UAQ2D221MHD

The UAQ2D221MHD is a radial-lead aluminum electrolytic capacitor in the Nichicon UAQ series, offering 220 µF capacitance at a 200 V rating in a compact φ18 × 35.5 mm can with 7.5 mm lead spacing. It is designed for general-purpose through-hole applications that require high ripple-current capability and wide operating temperature range.

Key electrical characteristics include a maximum tanδ of 0.15 (measured at 120 Hz, 20°C), specified leakage current, and rated endurance of 2000 hours at 105°C. Note: this product is scheduled for discontinuation and is not recommended for new designs.

Key Features

• Capacitance & Voltage — 220 µF capacitance with a 200 V rated voltage suitable for high-voltage, general-purpose circuits.
• Tolerance & Dielectric Loss — ±20% capacitance tolerance and tanδ max of 0.15 (120 Hz, 20°C) for predictable AC performance.
• Ripple Current Handling — High ripple capability with 575 mA at 120 Hz and 920 mA at 10 kHz to support AC bias and filtering demands.
• Leakage Current — Specified leakage current of 1860 µA, defined for assessment of standby and leakage behavior.
• Endurance & Temperature Range — Rated for 2000 hours at 105°C and an operating range of −40°C to +105°C for demanding thermal environments.
• Radial Lead, Through-Hole Package — φ18 × 35.5 mm can, radial lead mounting with 7.5 mm lead spacing for straightforward PCB through-hole integration or replacement parts.
• Safety & Construction — UAQ series includes improved safety features for abnormal voltage conditions and a pressure relief vent designed to avoid dangerous failure modes.
• Environmental Compliance — RoHS compliant for regulatory environmental requirements.

Typical Applications

• General-Purpose High-Voltage Circuits — Used where a 200 V, 220 µF electrolytic capacitor is required for filtering and energy storage in through-hole assemblies.
• High-Ripple Environments — Suited for circuits that must tolerate significant ripple current, supported by specified ripple ratings at low and high frequencies.
• Wide-Temperature Deployments — Applicable in equipment operating across −40°C to +105°C, backed by a 2000-hour endurance rating at 105°C.

Unique Advantages

• High Voltage Capability: 200 V rating enables use in higher-voltage power and industrial circuits.
• Robust Ripple Performance: Rated ripple currents of 575 mA (120 Hz) and 920 mA (10 kHz) support effective AC smoothing and decoupling under load.
• Thermal Endurance: 2000-hour life at 105°C provides predictable long-term performance in elevated-temperature environments.
• Radial Can Package: φ18 × 35.5 mm can and 7.5 mm lead spacing facilitate easy through-hole mounting and replacement in legacy or service applications.
• Built-in Safety Features: Improved abnormal-voltage safety design and pressure relief vent reduce risk of hazardous failure modes.
• Regulatory Compliance: RoHS-compliant construction supports environmental and regulatory requirements.

Why Choose UAQ2D221MHD?

UAQ2D221MHD combines a 200 V rating, high ripple-current capability, and wide operating temperature range in a radial-lead aluminum electrolytic package, making it a practical choice for general-purpose high-voltage through-hole designs and service replacements. Its endurance rating and safety features provide engineers with verifiable performance data for thermal and ripple-stressed environments.

Please note this part is scheduled for discontinuation and is not recommended for new designs; it remains an option for maintenance, repair, and existing product lines that require the specified form factor and electrical characteristics.

To request pricing, lead-time details, or a formal quote for UAQ2D221MHD, submit an inquiry referencing the part number and your required quantity and delivery timeline.