Description

The 4.7 Ohm (4R7) 1/4W 1% 1206 SMD (Surface-Mount Device) chip resistor is a high-performance, precision passive component designed for use in a wide variety of electronic applications. With a robust and compact footprint, this resistor offers reliable and stable resistance values in compact designs, making it ideal for both consumer electronics and industrial applications.

Key Features:

• Resistance Value: 4.7 Ohms (denoted as 4R7)
• Power Rating: 1/4 Watt (250 milliwatts)
• Tolerance: ±1% for precise resistance accuracy
• Size Code: 1206 (3.2 mm × 1.6 mm)
• Type: SMD (Surface-Mount Device) for space-efficient PCB mounting
• Temperature Coefficient: Typically ±100 ppm/°C or better for stable performance across temperature changes
• Material Composition: Metal oxide or thick film construction ensures reliability and heat dissipation
• Package Type: Tape and reel packaging for automated assembly

Performance and Application:

• High Precision: The ±1% tolerance ensures accurate resistance, which is critical for circuits requiring stable and predictable performance.
• Thermal Stability: Maintains a consistent resistance value over varying operating temperatures, contributing to the overall thermal stability of the circuit.
• Power Efficiency: With a power dissipation rating of 1/4W, it effectively handles typical current loads in low-power applications without overheating.
• Compact Size: The 1206 package allows it to fit in dense circuit designs while maintaining excellent electrical performance.

Typical Applications:

• Consumer electronics such as smartphones, laptops, and wearables
• Power management circuits
• Signal processing systems
• Automotive and industrial control systems
• Audio devices and amplifiers
• LED drivers and lighting systems
• RF circuits and telecommunication systems

Benefits:

• Ease of Assembly: The SMD format is suitable for automated pick-and-place assembly processes, reducing manufacturing costs and time.
• Reliability: High-quality construction materials ensure long-term performance and durability, even in demanding environments.
• Enhanced Design Flexibility: Small footprint and precise tolerance contribute to greater design flexibility for engineers.

The 4.7 Ohm 1/4W 1206 SMD resistor is a versatile, precision component for modern electronics, offering high performance and reliable operation in a wide range of applications. Its compact design and precision tolerance make it an essential choice for both prototyping and mass production.