PCH1K120MCL1GS

The PCH1K120MCL1GS is a conductive polymer aluminum solid electrolytic chip capacitor in an SMD can package designed for demanding temperature and voltage environments. It delivers low ESR and high ripple-current capability with a rated voltage of 80 V and a nominal capacitance of 12 µF.

Engineered for rugged applications, this AEC-Q200 qualified, RoHS-compliant capacitor offers a long life of 4000 hours at 135°C, making it suitable for automotive and other high-reliability electronic systems that require stable decoupling and energy smoothing at elevated temperatures.

Key Features

• Dielectric / Type — Conductive polymer aluminum solid electrolyte in a chip-style SMD can for low impedance and enhanced ripple handling.
• Rated Voltage & Capacitance — 12 µF capacitance rated to 80 V for higher-voltage rail applications.
• Low ESR & High Ripple Current — 50 mΩ ESR at 100 kHz, with ripple current specifications of 400 mA at 120 Hz and 800 mA at 100 kHz for improved transient and filtering performance.
• Extended High-Temperature Life — Specified endurance of 4000 hours at 135°C, with operating temperature range from −55°C to +135°C for sustained performance in hot environments.
• Automotive-Grade Qualification — AEC-Q200 qualified and RoHS-compliant, supporting use in automotive electronics and other high-reliability systems.
• SMD Assembly Ready — Surface-mount radial can style with lead-free reflow soldering compatibility up to a 260°C peak; recommended land size 6.6 × 6.6 mm.
• Mechanical Footprint — Compact dimensions of L: 8 × D: 6.3 mm to save PCB area while providing high-voltage capability.
• Polarized — Polarized capacitor with tolerance ±20% at 120 Hz, 20°C for predictable sizing in power designs.

Typical Applications

• Automotive power electronics — Voltage smoothing and decoupling on high-voltage rails, leveraging the 80 V rating, low ESR and 800 mA high-frequency ripple capability.
• Engine control and ECU modules — Durable operation at elevated temperatures with a 4000-hour endurance at 135°C and AEC-Q200 qualification for long-term reliability.
• On-board power supplies and DC–DC converters — Compact SMD package and high ripple current rating enable effective bulk and output filtering in space-constrained power designs.

Unique Advantages

• High-voltage capability: 80 V rating supports higher-voltage rails without upsizing the capacitor footprint.
• High-temperature endurance: 4000 hours at 135°C gives designers predictable lifetime performance in hot zones.
• Low impedance at high frequency: 50 mΩ ESR at 100 kHz and 800 mA ripple current improve transient response and reduce voltage ripple.
• Automotive-ready: AEC-Q200 qualification and RoHS compliance simplify qualification for vehicle electronics.
• Reflow-compatible SMD package: Lead-free reflow up to 260°C peak and a compact 8 × 6.3 mm footprint streamline PCB assembly and minimize board area.

Why Choose PCH1K120MCL1GS?

PCH1K120MCL1GS combines high-voltage capability, low ESR, and proven high-temperature endurance in a compact SMD can, making it a practical choice where reliable bulk capacitance and ripple handling are required under thermal stress. Its AEC-Q200 qualification and RoHS compliance align it with automotive and other high-reliability system requirements.

This part is well suited for designers targeting robust power delivery and filtering in constrained layouts, offering long-term stability and predictable electrical behavior tied directly to the published ESR, ripple current and endurance specifications.

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