The 25121WF100LT4E is a thick film chip resistor manufactured by Royal Ohm. This resistor is designed for surface mount applications and offers reliable performance in various electronic circuits requiring higher power dissipation.

Applications:

• Power Supplies: Used in power supply circuits for current sensing and voltage division.
• Automotive Electronics: Employed in automotive control units and sensor circuits.
• Industrial Equipment: Integrated into motor drives, power amplifiers, and control systems.
• LED Lighting: Utilized in LED drivers for current limiting and protection.
• Consumer Electronics: Found in various electronic devices requiring higher power resistors.

Features:

• Surface Mount Technology (SMT): Designed for automated assembly processes.
• Thick Film Construction: Provides stable and reliable resistance values.
• High Power Dissipation: Offers enhanced power handling capability.
• Compact Size: 2512 package allows for moderate-density circuit designs.
• Wide Resistance Range: Available in various resistance values to suit different circuit requirements.

Benefits:

• Enhanced Power Handling: Provides higher power dissipation compared to standard resistors.
• Improved Reliability: Thick film construction ensures stable performance over time.
• Cost-Effective: Offers a balance of performance and affordability.
• Easy Assembly: Compatible with standard SMT assembly equipment and processes.
• Wide Availability: Readily available through various distributors and suppliers.

Technical Specifications:

• Package Size: 2512
• Resistance Value: 10 Ohms
• Tolerance: 1%
• Power Rating: 1W
• Temperature Coefficient: ±100 ppm/°C
• Operating Temperature Range: -55°C to +155°C

The 25121WF100LT4E resistor is commonly used in applications requiring higher power dissipation, such as current sensing and power control circuits. Its robust construction and reliable performance make it a popular choice for demanding electronic designs. Proper application and derating should be considered to ensure optimal performance and longevity in the intended application.