BOURNS CRA Series Current Sense Resistor, 0.05Ω, 3W, 2512
BOURNS AEC-Q200 3W current sense resistor, 0.05Ω, ±1%, low inductance (<5nH). Ideal for automotive & power electronics.
The BOURNS CRA2512-FZ-R050ELF is a high-performance current sense chip resistor engineered for demanding precision applications. It features a special alloy resistor element with a low inductance value of less than 5nH, making it ideal for high-frequency circuits where parasitic inductance can affect measurement accuracy. Its robust construction utilises a metal alloy plate, providing excellent thermal performance and long-term stability.
This component boasts a high power rating of 3W, allowing it to handle significant current flow while maintaining accurate sensing. It is AEC-Q200 qualified, signifying it meets stringent automotive-grade reliability standards for operation in harsh environments. With an insulation resistance of 100MΩ, it ensures minimal leakage current for reliable circuit isolation.
Key Features & Specifications
- High Power: Rated for 3W dissipation.
- Low Inductance: Less than 5nH for minimal impact in fast-switching circuits.
- Stable Performance: Features a temperature coefficient of ±50ppm/°C for consistent resistance across a wide operating range.
- Broad Temperature Range: Operates reliably from -55°C to +170°C.
- Automotive Grade: AEC-Q200 qualified for enhanced durability and reliability.
- Precision Tolerance: Offers a tight resistance tolerance of ±1%.
Designed for surface-mount technology (SMT), the 2512 6432 metric package is a common footprint, facilitating easy integration into modern PCB designs. Its metal film resistor technology provides the precision and stability required for accurate current measurement in power supplies, motor controls, battery management systems, and other critical electronic circuits.
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