The WF12H1004DTL is a thick film chip resistor manufactured by Walsin Technology Corporation. It is designed for general-purpose applications requiring stable resistance and precise values. The resistor comes in a 1206 package, which allows for higher power dissipation compared to smaller packages.

Applications

• Consumer Electronics: Utilized in devices like televisions, audio systems, and set-top boxes for current limiting, voltage division, and feedback control.
• Industrial Equipment: Found in power supplies, motor drives, and industrial control systems where reliable and stable resistance is needed.
• Automotive Electronics: Incorporated into automotive control units (ECUs), lighting systems, and sensor modules for accurate and consistent performance.
• Medical Devices: Used in medical instrumentation, monitoring equipment, and diagnostic devices requiring precision and long-term stability.
• Power Supplies: Employed as current-sensing resistors or voltage dividers in power supply circuits to maintain stable output.

Features

• Resistance Value: 1 MΩ
• Tolerance: ±0.5%
• Power Rating: 0.25W
• Temperature Coefficient: ±100 ppm/°C
• Package Size: 1206 (3216 Metric)
• Termination: Standard wraparound termination for robust soldering and connection.
• RoHS Compliant: Lead-free and compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring environmental safety.

Benefits

• High Precision: The ±0.5% tolerance ensures accurate resistance values, critical for precise circuit operation and reliable performance.
• Stable Performance: The ±100 ppm/°C temperature coefficient provides stable resistance across a wide range of operating temperatures.
• Higher Power Handling: The 1206 package allows for increased power dissipation compared to smaller packages, making it suitable for more demanding applications.
• Reliable Operation: The thick film construction and wraparound termination ensure excellent mechanical and electrical stability.
• RoHS Compliance: Meets environmental regulations, making it suitable for use in environmentally conscious products.

Additional Details

The WF12H1004DTL resistor is designed for reflow soldering processes and can withstand the high temperatures involved in PCB assembly. Its 1 MΩ resistance is well-suited for a variety of applications, and its tight tolerance ensures predictable circuit behavior. The component is supplied on tape and reel, which is suitable for automated assembly processes, making it ideal for high-volume manufacturing environments.