UBT2V470MHD8

The UBT2V470MHD8 is an aluminum electrolytic capacitor in a radial-leaded can designed for high-voltage, high-temperature applications. It provides 47 µF nominal capacitance at a 350 V rating, with a ±20% tolerance and a compact φ16 × 30.5 mm form factor.

Engineered for demanding automotive and industrial power electronics, this component delivers high-temperature endurance (rated for operation to +125°C) and is AEC-Q200 qualified, offering a reliable bulk energy storage and smoothing solution where elevated temperature and voltage capability are required.

Key Features

• Capacitance & Voltage — 47 µF nominal capacitance at a 350 V rated voltage, suitable for high-voltage bulk filtering and energy storage in power circuits.
• High-Temperature Endurance — Rated for operation from −25°C to +125°C with a defined lifetime of 2000 hours at 125°C (for ≥160 V parts), supporting sustained performance under elevated ambient temperatures.
• Automotive-Grade Qualification — AEC-Q200 qualified and described in the UBT series as suited for automobile electronics, enabling use in automotive electronic modules requiring proven reliability.
• Loss and Leakage Characteristics — Specified tan δ of 0.24 (max) at 20°C, 120 Hz and a measured leakage current of 758 µA, allowing designers to assess dissipation and self-discharge behavior precisely.
• Ripple Current Capability — Rated ripple current of 243 mA at 120 Hz (and 364.5 mA at 100 kHz), enabling effective ripple handling for smoothing and decoupling in high-voltage power stages.
• Radial Can Package — φ16 × 30.5 mm can with 7.5 mm lead spacing and radial leads; available in bulk/bag packing (no terminal forming) for through-hole assembly and retrofit applications.
• RoHS Compliant — Complies with RoHS directives for environmental and regulatory requirements.

Typical Applications

• Automotive Power Electronics — Bulk energy storage and smoothing in automotive control units and high-voltage power modules, leveraging the 350 V rating and +125°C endurance.
• DC-Link and Inverter Circuits — High-voltage DC-link decoupling for inverters and motor drive stages where elevated temperature and ripple handling are required.
• Power Supply Filtering — Bulk filtering and ripple suppression in industrial and vehicle power supplies, matched to the component’s ripple current and leakage specifications.

Unique Advantages

• High-Voltage, High-Temperature Capability: 350 V rating and rated for operation to +125°C with a 2000-hour endurance spec at 125°C for ≥160 V parts, reducing thermal and voltage-related risk in demanding environments.
• Automotive-Grade Reliability: AEC-Q200 qualification and explicit suitability for automobile electronics provide demonstrable pedigree for vehicle electronics designs.
• Measurable Performance Parameters: Specified tan δ (0.24 max at 120 Hz, 20°C), defined leakage current, and ripple current ratings give engineers the data needed for accurate thermal and lifetime analyses.
• Compact Radial Can Form: φ16 × 30.5 mm package with 7.5 mm lead spacing supports through-hole mounting and space-constrained power assemblies.
• Regulatory Compliance: RoHS compliance facilitates integration into environmentally regulated products and supply chains.

Why Choose UBT2V470MHD8?

UBT2V470MHD8 combines a 350 V rating with a high-temperature endurance profile and AEC-Q200 qualification, positioning it for high-voltage, high-reliability power applications—particularly in automotive and industrial environments. Its defined electrical parameters (capacitance tolerance, tan δ, leakage, and ripple current) make it straightforward to model in power and thermal designs.

This part is suited for designers who need a compact, through-hole aluminum electrolytic capacitor with documented high-temperature performance and automotive-grade qualification, offering predictable end-of-life behavior and compliance with RoHS requirements.

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