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Home > Products > Metal Film Resistors > 2% Metal Oxide Film Resistor 1W 2W 3W, Ultra Small Flameproof Power Resistor

2% Metal Oxide Film Resistor 1W 2W 3W, Ultra Small Flameproof Power Resistor

Product Details

Place of Origin: China

Brand Name: TYOHM

Model Number: RSS

Document: RSS Metal Oxide Film Resist...v1.pdf

Payment & Shipping Terms

Minimum Order Quantity: 5K

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:
0.22~1MΩ
Dielectric Withstanding Voltage:
Max. Working Voltage For 1 Minute (No Evidence Of Mechanical Damage)
Terminal Quality:
< 1W : 1 Kg Or > 2W : 2.5 Kg (No Evidence Of Mechanical Damage)
Moisture-proof Load Life:
Rated Power Load 90 Minutes ON 30 Minutes OFF 40°C 95% RH 500 Hours ( ΔR/R≤±5% )
Nonflammability:
16 Times Of Rated Wattage For 5 Min ( Not Flamed )
Dimensions:
Please Check The Attachment
Resistance Range:
0.22~1MΩ
Dielectric Withstanding Voltage:
Max. Working Voltage For 1 Minute (No Evidence Of Mechanical Damage)
Terminal Quality:
< 1W : 1 Kg Or > 2W : 2.5 Kg (No Evidence Of Mechanical Damage)
Moisture-proof Load Life:
Rated Power Load 90 Minutes ON 30 Minutes OFF 40°C 95% RH 500 Hours ( ΔR/R≤±5% )
Nonflammability:
16 Times Of Rated Wattage For 5 Min ( Not Flamed )
Dimensions:
Please Check The Attachment
Product Description
Features
  • Ultra high thermal conductivity material, excellent power dissipation in small volume.
  • Flameproof painting, resistance to heat & solvents.
  • Annual shift is low for the strengthened metal oxide film.
Product Positioning and Core Applications

The RSU series is an ultra small metal oxide film power resistor designed for electronic circuits where compact component dimensions and defined power dissipation are required. Its high thermal conductivity material supports effective power dissipation within a small volume, while the flameproof coating provides resistance to heat and solvents.

The series covers 1W, 2W, and 3W rated power options and is configured here with 1% resistance tolerance for B2B electronic component applications. Its compact construction makes the RSU series suitable for circuit designs where PCB space, rated power, and electrical insulation performance are important selection factors.

The strengthened metal oxide film is designed with low annual resistance shift, providing a parameter-based option for electronic circuits where resistance characteristics need to be maintained over service conditions.

Product Specifications
Parameter RSU Series Specification
Product Type Metal Oxide Film Resistors (Ultra Small Type)
Resistance Tolerance ±2%
Rated Power 1W / 2W / 3W
Resistance Range 0.22Ω–1MΩ
Maximum Working Voltage 350V / 500V / 750V
Insulation Resistance ≥1,000MΩ
Reference Standards IEC 60115-4 / JIS C 5201-4
Temperature Range -55°C to +155°C
Coating Flameproof painting
Packaging T/R, T/B, Bulk

2% Metal Oxide Film Resistor 1W 2W 3W, Ultra Small Flameproof Power Resistor

Key Performance Data

1W / 2W / 3W Rated Power:
The resistor uses a high thermal conductivity material specifically described as providing effective power dissipation in a small volume.

Up to 750V Maximum Working Voltage:
The 3W version has a maximum working voltage of 750V, providing a defined electrical parameter for circuit selection.

≥1,000MΩ Insulation Resistance:
This specification provides a measurable reference for insulation performance when selecting the resistor for electronic circuits.

-55°C to +155°C:
This temperature range is associated with the product's specified test and operating conditions and can be considered during engineering selection.

Applications
Power Supply and Power Control Circuits

RSU metal oxide film resistors can be used for resistance functions, power dissipation, and related control nodes in power supply circuits. The 1W to 3W rated power range provides options for different circuit power requirements.

Industrial Electronic Equipment

In industrial electronic equipment, the resistor can be applied to control circuits and power-related circuit sections. Its ultra small construction supports component placement where PCB space is limited.

PCB Electronic Control Circuits

The RSU series can be applied to resistor networks, control nodes, and circuit positions requiring a compact power resistor on a PCB. The ultra small design is suitable for space-constrained electronic assemblies.

Internal Power Circuits of Electronic Equipment

For electronic equipment requiring 1W, 2W, or 3W resistance components within a compact installation area, the appropriate RSU model can be selected according to resistance value, rated power, and working voltage requirements.

Circuits Requiring High Insulation Resistance

With an insulation resistance of ≥1,000MΩ, the RSU series provides a quantified insulation-performance parameter for electronic circuit component selection.