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High Power Wide Terminal Resistor 1W 3m Ohm Resistor 0508 Size For Power Applications

Place of Origin: Made in China
Brand Name: Walter
Model Number: HTE0805M1W0R003F
Product Details
Place of Origin:
Made in China
Brand Name:
Walter
Model Number:
HTE0805M1W0R003F
Minimum Order Quantity:
5000
Delivery Time:
3-5 work days
Payment Terms:
T/T
Specifications
Features:
High Precision, High Power, Low Temperature Ticket, Low Inductance
Manufacturer:
Walter
Series:
HTE
Size:
0508(1.2mm*2.0mm)
Resistance Range:
3m Ohm（0.003 Ohm）
Tolerance:
±1%
Power Rating:
1W
Operating Temperature Range:
-55°C To +155°C
Temperature Coefficient:
±100 Ppm/°C
Material:
MnCu Alloy
Per Reel:
5000
Applications:
Current Sensing, Power Supply, Motor Control, Battery Management, Frequency Converter, 5G Base Station, LED Lighting,
Highlight:

High Power Wide Terminal Resistor

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Wide Terminal Resistor 1W

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0508 3m Ohm Resistor

Product Description
0508 0.003Ω Low Inductance High Precision Current Sensing Wide Terminal Resistor for Power Applications

This surface-mount device (SMD) resistor is engineered for power management and current sensing circuits requiring minimal resistance, high power dissipation, and outstanding accuracy. Fully compliant with RoHS, REACH, and lead-free environmental directives, it combines advanced material science with precision manufacturing.

Technical Specifications
Parameter Specification
Part Number HTE0805M1W0R003F
Resistance Value 0.003Ω (3mΩ)
Tolerance ±1%
Power Rating 1W
Package Size 0508 (1.2mm * 2.0mm)
Temperature Coefficient (TCR) ±100 ppm/°C
Resistance Material Manganese Copper (MnCu) alloy
Operating Temperature -55°C to +155°C
Part Number Breakdown: HTE0805M1W0R003F
  • 0508/0805: Standard EIA package size (1.25mm x 2.0mm) for high-density PCB designs
  • HTE: Manufacturer's series code indicating high-temperature/high-power construction
  • 1W: High power rating of 1 Watt in compact 0805 package
  • 0R003: Resistance value of 0.003 Ohms
  • F: ±1% tolerance specification
Key Performance Advantages
  • Ultra-low 0.003Ω resistance: Enables precise current sensing with minimal power loss (I²R) for battery-powered devices and power supplies
  • 1W power rating: Handles substantial surge currents in demanding applications like automotive electronics and industrial systems
  • ±1% tolerance: Ensures accurate current measurement for precision motor control and battery management systems
  • MnCu alloy construction: Provides stable resistance over wide temperature ranges with low thermoelectric EMF
  • Low inductance design: Ideal for high-frequency applications like switch-mode power supplies without signal distortion
Primary Applications
  • Current sensing in power supplies and motor drives
  • Overcurrent protection circuits
  • Automotive electronics (ECUs, EV battery systems)
  • Industrial automation (servo control)
  • High-performance computing power delivery monitoring
The HTE0805M1W0R003F represents an optimal solution for engineers requiring compact, high-power current sensing with precision accuracy. Its combination of ultra-low resistance, thermal stability, and robust construction makes it essential for efficient, intelligent electronic systems.
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