0.75W Current Sensing Chip Resistor 0805 High Power SMD Resistors 300m Ohm
Specifications
Features:
High Precision, High Power, Low Temperature Ticket, Low Inductance
Name:
Current Sensing Chip Resistor
Manufacturer:
Walter
Series:
STE
Size:
0805
Resistance Range:
300mΩ(0.3 Ohm)
Tolerance:
±1%
Power Rating:
0.75W
Operating Temperature Range:
-55°C To +125°C
Temperature Coefficient:
±50 Ppm/°C
Material:
MnCu
Per Reel:
5000
Applications:
Current Sensing, Power Supply, Motor Control, Battery Management, Frequency Converter, 5G Base Station, LED Lighting,
Highlight:
0.75W Current Sensing Chip Resistor
,0805 High Power SMD Resistors
,High Power SMD Resistors 300m Ohm
Introduction
0805 Size 0.3Ω (300m Ohm) 0.75W Current Sensing Resistor for High Precision Applications
In modern electronics, precise current measurement and control are essential for efficiency, safety, and performance. The 0805 0.3Ω (300m Ohm) 0.75W 1% current sensing resistor is a high-performance component designed for accurate current monitoring applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | STE0805MW75R300F |
| Resistance Value | 0.3Ω (300mΩ) |
| Tolerance | ±1% |
| Power Rating | 0.75W |
| Package Size | 0805 (1.6mm * 0.8mm) |
| Temperature Coefficient (TCR) | ±50 ppm/°C |
| Resistance Material | Manganese Copper (MnCu) alloy |
| Operating Temperature | -55°C to +125°C |
Key Features
- 0805 Package: Compact 1.6mm * 0.8mm footprint ideal for space-constrained PCBs
- 0.3Ω Resistance: Low resistance minimizes power loss while enabling accurate current measurement
- 0.75W Power Rating: Robust power handling for demanding applications
- 1% Tolerance: High precision for accurate current measurement
- Low TCR: ±50 ppm/°C ensures stable performance across temperature variations
- MnCu Alloy: Provides excellent temperature stability and low thermal EMF
- Low Inductance: Suitable for high-frequency switching applications
- RoHS & REACH Compliant: Environmentally friendly lead-free construction
Applications
- Power management systems (DC-DC converters, voltage regulators)
- Battery management systems (BMS) for lithium-ion batteries
- Overcurrent and short-circuit protection circuits
- Motor control drives in appliances and industrial automation
- Audio amplifier current monitoring
- Switch-mode power supplies (SMPS)
Material Advantages
The Manganese Copper (MnCu) alloy construction provides:
- Exceptional resistance stability over temperature
- Minimal thermoelectric voltage generation
- Long-term reliability under continuous load
- Excellent performance in precision measurement applications
This 0805 current sensing resistor combines compact size, high power handling, and exceptional measurement accuracy, making it an ideal choice for next-generation electronic designs requiring robust current monitoring solutions.
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Stock:
MOQ:
5000
