Guangdong Uchi Electronics Co.,Ltd
Guangdong Uchi Electronics Co.,Ltd Manufactuer of Varistor, Thermistor, Capacitor,Fuse & Resistor since 2006 !
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Cheapest UL Certificated STE Series 2410 Time-Lag One-time Surface Mount Fuse 125Vac 2 Ampere
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Overview
2410 STE 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.
Features
• 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
Application
• LED lighting
• Notebook PC
• Battery devices
• LCD/PDP devices
• LCD backlight inverter
• Portable Devices
• Power supply
• Networking devices
• PC server
• Cooling fan system
• Storage system
• Telecom system
• Wireless base station
• White goods
• Game console
• Office equipment
• Digital camera
• Industrial equipment
• Medical equipment
• Automotive devices
Standards and Agency Approvals
Standards:In accordance with UL 248-14.
| Agency | Ampere Range | Agency File Number |
| UL | 50mA ~ 15A | E340427(JDYX2) |
| CUL | 50mA ~ 15A | E340427(JDYX8) |
Dimensions and Structure (Unit:mm)
Recommeded pad layout
Material list
| NO. | Part Name | Material |
| 1 | End caps | Au Plated Brass Cap |
| 2 | Body | Non-Transparent Square Ceramic Tube |
| 3 | Fuse element | Cu-Ag Alloy wire |
Specification
| Catalog No. | Ampere Rating | Voltage Rating | Breaking Capacity | Nominal Cold Resistance (Ohms) | I2TMelting Integral(A2.S) |
| STE0250 | 250mA | 125VAC | 50A@300VAC 50A@250VAC 200A@125VAC | 0.860 | 0.145 |
| STE0300 | 300mA | 0.620 | 0.162 | ||
| STE0315 | 315mA | 0.550 | 0.189 | ||
| STE0375 | 375mA | 0.470 | 0.200 | ||
| STE0400 | 400mA | 0.380 | 0.238 | ||
| STE0500 | 500mA | 0.320 | 0.275 | ||
| STE0600 | 600mA | 0.285 | 0.470 | ||
| STE0630 | 630mA | 0.256 | 0.566 | ||
| STE0700 | 700mA | 0.208 | 0.805 | ||
| STE0750 | 750mA | 0.175 | 1.240 | ||
| STE0800 | 800mA | 0.155 | 1.880 | ||
| STE1100 | 1A | 0.148 | 3.500 | ||
| STE1125 | 1.25A | 0.102 | 4.760 | ||
| STE1150 | 1.5A | 0.085 | 6.305 | ||
| STE1200 | 2A | 0.044 | 8.950 | ||
| STE1250 | 2.5A | 0.043 | 16.025 | ||
| STE1300 | 3A | 0.033 | 21.560 | ||
| STE1315 | 3.15A | 0.029 | 22.750 | ||
| STE1350 | 3.5A | 0.027 | 27.050 | ||
| STE1400 | 4A | 0.025 | 31.808 | ||
| STE1500 | 5A | 0.019 | 40.250 | ||
| STE1600 | 6A | 0.018 | 67.245 | ||
| STE1630 | 6.3A | 0.017 | 73.550 | ||
| STE1700 | 7A | 0.016 | 76.280 | ||
| STE1800 | 8A | 0.015 | 80.750 | ||
| STE2100 | 10A | 0.014 | 110.380 | ||
| STE2120 | 12A | 0.013 | 158.080 | ||
| STE2150 | 15A | 0.012 | 160.680 |
Note:
► These catalog no. cold resistance and I2t value are pending due to fuse elements shall be customized;
► DC Cold Resistance are measured at <10% of rated current in ambient temperature of 25℃;
► Typical Pre-arching I2t are calculated at 10*In Current or 8ms;
► Min Interrupting Rating: 1.35*In.
Operating Characteristics
| % of Ampere Rating(In) | Blowing Time |
| 100% * In |
4 hours Min |
| 200% * In | 120 sec Max |
| 1000% * In | 10ms Min |
Product Characteristics
| NO. | Item | Content | Reference standards |
| 1 | Product Marking | Brand, Ampere Rating | Marking standards |
| 2 | Operating Temperature | -55°C to 125°C | IEC60068-2-1/2 |
| 3 | Solderability | T=240°C±5°C , t=3sec±0.5sec, Coverage≥95% | MIL-STD-202, Method 208 |
| 4 | Resistance to Soldering Heat | 10 sec at 260°C | MIL-STD-202, Method 210, Test condition B |
| 5 | Insulation Resistance (after Opening) | 10,000 ohms minimum | MIL-STD-202, Method 302, Test Condition A |
| 6 | Thermal Shock | 5 cycles, -65°C / +125°C, 15 minutes at each extreme | MIL-STD-202, Method 107, Test Condition B |
| 7 | Mechanical Shock | 100G’s peak for 6 milliseconds, 3cycles | MIL-STD-202, Method 213, Test I |
| 8 | Vibration | 0.03”amplitude, 10-55 Hz in 1 min. 2hrs each XYZ=6hrs | MIL-STD-202, Method 201 |
| 9 | Moisture Resistance | 10 cycles | MIL-STD-202, Method 106 |
| 10 | Salt Spray | 5% salt solution, 48hrs | MIL-STD-202, Method 101, Test Condition B |
Average Time Current Curves
Package
Tape in reel ; 1,000 pcs in 7 inches dia. reel, 12mm wide tape, EIA Standard 481