UPW1H122MHD6

The UPW1H122MHD6 is a Nichicon UPW series aluminum electrolytic capacitor in a radial-lead can designed for low impedance and high-reliability power applications. It provides 1.2 mF capacitance at 50 V in a compact φ18 × 25 mm package with 7.5 mm lead spacing.

Engineered for switching power supplies and automotive electronics, this polarized capacitor combines high ripple current capability, low impedance, and long endurance at elevated temperature to support robust power-filtering and smoothing tasks.

Key Features

• Capacitance & Tolerance: 1,200 µF nominal capacitance with tolerance of -20% to +20% at 120 Hz, 20°C.
• Rated Voltage: 50 V DC rating for mid-voltage power rails.
• Low Impedance: Specified impedance of 58 mΩ, supporting low-loss decoupling and filtering.
• Loss Tangent (tan δ): tan δ = 0.10 measured at 20°C, 120 Hz (product-specific condition).
• Ripple Current Capability: 2.219 A at 120 Hz (low-frequency) and 2.61 A at 10 kHz (high-frequency), enabling effective AC ripple handling across common switching frequencies.
• Leakage Current: Rated leakage current of 1,800 µA.
• Endurance: 8,000 hours life at 105°C under specified conditions, supporting long-term high-temperature operation.
• Operating Temperature Range: -55°C to +105°C for wide environmental tolerance.
• Package & Mounting: Radial lead can (φ18 × 25 mm) with 7.5 mm lead spacing; supplied in bulk or bag packing (no terminal forming).
• Automotive-Grade Screening: Rated AEC-Q200.
• Polarized Device: Designed for polarized DC applications typical in power electronics.

Typical Applications

• Switching Power Supplies: Bulk decoupling and smoothing where low impedance and high ripple current capability improve voltage stability.
• Automotive Electronics: Power filtering and energy storage in automotive modules, leveraging AEC-Q200 screening and extended temperature range.
• Power Management Subsystems: Input/output filtering and hold-up capacitance on mid-voltage rails up to 50 V.

Unique Advantages

• High ripple-handling capacity: Specified ripple currents of 2.219 A (120 Hz) and 2.61 A (10 kHz) reduce thermal stress and improve performance under switching conditions.
• Low series impedance: 58 mΩ impedance supports low-loss filtering and tight voltage regulation in power paths.
• Long high-temperature endurance: 8,000 hours at 105°C provides predictable lifetime in thermally demanding applications.
• Automotive-capable screening: AEC-Q200 rating aligns the part with automotive electronics requirements where specified.
• Compact radial-can form factor: φ18 × 25 mm size with 7.5 mm lead spacing for straightforward through-hole mounting and dense board layouts.
• Clear electrical limits: Defined tan δ, leakage current, and tolerance values enable predictable design margins and verification.

Why Choose UPW1H122MHD6?

The UPW1H122MHD6 delivers a balanced combination of capacitance (1.2 mF), low impedance (58 mΩ), and robust ripple-current capability in a compact radial-can package. Its 50 V rating, polarized construction, and extended -55°C to +105°C operating range make it suitable for power-filtering roles in switching power supplies and automotive power systems.

As part of Nichicon's UPW series, this part offers a defined endurance profile—8,000 hours at 105°C—and AEC-Q200 screening, giving design teams measurable reliability characteristics for demanding environmental and thermal conditions.

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