RNS1E470MDN1

The RNS1E470MDN1 is a conductive polymer aluminum solid electrolytic capacitor in a radial lead can package, offering 47 µF capacitance at a 25 V rating. Designed for general-purpose use, it combines low ESR and high ripple-current capability with a compact φ10 × 12.5 mm package and 5 mm lead spacing.

Key performance attributes include low equivalent series resistance (20 mΩ at 20°C/100 kHz), high-frequency ripple handling up to 3.8 A (300 kHz), a wide operating temperature range from −55°C to 105°C, and a rated endurance of 2000 hours at 105°C.

Key Features

• Capacitance & Tolerance: 47 µF nominal with ±20% tolerance at 120 Hz, 20°C, providing defined capacitance stability for design calculations.
• Rated Voltage: 25 V nominal rated voltage for medium-voltage decoupling and energy storage roles in general-purpose circuits.
• Low ESR: 20 mΩ ESR measured at 20°C/100 kHz, supporting low-loss operation at high frequencies.
• High Ripple-Current Capability: 380 mA at 120 Hz and 3.8 A at 300 kHz frequency ratings, with frequency coefficients defined in the RNS series data.
• Loss Angle (tan δ): tan δ = 0.06 (measured at 20°C, 120 Hz), enabling predictable dissipation characteristics.
• Leakage Current: Specified leakage current of 235 µA after 2 minutes at 25°C, useful for standby and bias calculations.
• Endurance & Temperature: 2000 hours at 105°C rated life; operating temperature range −55°C to +105°C for robust thermal performance.
• Package & Mounting: Radial lead ″can″ package, size φ10 × 12.5 mm, lead spacing 5.0 mm (±0.5 mm), supplied in bulk or bag packing.
• Polarized: Polarized electrolytic construction for correct orientation in DC circuits.

Typical Applications

• General Purpose Electronics: Provides capacitance and low-ESR performance where a 25 V, 47 µF polarized capacitor is required.
• Power Management Circuits: Supports designs that require defined ripple-current handling and low ESR at high switching frequencies.
• Board-Level Energy Storage: Compact radial can form factor and 5 mm lead spacing facilitate integration into a variety of through-hole assemblies.

Unique Advantages

• Low Loss at High Frequency: 20 mΩ ESR at 100 kHz minimizes dissipation and supports stable operation in high-frequency environments.
• High Ripple Capability: Rated for 3.8 A at 300 kHz, allowing the capacitor to handle significant high-frequency ripple currents within its thermal limits.
• Wide Thermal Range: −55°C to +105°C operating range enables use across diverse environmental conditions.
• Long Endurance: 2000 hours at 105°C provides predictable lifetime behavior for designs requiring sustained thermal stress performance.
• Compact Through-Hole Package: φ10 × 12.5 mm can with 5 mm lead spacing offers a compact, easy-to-place radial lead option for through-hole assemblies.
• Measurable Leakage & Dissipation Specs: Specified leakage current (235 µA) and tan δ (0.06) allow for accurate power and standby current budgeting.

Why Choose RNS1E470MDN1?

RNS1E470MDN1 delivers a focused combination of low ESR, strong high-frequency ripple handling, and a proven endurance rating in a compact radial lead package. Its conductive polymer aluminum construction and detailed electrical parameters make it practical for engineers specifying capacitors for general-purpose and power-related circuits where quantifiable dissipation, leakage, and ripple performance are required.

This part is suitable for designs that prioritize predictable thermal and electrical behavior over time, and for teams that need a through-hole, polarized capacitor with clearly defined specifications for ESR, ripple current, leakage, and operating temperature.

Request a quote or contact sales to discuss availability, packaging options (bulk or bag), and lead time for RNS1E470MDN1.