ULD2D4R7MED

The ULD2D4R7MED is a miniature aluminum electrolytic capacitor from Nichicon's ULD series designed for long-life power applications. This radial-lead, polarized capacitor delivers 4.7 µF capacitance at a 200 V rating and is RoHS compliant.

Engineered for use in compact power supplies and general-purpose circuits, the part offers wide operating temperature capability from -40 °C to +105 °C and specified long-term endurance for robust operation in demanding environments, including LED lighting power supplies.

Key Features

• Electrolytic Core: Aluminum electrolytic construction providing polarization for DC filtering and energy storage in power circuits.
• Rated Capacitance & Voltage: 4.7 µF nominal capacitance with a 200 V rated voltage and ±20% tolerance for predictable performance in high-voltage filtering.
• Long-life Endurance: Specified lifetime of 12000 hours at +105 °C, suitable for applications that require extended operational stability.
• Temperature Range: Operates across -40 °C to +105 °C to accommodate a broad set of environmental conditions.
• Ripple Handling: Rated ripple current of 49 mA at 120 Hz and 98 mA at 100 kHz to support common power-supply ripple conditions.
• Radial Lead Package: Radial, can-style package with 2.5 mm lead spacing for through-hole mounting and straightforward PCB integration.
• Regulatory Compliance: RoHS compliant (2011/65/EU, (EU)2015/863), meeting environmental requirements for modern electronics manufacturing.

Typical Applications

• LED Lighting Power Supplies: Suited for filtering and smoothing in LED driver circuits where long-life operation and reliable voltage handling are required.
• General-Purpose Power Filtering: Used in DC power rails for bulk decoupling and ripple suppression in industrial and consumer electronics.
• Embedded and Board-Level Designs: Through-hole radial mounting simplifies prototyping and replacement in control boards and power subsystems.

Unique Advantages

• Compact, Radial Can Format: Small footprint radial package eases placement in constrained PCB layouts while providing robust mechanical mounting.
• High-Voltage Capability: 200 V rating supports higher-voltage rails without requiring oversized components.
• Designed for Extended Operation: 12000-hour rating at +105 °C supports longevity in continuous-duty applications.
• Measured Ripple Performance: Explicit ripple current specifications at both low and high frequencies enable predictable thermal and lifespan planning.
• Regulatory Ready: RoHS compliance simplifies integration into products targeting regulated markets.

Why Choose ULD2D4R7MED?

ULD2D4R7MED balances compact packaging with long-life endurance and a 200 V rating, making it well suited for designers who need reliable bulk capacitance and ripple handling in compact, through-hole form factors. Its -40 °C to +105 °C operating range and RoHS compliance make it appropriate for a wide range of commercial and industrial power-supply designs.

Manufactured by Nichicon and positioned for general-purpose and LED power-supply applications, this capacitor provides verifiable specifications for capacitance, voltage, ripple current, and lifetime to support predictable design decisions and lifecycle planning.

Request a quote or submit an availability inquiry for ULD2D4R7MED to receive pricing and lead-time information tailored to your project needs.