The R75TR3120AAH3J is a film capacitor manufactured by Kemet. It belongs to the R75 series, which is designed for demanding applications requiring high reliability and performance. This particular capacitor has a capacitance of 0.12 µF (microfarads) and a voltage rating of 1600 VDC. The R75 series is known for its self-healing properties and excellent stability under high voltage and high temperature conditions. The "TR" in the part number indicates tape and reel packaging for automated assembly. The AAH3J likely signifies specific electrical or mechanical characteristics related to tolerance, lead spacing, or other parameters.

Applications

• High Voltage Power Supplies: Smoothing and filtering in high voltage power supplies for industrial and medical equipment.
• Inverters: Used in inverters for renewable energy systems (solar, wind) and motor drives.
• Snubber Circuits: Protecting power semiconductors (IGBTs, MOSFETs) in snubber circuits.
• Pulse Circuits: Used in applications requiring high pulse current capability.
• High Frequency Applications: Suitable for filtering and decoupling in high frequency circuits.

Features

• 0.12 µF Capacitance: Provides a specific capacitance value for filtering and energy storage applications.
• 1600 VDC Voltage Rating: Suitable for high voltage applications.
• Polypropylene Film Dielectric: Offers excellent stability and low dissipation factor.
• Self-Healing Properties: Can withstand voltage overstress without catastrophic failure.
• High Reliability: Designed for demanding applications requiring long-term performance.
• Tape and Reel Packaging: Suitable for automated assembly processes.

Benefits

• Reliable Performance: Provides stable and consistent performance under high voltage and high temperature conditions.
• Long Life: Designed for long-term operation in demanding environments.
• Safety: Self-healing properties enhance safety and prevent catastrophic failures.
• Easy to Use: Tape and reel packaging simplifies the assembly process.
• Versatile: Suitable for a wide range of high voltage applications.

Additional Details

The R75TR3120AAH3J capacitor has a lead spacing of typically 22.5 mm or 27.5 mm. The tolerance is typically ±5% or ±10%. The operating temperature range is typically from -55°C to +105°C. The dissipation factor (tan δ) is typically very low, ensuring efficient energy storage and delivery. The insulation resistance is typically very high, minimizing leakage current. The capacitor is typically encapsulated in a flame-retardant epoxy resin. This capacitor is RoHS compliant. It is suitable for wave soldering and reflow soldering processes, although careful attention should be paid to temperature profiles. The dimensions of the capacitor vary depending on the specific case size.