The ERJMS4SF1M5U is a thick film chip resistor manufactured by Panasonic. It is part of the ERJMS series, which is known for its high reliability and stability in various applications.

Applications

• Consumer Electronics: Used in televisions, audio equipment, and home appliances for current limiting and voltage division.
• Industrial Equipment: Found in power supplies, motor controllers, and instrumentation devices.
• Automotive Electronics: Employed in engine control units (ECUs), infotainment systems, and lighting circuits.
• Telecommunications: Used in base stations, mobile devices, and networking equipment.
• Medical Devices: Integrated into diagnostic equipment, patient monitoring systems, and therapeutic devices.

Features

• Resistance Value: 1.5 MΩ
• Tolerance: ±1%
• Temperature Coefficient of Resistance (TCR): ±100 ppm/°C
• Power Rating: 0.25W
• Package Size: 1206 (3216 Metric)
• Technology: Thick Film
• Operating Temperature Range: -55°C to +155°C
• Termination Type: Surface Mount
• RoHS Compliant: Yes, compliant with Restriction of Hazardous Substances directive.

Benefits

• High Precision: The ±1% tolerance ensures accurate resistance values, which is crucial for precision circuits.
• Stable Performance: The ±100 ppm/°C TCR ensures minimal resistance drift over a wide temperature range.
• Compact Size: The 1206 package allows for high-density mounting on printed circuit boards (PCBs).
• Reliable Operation: Thick film technology provides excellent stability and reliability under various environmental conditions.
• Wide Temperature Range: Operates effectively in extreme temperature environments, ranging from -55°C to +155°C.
• RoHS Compliance: Environmentally friendly, meeting the requirements of RoHS directives.
• Easy to Mount: Surface mount design allows for automated assembly, reducing manufacturing costs.

Additional Details

The ERJMS4SF1M5U resistor uses a Ruthenium oxide resistive element with a glass passivation layer, ensuring stable performance and protection against environmental factors. It is designed for reflow soldering and is suitable for automated assembly processes. The resistor is commonly used in voltage dividers, current limiting applications, and feedback circuits where precision and stability are critical.

The 1206 package size (3.2mm x 1.6mm) is a standard size, allowing for easy replacement and compatibility with existing designs. The resistor is supplied in tape and reel packaging for automated handling and placement.