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1% Precision FRN Small Size Flameproof Fusible Resistor for Circuit Board Protection

Product Details

Place of Origin: China

Brand Name: TYOHM

Model Number: FRN

Document: FRN Fusible Resistors, Flam...v1.pdf

Payment & Shipping Terms

Minimum Order Quantity: 1K

Price: Please contact us for details

Packaging Details: T/B

Delivery Time: 7-10 work days

Payment Terms: T/T

Supply Ability: Depending on the specific circumstances, it generally takes 5-7 work days to complete

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Product Details
Highlight:
Resistance Range(Ω):
0.22~100K
Resistance Accuracy:
±5% ( J ) Or ±1%( F )
Resistance Temp. Coeff.:
±200 Ppm/°C
Dielectric Withstanding Voltage:
Applying Suitable Voltage Listed On Dimensions For One Minute (No Evidence Of Mechanical Damage)
Fusing Characteristics:
16 Times Of Rated Wattage ( Fusing Time Is Within 60 Seconds )
Nonflammability:
16 Times Of Rated Wattage For 5 Min ( Not Flamed )
Resistance Range(Ω):
0.22~100K
Resistance Accuracy:
±5% ( J ) Or ±1%( F )
Resistance Temp. Coeff.:
±200 Ppm/°C
Dielectric Withstanding Voltage:
Applying Suitable Voltage Listed On Dimensions For One Minute (No Evidence Of Mechanical Damage)
Fusing Characteristics:
16 Times Of Rated Wattage ( Fusing Time Is Within 60 Seconds )
Nonflammability:
16 Times Of Rated Wattage For 5 Min ( Not Flamed )
Product Description

Features

  1. High power, Small body size.
  2. It is suitable for protecting circuit boards.
  3. Noncombustible insulating coating, Solvent Proof and resistant to high temperature.
  4. Low temperature coefficient (200ppm/℃).
  5. Uniform in fusing time.

Product Positioning and Core Application

The FRN series is a small size flameproof fusible resistor designed for circuit board protection. It combines resistor functionality with a fusible protection function in a compact body, providing multiple rated power options for different circuit designs.

The FRN series features a 200 ppm/℃ resistance temperature coefficient and a specified fusing time within 60 seconds. With an operating temperature range of −55°C to +155°C, the resistor can be selected according to resistance value, rated power, working voltage and circuit protection requirements.

Electrical and Mechanical Specifications

ParameterSpecification
Product TypeFlameproof Fusible Resistor, Small Type
Rated Power1/2W, 3/4W, 1W, 2W, 3W
Resistance Range0.22Ω–100kΩ
Resistance Tolerance±1%
Resistance Temperature Coefficient200 ppm/℃
Operating Temperature−55°C to +155°C
Fusing TimeWithin 60 seconds
Insulation Resistance1,000MΩ Min.
Maximum Surface Temperature200°C Max.
Reference StandardsIEC 60115-1, JIS C 5201-1
CoatingNoncombustible insulating coating
PackagingT/R tape & reel, T/B tape in box, Bulk

1% Precision FRN Small Size Flameproof Fusible Resistor for Circuit Board Protection

Application Areas

Circuit Board Protection

The FRN fusible resistor is suitable for PCB circuits requiring resistor-based circuit protection. Its fusible function enables the component to provide both resistance and protective functionality within the circuit.

Power Supply Circuits

For power supply and related electronic circuits, the FRN series can be selected according to resistance, rated power, working voltage and circuit requirements. Rated power options from 1/2W to 3W support different circuit configurations.

Electronic Equipment

The compact construction of the FRN series makes it suitable for electronic equipment where PCB space and circuit protection requirements must be considered together. Its noncombustible insulating coating, solvent resistance and high-temperature resistance support use under specified operating conditions.

Compact PCB Designs

The FRN series provides a compact fusible resistor solution for PCB designs requiring circuit protection within limited board space. Engineers can select the appropriate resistance and rated power according to the electrical requirements of the application.