PCR1H181MCL1GS

The PCR1H181MCL1GS is a conductive polymer aluminum solid electrolytic SMD capacitor from Nichicon’s PCR series, offering high reliability and long-term performance in demanding environments. Designed as a chip-type, surface-mount solution, it combines a high capacitance (180 µF) and 50 V rating with low ESR and strong ripple-current capability.

This part is targeted at applications that require robust temperature tolerance and proven endurance: it is qualified to AEC‑Q200, rated for operation from −55 °C to +125 °C, and specified for 4000 hours of life at 125 °C, making it well suited to designs with stringent thermal and longevity requirements.

Key Features

• Conductive Polymer Aluminum Construction Solid polymer electrolyte provides low ESR and stable performance over temperature.
• Electrical Characteristics 180 µF capacitance at 50 V with ±20% tolerance and polarization for DC applications.
• Low ESR and High Ripple Current ESR of 19 mΩ measured at 100 kHz and ripple-current capability of 3.5 A at 100 kHz (1.75 A at 120 Hz) for improved power-stage filtering and converter stability.
• Extended High‑Temperature Endurance Rated for 4000 hours at 125 °C; performance after endurance includes capacitance within ±20% and ESR ≤200% of initial value.
• Wide Operating Temperature Range Specified from −55 °C to +125 °C for use in thermally demanding environments.
• SMD, Lead‑Free Reflow Compatible Surface-mount can package designed for lead‑free reflow soldering; compliant with reflow peak up to 260 °C under specified profiles.
• AEC‑Q200 Qualified Meets AEC‑Q200 qualification for reliability in applications requiring automotive-level qualification.
• Compact Footprint Package dimensions L: 1.27 cm × D: 1.00 cm with recommended land size L: 1.03 cm × W: 1.03 cm for compact board placement.

Typical Applications

• Automotive Electronics AEC‑Q200 qualification, −55 °C to +125 °C range, and 4000‑hour high‑temperature endurance make this capacitor suitable for in‑vehicle power modules and electronic control units.
• Power Management and DC–DC Converters Low ESR (19 mΩ at 100 kHz) and high ripple‑current ratings support input/output filtering and transient smoothing in regulator stages.
• High‑Reliability Embedded Systems Long life at elevated temperature and solid polymer construction provide stable filtering and energy storage for systems that demand sustained performance.

Unique Advantages

• High Thermal Endurance: 4000 hours at 125 °C gives designers predictable lifetime behavior in hot environments.
• Low Losses at High Frequency: 19 mΩ ESR at 100 kHz and 3.5 A ripple capability improve efficiency and reduce thermal buildup in power stages.
• Automotive‑Grade Reliability: AEC‑Q200 qualification supports use where automotive reliability standards are required.
• Lead‑Free Reflow Ready: Compatible with peak reflow temperatures up to 260 °C following the specified profile, simplifying assembly with modern Pb‑free processes.
• Compact SMD Can Package: Small footprint (1.27 × 1.00 cm) helps save board space while delivering high capacitance for power-dense designs.
• Wide Temperature Range: −55 °C to +125 °C rating ensures consistent operation across typical automotive and industrial temperature extremes.

Why Choose PCR1H181MCL1GS?

PCR1H181MCL1GS brings together conductive‑polymer low‑ESR performance, high ripple‑current capability, and verified high‑temperature endurance in a compact SMD can. Its AEC‑Q200 qualification and extended operating range make it a strong choice for designers who need stable, long‑lived bulk capacitance and robust filtering in thermally and electrically demanding applications.

This part is ideal for engineers specifying capacitors for automotive power rails, DC–DC converter outputs, and embedded systems where board space, assembly compatibility, and long-term reliability are priorities.

Request a quote or contact sales to discuss pricing, lead times, and integration support for PCR1H181MCL1GS in your next design.