UUB1E221MNL1GS

The UUB1E221MNL1GS is a chip-type aluminum electrolytic capacitor optimized for high-temperature operation up to 125 °C. It delivers 220 µF of polarized capacitance in a compact surface-mount can package, suitable for automated assembly with carrier tape.

Targeted at automotive and other high-temperature electronics, this AEC-Q200-qualified, RoHS-compliant capacitor offers design-level reliability and long-term endurance for systems that demand stable capacitance and controlled leakage under elevated temperatures.

Key Features

• Capacitance & Voltage — 220 µF rated capacitance at 25 V suitable for bulk decoupling and power filtering in compact designs.
• High-temperature capability — Rated for operation from −40 °C to +125 °C with an endurance rating of 2000 hours at 125 °C.
• AEC-Q200 Qualified — Meets AEC-Q200 qualification for applications requiring automotive-level reliability.
• Surface-mount, carrier-tape compatible — Chip-type SMD can package designed for automatic mounting machines fed with carrier tape, streamlining high-volume assembly.
• Compact package — Physical dimensions L: 1 cm × D: 1 cm with recommended land pattern size L: 1.03 cm × W: 1.03 cm for PCB layout.
• Endurance and stability — Rated lifetime and shelf-life characteristics specified in the datasheet, including recovery after high-temperature storage and soldering heat resistance.
• Ripple current — Specified ripple performance of 116 mA at 120 Hz and 174 mA at 10 kHz for real-world power applications.
• Compliance — RoHS directive compliant (2011/65/EU, (EU)2015/863).
• Electrical characteristics — Polarized capacitor with ±20% capacitance tolerance at 120 Hz, 20 °C, and leakage current limits defined per rated voltage.

Typical Applications

• Automotive electronics — For electronic control modules and subsystems where AEC-Q200 qualification and high-temperature endurance are required.
• Power regulation and filtering — Bulk decoupling and smoothing in compact power supplies that operate in elevated ambient temperatures.
• Surface-mount production — Designed for automated, tape-fed placement in high-volume SMD assembly flows.

Unique Advantages

• High-temperature endurance: Rated to +125 °C with 2000 hours endurance at that temperature, supporting long-term operation in hot environments.
• Automotive-grade reliability: AEC-Q200 qualification provides a documented reliability baseline for vehicle and similarly demanding applications.
• Assembly-friendly packaging: Chip-type SMD can compatible with carrier tape simplifies integration into automated production lines and reduces assembly time.
• Compact footprint: 1 cm × 1 cm package and defined land pattern help minimize PCB area while delivering substantial capacitance.
• Measured ripple capability: Specified ripple current at low and high frequencies enables designers to evaluate thermal and ESR-related performance for their application.
• Regulatory compliance: RoHS compliance supports environmental and regulatory requirements for modern electronic products.

Why Choose UUB1E221MNL1GS?

The UUB1E221MNL1GS balances high capacitance in a small SMD can with documented high-temperature endurance and AEC-Q200 qualification, making it suited to engineers developing electronics that must withstand elevated operating temperatures and meet automotive reliability expectations. Its carrier-tape compatibility and compact footprint simplify automated assembly and PCB area optimization.

This capacitor is best suited for designs that require robust electrolytic capacitance under thermal stress, predictable ripple handling, and compliance with RoHS and automotive-quality standards. The specified electrical and mechanical parameters enable straightforward qualification and lifetime planning within constrained, high-reliability systems.

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