2512 Current Sensing Chip Resistor 3W 0.5 Ohm Resistor High Power

Product Details

Minimum Order Quantity:

4000

Payment Terms:

T/T

Specifications

Features:

High Power,Low Temperature

Name:

Current Sensing Chip Resistor

Manufacturer:

Ellon

Series:

EMA

Size:

2512

Resistance Range:

500mΩ(0.5 Ohm)

Tolerance:

±1%

Power Rating:

Operating Temperature Range:

-55°C To +170°C

Temperature Coefficient:

±50 Ppm/°C

Material:

KARMA

Per Reel:

4000

Applications:

Current Sensing, Power Supplies, Motor Control, Battery Management

Highlight:

2512 Current Sensing Chip Resistor

3W 0.5 Ohm Resistor

0.5 Ohm Resistor High Power

Product Description

EMA25F3W0R500KDG

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2512 ,0.5R(500mR) ,±1% ,3W ,KARMA ,±50PPM Metal Current Chip Resistor

Precision and Power in Current Sensing

In modern electronics where efficiency and accuracy are paramount, the 2512 ,0.5R(500mR) ,±1% ,3W ,KARMA ,±50PPM metal current chip resistor serves as an engineering cornerstone. This high-power, high-precision component delivers reliable performance under demanding conditions with its ultra-low resistance value, substantial 12W power rating, and superior construction.

Technical Specifications

Parameter	Specification
Resistance Value	0.5Ω (500mΩ)
Tolerance	±1%
Power Rating	3W
Package Size	2512
Temperature Coefficient (TCR)	±50 ppm/°C
Resistance Material	Manganese Copper (KARMA) alloy
Operating Temperature	-55°C to +170°C

Key Features

2512 Package Size: dimensions enable efficient heat dissipation for the 3W power rating
0.5Ω (500m Ohm): Ultra-low resistance minimizes voltage drop for accurate current measurement
3W Power Rating: Suitable for high-current paths in power supplies, motor drives, and battery systems
1% Tolerance: Ensures consistent and accurate current measurement across all units

Critical Role of Mater ESR (500m Ohm)

The Metal Current Sensing Chip Resistor 500m OHM minimizes power loss (P = I²R) and reduces heat generation with high currents. This efficiency makes it ideal for maximizing battery life in electric vehicles and improving power conversion systems.

Superior Material and Construction

Manganese-Copper (MnCu) alloy provides:

Low Temperature Coefficient of Resistance (TCR) for stable performance across temperature ranges
Excellent long-term stability against oxidation and degradation
Minimal thermoelectric EMF when connected to copper PCB traces

Enhanced Performance Features

Low Inductance Design: Optimized for high-frequency applications without signal distortion
High Surge Current Capability: Withstands transient overloads for rugged system performance

Application Areas

Automotive Electronics: EV battery packs, motor controllers, onboard chargers
Industrial Automation: PLC I/O modules, servo drives, power inverters
Telecommunications & Server Power Supplies: High-efficiency converters
Solar Inverters and Energy Storage Systems: Charge/discharge monitoring

Compliance and Environmental Responsibility

Fully compliant with RoHS and REACH regulations, constructed with lead-free materials to meet global environmental standards.

Conclusion

Metal Current Sensing Chip Resistor ,2512 ,0.5R(500mR) ,±1% ,3W ,KARMA ,±50PPM with robust power dissipation, 1% tolerance, and exceptional stability. Its low inductance and high surge resilience make it ideal for demanding current sensing applications in automotive, industrial, and renewable energy sectors.

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