to 125 - Tape & Reel for auto-insert SMD process - Compatible with 260, IR Pb-free solder process - AEC-Q Compliant - RoHS compliant with exemption 7(a) - Halogen Free, (MSL=1) - Meets Bel automotive qualification* * - Largely based on internal AEC-Q test plan Applications - Voltage regulator module - PC server - Office electronic equipment - Industrial equipment - Medical equipment - POE, POE+ - Power supply - DC-DC converter - Mass storage systems AEC-Q Compliant HALOGEN FREE = Physical Specifications Body : Ceramic Materials Terminations : Silver Plated Caps On Fuse : "Current Rating", "D" in green color. "bel" stamped in end caps, Marking On Label : "bel", "0678D", "Current Rating", "Voltage Rating", "Interrupting Rating", "Appropriate Safety Logos" and " Electrical Characteristics (UL/CSA STD.248-14) Testing Current Blow Time Minimum Maximum 100% 4 hrs. N/A 200% N/A 60 sec ", " "(China RoHS compliant). Safety Agency Approvals Safety Agency Safety Agency Certificate E20624 Voltage Rating (V) 500mA-1A/350V AC 250V DC > 1A-5A/350V AC 125V DC Ampere Range / Volt @ I.R. ability* 500mA-1A/350V @100A AC 250V@100A DC 125V@2000A DC > 1A-5A/350V@100A AC 125V@2000A DC *I.R.= Interrupting Rating = Short Circuit Rating(Amps) Specifications subject to change without notice belfuse.com/circuit-protection Type 0678D 2/4 Temperature Derating Curve Average Time Current Curve Electrical Specifications Melting IT @10 In (A Sec) Power Dissipation (W) Max Agency Approvals 1.00 0.03 0.5 Y 0.54 1.30 0.06 0.8 Y 800mA 0.38 1.10 0.08 0.9 Y 0678D1000-02 1A 0.21 0.70 0.3 0.7 Y 0678D1250-02 1.25A 0.10 0.20 0.4 0.3 Y 0678D1600-02 1.6A 0.08 0.19 0.5 0.3 Y 0678D2000-02 2A 0.059 0.18 0.9 0.4 Y 0678D2500-02 2.5A 0.043 0.18 1.6 0.5 Y 0678D3150-02 3.15A 0.035 0.18 2.6 0.6 Y 0678D4000-02 4A 0.021 0.18 7.5 0.7 Y 0678D5000-02 5A 0.016 0.18 9.0 0.9 Y Part Number Ampere Rating Nominal Cold Resistance (ohms) Volt-drop @100%In (Volt) Max. 0678D0500-02 500mA 0.66 0678D0630-02 630mA 0678D0800-02 Voltage and Interrupting Ratings See Table of Safety Approvals on Page 1 for Voltage and associated Interrupting Ratings Consult manufacturer for other ratings Specifications subject to change without notice Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 USA +1 201.432.0463 Bel.US.CS@belf.com belfuse.com/circuit-protection (c) 2019 Bel Fuse, Inc. Rev. 0678D Jan2019 Type 0678D 3/4 Environmental Specifications Shock Resistance Vibration Resistance Salt Spray Resistance Insulation Resistance Solderability Resistance to solder Heat Thermal Shock Operating Temperature MIL-STD-202G, Method 213B, Test Condition 1 (100 G's peak for 6 milliseconds; Sawtooth waveform) MIL-STD-202G, Method 201A (10-55 Hz, 0.06 inch, total excursion). MIL-STD-202G, Method 101E, Test Condition B (48 hrs.). MIL-STD-202G, Method 302, Test Condition A (After Opening) 10,000 ohms minimum. MIL-STD-202G, Method 208H MIL-STD-202G, Method 210F, Test Condition C. Top Side (260, 20 sec) MIL-STD-202G, Method 210F, Test Condition D. Bottom Side (260, 10 sec) MIL-STD-202G, Method 107G, Test Condition B (-65 to +125). -55 to +125 High temperature storage MIL-STD-202 Method 108 Temperature cycling JESD22 Method JA -104,Test Condition B Operational life MIL-STD-202 Method 103, 85C/85% RH with 10% operating power for 1000 hrs. MIL-STD-202 Method 108, Test Condition D Resistance to solvents MIL-STD-202 Method 215 Mechanical shock MIL-STD-202 Method 213,Test Condition C Vibration Resistance to soldering heat Thermal shock MIL-STD-202 Method 204 Solderability J-STD-002 Board flex(SMD) AEC-Q200-005 Terminal strength AEC-Q200-006 Electrical characterization 3 temperature electrical Biased humidity MIL-STD-202 Method 210,Test condition B MIL-STD-202 Method 107 Moisture Sensitivity Level 1 (According to IPC J -Std-020) Soldering Parameters IR Reflow Profile (IPC/JEDEC J-STD-020D) Preheat & Soak Temperature min (Tsmin) Temperature max (Tsmax) Time (Tsmin to Tsmax) (ts) 150 Average ramp-up rate(Tsmax to Tp) 3 / second max. Liquidous temperature(TL ) Time at liquidous (tL) 217 60 - 150 seconds Peak temperature (Tp) 260 max Time (tp) within 5 of the specified 200 60-120 seconds 30 seconds classification temperature (Tc) Average ramp-down rate(Tp to Tsmax) 6 / second max. Time 25 to peak temperature 8 minutes max. Lead-free Wave Soldering Profile Wave Soldering Parameter Average ramp-up rate Heating rate during preheat 200 / second typical 1 - 2 / second Max 4 / second Final preheat temperature within 125 of soldering temperature Peak temperature Tp 260 Time within +0 / -5 of actual peak temperature 10 seconds Ramp-down rate 5 / second max. Specifications subject to change without notice Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 USA +1 201.432.0463 Bel.US.CS@belf.com belfuse.com/circuit-protection (c) 2019 Bel Fuse, Inc. Rev. 0678D Jan2019 Type 0678D 4/4 Fuse FGNO Explanation 0678D [XXXX] -02 0678D=0678D Series; [XXXX]=Ampere Rating; XX=See Ordering Information as below Fraction Decimal Milliamps Bel FGNO[XXXX] 1/2 0.500 500 0500 .630 630 0630 .800 800 0800 8/10 Fraction 1-1/4 2-1/2 Mechanical Dimensions Decimal Amps Bel FGNO[XXXX] 1.0 1 1000 1.25 1.25 1250 1.60 1.6 1600 2.0 2 2000 2.5 2.5 2500 3.15 3.15 3150 4.0 4 4000 5.0 5 5000 Ordering Information Packaging Packaging Tape & Peel Packaging Specification Quantity Quantity & Packaging Code 16mm wide tape with 13 inches Diameter reel EIA Standard 481-E 2000 0678DXXXX-02 Specifications subject to change without notice Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 USA +1 201.432.0463 Bel.US.CS@belf.com belfuse.com/circuit-protection (c) 2019 Bel Fuse, Inc. Rev. 0678D Jan2019