6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A For LED Lighting
Description Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
AMPFORT 6125 series slow-blow square Surface Mount fuses are ceramic tube/end cap constructions, RoHS compliant, Halogen Free and lead(Pb) exempts of the requirements of RoHS Directive(2002/95/EC), with U.S. (UL/CSA) safety agency approvals. Provide board level primary and secondary circuit protection in a wide variety of applications. With excellent inrush current withstanding capability, excellent reliability for thermal and mechanic shock, also have a high reliability and stable solder ability, end caps are available in gold/silver/nickel plated.
Benefits Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
• High inrush current withstanding capability
• Ceramic Monolithic structure
• Gold/silver termination plating
• Excellent temperature stability
• Low cost
• Strong arc suppression characteristics
• Tape in reel package
Features Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
• Time-Lag (Slow-Blow)
• Small size(6.1mm*2.5mm)
• Wide range of current rating available
• Wide operating temperature range
• Low temperature de-rating
• RoHS compliant
• Tape and Reel for automatic placement
• Conflict free metals
Electrical Characteristics Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
1 Test Condition: All electrical test is to be conducted with the ambient air at a temperature of 25±5℃.
2 Interrupting Rating:Breaking Capacity: 50A@250Vac,200A@125Vac.9.
3 Operating Characteristics
| % of Ampere Rating(In) | Blowing Time |
| 100% * In | 4 hours Min |
| 200% * In | 120 sec Max |
| 1000% * In | 10ms Min |
Materials Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
| NO. | Part Name | Material |
| 1 | End caps | Au or Ag Plated Brass Cap |
| 2 | Body | Non-Transparent Square Ceramic Tube |
| 3 | Fuse element | Cu-Ag Alloy wire |
Part Numbering Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
| Part | Ampere | Voltage | Breaking | Resistance | I2TMelting | UL | CUL |
| Number | Rating | Rating | Capacity | (Ohms) | Integral(A2.S) |
| STE0160 | 160mA | 125VAC/DC | 50A@300VAC 50A@250VAC 200A@125VAC | 2.3 | 0.058 | ● | ● |
| STE0200 | 200mA | 1.65 | 0.062 | ● | ● |
| STE0250 | 250mA | 1.45 | 0.065 | ● | ● |
| STE0300 | 300mA | 0.85 | 0.191 | ● | ● |
| STE0315 | 315mA | 0.65 | 0.202 | ● | ● |
| STE0375 | 375mA | 0.61 | 0.33 | ● | ● |
| STE0400 | 400mA | 0.58 | 0.338 | ● | ● |
| STE0500 | 500mA | 0.32 | 0.475 | ● | ● |
| STE0600 | 600mA | 0.265 | 0.775 | ● | ● |
| STE0630 | 630mA | 0.256 | 0.986 | ● | ● |
| STE0700 | 700mA | 0.23 | 2.105 | ● | ● |
| STE0750 | 750mA | 0.225 | 2.24 | ● | ● |
| STE0800 | 800mA | 0.203 | 2.38 | ● | ● |
| STE1100 | 1A | 0.128 | 3.69 | ● | ● |
| STE1125 | 1.25A | 0.092 | 3.76 | ● | ● |
| STE1150 | 1.5A | 0.085 | 6.765 | ● | ● |
| STE1160 | 1.6A | 0.075 | 6.805 | ● | ● |
| STE1200 | 2A | 0.038 | 12.15 | ● | ● |
| STE1250 | 2.5A | 0.035 | 16.025 | ● | ● |
| STE1300 | 3A | 0.026 | 21.56 | ● | ● |
| STE1315 | 3.15A | 0.025 | 25.75 | ● | ● |
| STE1350 | 3.5A | 0.023 | 30.05 | ● | ● |
| STE1400 | 4A | 0.019 | 43.208 | ● | ● |
| STE1500 | 5A | 0.013 | 55.25 | ● | ● |
| STE1600 | 6A | 0.011 | 75.245 | ● | ● |
| STE1630 | 6.3A | 0.01 | 93.55 | ● | ● |
| STE1700 | 7A | 0.009 | 97.12 | ● | ● |
| STE1800 | 8A | 0.0078 | 108.75 | ● | ● |
| STE2100 | 10A | 0.0066 | 118.38 | ● | ● |
| STE2120 | 12A | 0.0045 | 140.08 | ● | ● |
| STE2150 | 15A | 0.003 | 210.68 | ● | ● |
| STS2160 | 16A | 72VDC | 500A@72VDC | 0.0028 | 215.25 | ● | ● |
| STS2200 | 20A | 0.002 | 358.08 | ● | ● |
| STS2250 | 25A | 0.00158 | 465.17 | ● | ● |
| STS2300 | 30A | 0.00145 | 989.65 | ● | ● |
| STS2400 | 40A | 63VDC | 500A@63VDC | 0.0012 | 1050.78 | ● | ● |
Ø *: These catalog no. cold resistance and I2t value are pending due to fuse elements shall be customized;
Ø DC Cold Resistance are measured at <10% of rated current in ambient temperature of 25℃;
Ø Typical Pre-arching I2t are calculated at 10*In Current or 8ms;
Ø Min Interrupting Rating: 1.35*In.
Overview Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
| SMD Fuse |
| No. | Size | Blow | Voltage | Seires |
| 1 | 0603 | F | 32V | 06.000 |
| 2 | 0603 | T | 32V | 06.100 |
| 3 | 1206 | F | 32V | 12.000 |
| 4 | 1206 | T | 32V | 12.100 |
| 5 | 6125 | T | 250V | SET |
| 6 | 6125 | F | 250V | SEF |
| 7 | 2410 | F | 125V | SFE |
| 8 | 2410 | T | 125V | STE |
| 9 | 1808 | F | 300V | SSF |
| 10 | 1808 | T | 300V | SST |
| 11 | 1808 | F | 350V | SRF |
| 12 | 1808 | T | 350V | SRT |
| 13 | 1032 | T | 125V~600V | 1032T |
| 14 | 1032 | F | 125V~600V | 1032F |
| 15 | 1245 | T | 125V~600V | 1245T |
| 16 | 1245 | F | 125V~600V | 1245F |
Application Of The 6125 SMD Package Time Lag Surface Mount Fuses 125V 72V 63V 20A
• Printers
• Portable electronics
• Game systems
• Laptops
• Digital cameras
• Cell phones
• LED driver
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