0.0003R Current Shunt Resistor 6W SMD 2512 Resistor Low Inductance
0.0003R Current Shunt Resistor
,Current Shunt Resistor 6W
,SMD 2512 Resistor Low Inductance
The ESR25F6W0M30M04G is a high-performance, low-resistance metal shunt chip resistor designed for precision current sensing applications. This surface-mount device (SMD) from ELLON's ESR series combines a compact 2512 package with an extremely low resistance value of 0.0003R (0.3mΩ) and a high power rating of 6W. Its 1% tolerance ensures accurate current measurement, making it ideal for demanding electronic circuits requiring precise power management.
| Model | ESR25F6W0M30M04G |
|---|---|
| Resistance Value | 0.0003Ω (0.3mΩ / 300μΩ) |
| Tolerance | ±1% |
| Power Rating | 6W |
| Package Size | 2512 (6432 metric) (6.35mm x 3.15mm) |
| Temperature Coefficient (TCR) | ±100 ppm/°C |
| Resistance Material | Manganese Copper (MnCu) alloy |
| Inductance | Typically less than 2 nH |
| Thermal EMF | Less than 3 µV/°C |
| Operating Temperature Range | -55°C to +175°C |
The ESR25F6W0M30M04G is manufactured using advanced electron beam welding technology, ensuring high reliability and robust connections between the internal MnCu alloy resistance element and external terminations. The 2512 package offers optimal balance between space efficiency and power handling capability, with a thick-layer construction optimized for low resistance and high power dissipation.
- High Power Density: 6W power rating in compact 2512 package enables efficient PCB designs
- Low Resistance Value: 0.0003R minimizes power loss and voltage drop in current sensing
- High Precision: 1% tolerance ensures accurate current measurement
- Excellent Temperature Stability: ±100 ppm/°C TCR with stable performance from -55°C to +175°C
- Low Inductance & Thermal EMF: Below 2 nH inductance and under 3 µV/°C thermal EMF reduces measurement errors
- High Reliability: Robust construction resistant to pulse overloads and mechanical stress
- RoHS Compliant: Lead-free construction with excellent anti-surge capability
The ESR25F6W0M30M04G is ideal for applications requiring precise current monitoring:
- Power Management Systems (SMPS, VRMs, DC-DC converters)
- Automotive Electronics (ECUs, BMS, ABS systems)
- Industrial Controls (Motor drives, automation, robotics)
- Test and Measurement Equipment
- Consumer Electronics and Server Power Supplies
Compared to thick-film or thin-film resistors of similar size, the ESR25F6W0M30M04G offers significantly lower resistance values (down to 0.0003R), better temperature stability (±100 ppm/°C), higher power density (6W in 2512), and lower inductance - advantages that conventional resistors cannot match.
The ESR25F6W0M30M04G 2512 metal shunt chip resistor is a high-quality component that excels in precision current sensing applications. Its combination of extremely low resistance (0.0003R), high power rating (6W), tight 1% tolerance, and excellent thermal performance in a compact 2512 package makes it a reliable choice for demanding power management systems across automotive, industrial, and consumer electronics applications.
