X1/Y Safety Capacitor for EMI Suppression – TS22 Across-the-Line Applications

TL;DR: The TS22 X1/Y safety capacitor provides certified EMI suppression, high dielectric strength, and stable performance for across-the-line filtering in power supplies and AC mains applications.

What Is an X1/Y Safety Capacitor?

X1 and Y safety capacitors are designed for connection across the AC line (X) or line-to-ground (Y) to suppress electromagnetic interference (EMI). These capacitors meet international safety standards and are built to withstand high surge voltage and long-term mains operation.

TS22 Series Overview

The TS22 X1/Y safety capacitor is engineered for across-the-line EMI filtering with compact size, stable capacitance, and safety-certified construction. It is suitable for power supplies, adapters, and household appliances operating on AC mains.

Key Electrical Characteristics

  • Capacitance range: 10pF to 10,000pF
  • Rated voltage: 125VAC, 250VAC, 400VAC
  • Safety class: X1, Y1, Y2
  • Operating temperature: -25°C to +85°C
  • High dielectric strength and insulation resistance
  • Cost-effective compact design

EMI Suppression in AC Power Circuits

In AC mains filtering, safety capacitors must withstand surge events and prevent electrical shock risk. The TS22 X1/Y capacitor provides reliable noise suppression while maintaining compliance with international safety standards.

Typical Applications

  • AC power supply EMI filters
  • Adapters and chargers
  • Home appliances and white goods
  • Industrial power equipment
  • Across-the-line noise suppression circuits

X vs Y Safety Capacitors

Parameter X Capacitor Y Capacitor
Connection Line to line Line to ground
Failure Mode Open circuit preferred High safety requirement
Typical Use Differential-mode EMI Common-mode EMI

Selection Considerations for Safety Compliance

When selecting an X1/Y safety capacitor for EMI suppression, engineers should evaluate safety class, rated AC voltage, surge capability, dielectric type, and regulatory approvals to ensure compliance with IEC safety standards.

Request Samples and Safety Certification Details

Looking for a safety-certified X1/Y capacitor for AC mains filtering? Contact our team for datasheets, approval certificates, and RFQ support.