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477 Series Brick Type Time Delay Surface Mount Fuse 1140 15-60A 72V 60V DC With Big Current

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477 Series Brick Type Time Delay Surface Mount Fuse 1140 15-60A 72V 60V DC With Big Current

Large Image :  477 Series Brick Type Time Delay Surface Mount Fuse 1140 15-60A 72V 60V DC With Big Current

Product Details:

Brand Name: Betterfuse
Model Number: 477

Payment & Shipping Terms:

Minimum Order Quantity: 1 Reel
Price: TBA
Packaging Details: Tape in Reel
Delivery Time: 2 Weeks
Payment Terms: T/T
Supply Ability: 100000000PCS/Month
Detailed Product Description
Name: Time Delay Surface Mount Fuse 477 Size: 1104 (11.6x4x4mm) Current Range: 15-60A VAC: 125V/250V VDC: 60V/72V Melting Type: Time Delay High Light:

mini glass fuses


radial lead fuse


477 Series 11x4x4mm Brick Type Time Delay Surface Mount Fuse 1140 15-60A 72V 60V DC With Big Current




Secondary Protection DC and AC
Circuits with inrush
LCD Backlight DC-AC Inverter




UL characteristic
High melting I²t-values
High current ratings up to 25 A
Impermeable to potting compound





477 series fuse with small size, high performance, high reliability, etc

Suitable for AC/DC protection circuit.

Main Characteristics Brick fuse; Time-Lag(T)

Standard UL-248-14


Body: Ceramic

End Caps: Copper plated with silver

Operating Temperature -55℃ to +125℃

Stock Temperature +10℃ to +60℃

Relative humidity:≤75% yearly average Without dew, maximum 30 days at 95%

Vibration Resistance 24 cycles at 15 min. each (60068-6) 10-60Hz at 0.75mm amplitude 60-2000Hz at 10g acceleration

Soldering Parameters 260℃.≤10 sec (Wave Soldering) 300℃.≤2 sec (Hand Soldering)

Soldering Peak: 260℃. 10 sec. 280℃. 5 sec. (IEC 60068-20)







Time vs Current Characteristics: UL-248-14


Rated Current 100% 200%
15~40A >4H <60s
50~60A >4H <240s







(1) Permissible continuous operating current is ≤100% at ambient temperature of 23℃ (73.4℉)

(2) The current values used for calculating I2T should be within the standard range of 8ms ~ 10ms.



Average Time Current(I-T Curves)




Product Features - Brand Comparison


Similar brand P/N Betterfuse P/N Download Samples application
Littelfuse Bussmann Walter Holly Nissen
      , , , , , , , , , , ,   NO.477    



Product standards

Product standards that are referenced


Organization Design Standard Description
UL Designed according to UL 248-14 Low voltage fuses - Part 14: Additional fuses
CSA Designed according to CSA22.2 No. 248.14 Low-Voltage Fuses - Part 14: Supplemental Fuses



Application standards


Application standards where the product can be used 


Organization Design Standard Description
IEC Designed for applications acc. IEC/UL 60950 IEC 60950-1 includes the basic requirements for the safety of information technology equipment.


    Surface Mount Technology

    Surface mount fuses offer considerable space (and time) saving features for low voltage applications. The 477 types are ideal for protection of high value silicon IC's e.g. alarm systems, audio/visual equipment, computer boards, portable telephones, power supplies, medical apparatus etc.

    Contact Details
    Dongguan Uchi Electronics Co.,Ltd.

    Contact Person: Anna

    Send your inquiry directly to us Message not be empty!