The WSL-2512R04F is a Power Metal Strip® resistor manufactured by Vishay. It's designed for high power applications requiring accurate current sensing, voltage division, or pulse handling. The resistor utilizes a solid metal alloy resistance element with low TCR, providing excellent stability and reliability.

Applications

• Current Sensing: Primarily used for current sensing in various electronic circuits, including power supplies and motor drives.
• Power Supplies: Used for current monitoring and control in regulated power supplies.
• Motor Control: Found in motor control circuits to measure and control motor current.
• Automotive Applications: Utilized in automotive electronics for applications such as battery management systems (BMS) and electronic control units (ECUs).
• High Current Circuits: Suitable for any high current application needing precise current measurement and regulation.

Features

• Power Metal Strip® Construction: Allows for high power dissipation in a small footprint.
• Low Resistance Value: The R04 (0.04 Ohm) resistance value enables accurate current sensing with minimal impact on the circuit.
• High Power Rating: Can handle high power levels, making it suitable for demanding applications.
• Low Inductance: Minimizes inductance, reducing the risk of voltage spikes and ensuring circuit stability.
• Excellent TCR: Low Temperature Coefficient of Resistance ensures stability over a wide temperature range.

Benefits

• Precise Current Measurement: Provides accurate current measurement, leading to improved control and monitoring.
• High Efficiency: Minimal resistance reduces power loss and enhances overall system efficiency.
• Reliable Performance: Stable performance over a wide temperature range ensures reliable operation in various environments.
• Durable Design: Robust construction provides a long and reliable lifespan.
• Compact Footprint: The 2512 package size balances power handling with board space constraints.

Additional Details

The WSL-2512R04F features a resistance value of 0.04 ohms. The specific tolerance will vary by specific part number suffixes. The resistor is available in a 2512 surface mount package, making it easy to integrate into automated assembly processes. The operating temperature range is typically between -65°C to +170°C. It is RoHS compliant, aligning with environmental regulations.