RKS1K470MCNAJLGS

The RKS1K470MCNAJLGS is a conductive polymer aluminum solid electrolytic surface-mount capacitor offering 47 µF capacitance at an 80 V rating. Designed for general-purpose electronic designs, it combines high capacitance density with low equivalent series resistance to support high-frequency and high-ripple-current applications.

Key value propositions include low ESR (30 mΩ at 100 kHz), high allowable ripple current (140 mA at 120 Hz and 1.4 A at 300 kHz), and extended load life (3000 hours at 125°C), packaged in a compact φ10 × 12.4 mm SMD can with embossed carrier taping and moisture-proof packing for production environments.

Key Features

• Capacitance & Voltage — 47 µF rated capacitance with an 80 V rating and ±20% tolerance at 20°C, 120 Hz.
• Conductive Polymer Electrolyte — Solid conductive polymer construction for stable electrical performance and low loss (tanδ = 0.12 at 20°C, 120 Hz).
• Low ESR — 30 mΩ equivalent series resistance measured at 20°C and 100 kHz, enabling efficient high-frequency operation.
• High Ripple Current Capability — 140 mA at 120 Hz (low frequency) and 1.4 A at 300 kHz (high frequency) for demanding power applications.
• Wide Operating Temperature — Rated for −55°C to +125°C, with endurance specified at 3000 hours at 125°C.
• Compact SMD Can Package — Radial, can-style SMD package with dimensions φ10 × 12.4 mm and surface-mount compatibility.
• Leakage Current & Reliability — Typical leakage current 188 µA and endurance specifications tied to 3000 h at 125°C ensuring predictable long-term behavior.
• Production-Ready Packaging — Supplied in embossed carrier taping with moisture-proof packing for automated assembly and storage.
• RoHS Compliant — Conforms to RoHS requirements included in the product documentation.

Typical Applications

• Power supply filtering — Low ESR and high ripple current capability make this capacitor suitable for input/output filtering in power supply modules.
• High-frequency power circuits — Stable performance at 100 kHz and specified ripple ratings support smoothing and decoupling in switching converters and high-frequency power stages.
• Compact SMD power designs — Small φ10 × 12.4 mm SMD can enables high-capacitance placement in space-constrained boards for general-purpose electronics.

Unique Advantages

• Low ESR for efficient HF operation: 30 mΩ at 100 kHz reduces losses and improves stability in high-frequency circuits.
• High ripple current tolerance: 1.4 A at 300 kHz and 140 mA at 120 Hz allow reliable handling of dynamic loads and switching ripple.
• Extended high-temperature endurance: Specified 3000 hours at 125°C supports long-term operation in elevated-temperature environments.
• Solid polymer construction: Delivers low tanδ (0.12 at 20°C, 120 Hz) and predictable electrical characteristics over the rated range.
• Assembly-ready packaging: Embossed carrier taping with moisture-proof packing simplifies automated placement and inventory handling.
• Wide operating range: −55°C to +125°C supports diverse environmental conditions in general-purpose designs.

Why Choose RKS1K470MCNAJLGS?

RKS1K470MCNAJLGS is positioned for designs that require a compact, high-capacitance SMD solution with low ESR and robust ripple-current handling. Its conductive polymer construction and 3000-hour endurance at 125°C provide a reliable balance of performance and thermal resilience for demanding power and high-frequency circuits.

This part is well suited to engineers and procurement teams building general-purpose power electronics, switching supplies, and compact boards that need predictable long-term behavior and production-ready packaging. The combination of electrical performance, temperature capability, and SMD packaging streamlines integration and supports consistent assembly workflows.

If you need pricing, availability, or a formal quote for RKS1K470MCNAJLGS, request a quote or contact sales to discuss volume pricing, lead times, and ordering options.