VISHAY 021 ASM Series Electrolytic Capacitor, 4.7 µF 63 V, Axial

The VISHAY 021 ASM Series miniature electrolytic capacitor is an axial-leaded component designed for reliable performance in a wide range of electronic circuits. This polarised aluminium capacitor offers a capacitance of 4.7 µF with a working DC voltage of 63V and a ±20% tolerance, making it a versatile choice for general-purpose applications.

Engineered for endurance, this capacitor is rated for 2000 hours at a high operating temperature of 85°C. Its construction within a cylindrical aluminium case, insulated with a distinctive blue sleeve, ensures robust protection and reliable operation. The design is miniaturised to provide a high capacitance-to-volume (CV) ratio, allowing for efficient use of space on circuit boards, particularly those with low mounting height requirements.

Key Features & Applications

• Proven Reliability: Built to be charge and discharge proof, with enhanced vibration and shock resistance for stability in demanding environments.
• Broad Utility: Ideally suited for smoothing and filtering circuits, power supply conditioning, and buffering in audio-video equipment.
• Wide Operational Range: Functions reliably across an extensive temperature range from -40°C to +85°C.
• Industrial Fit: Its robust specifications make it well-suited for industrial controls, consumer electronics, portable devices, and power management systems.

With an equivalent series resistance (ESR) of 31 ohm and a ripple current rating of 31mA, this capacitor balances performance with compact dimensions. It is a fundamental component for engineers and hobbyists seeking a dependable, space-saving solution for circuit design and repair.