Product Overview

The KYET MKP-X2 is a metallized polypropylene film AC capacitor designed for suppressing electromagnetic interference in power supplies. It is rated for Class-X2 applications and offers reliable performance in a wide operating temperature range.

Product Attributes

• Brand: KYET ()
• Origin: Dongguan, China
• Material: Metallized Polypropylene Film
• Certifications: cULus / ENEC / CQC

Technical Specifications

Product Specifications

1. Scope

This specification covers the requirements of KYET Metallized Polypropylene Film AC Capacitor (Interference Suppressors Class-X2).

2. Standard Atmospheric Conditions for Measurements

• Ambient Temperature: 15 to 35 (if any doubt, +20 5)
• Relative Humidity: 45% to 75% (if any doubt, 60% to 70%)
• Air Pressure: 86 kpa to 106 kpa

3. Construction

• Dielectric: Metallized Polypropylene Film
• Metal Spray: Special Solder (Zinc-Tin Alloy)
• Lead Wire: Copper-clad Steel Wire (Tin plated)
• Epoxy Resin: Flame Retardant Grade V-0
• Plastic Case: Flame Retardant Grade V-0

4. Marking

• Manufacturer's Symbol: KYET ELECTRONICS CO., LTD
• Type or Material: MKP (for X2 type)
• Capacitor Class: X2
• Nominal Capacitance: Expressed in 3-digit (EIA) code (e.g., 474 for 0.47F)
• Tolerance: J (5%), K (10%), M (20%)
• Rated Voltage: 310-350-380V in VAC rating (50/60Hz)
• Climatic Category: 40/110/21/B
• Approval Marks: cULus / ENEC / CQC
• Manufacture Code: e.g., 182235 (Year 2018, Batch 2235)

5. Electrical Characteristics

• Withstand Voltage (Terminal to Terminal): 1.5-2 times rated DC voltage for 60 sec (non-standard miniaturized products); Apply rated DC voltage for 60 sec (standard products).
• Withstand Voltage (Terminal to Enclosure): 2*Ur + 1,500VAC, Min. 2,000VAC for 2 to 5 sec.
• Dissipation Factor (DF) at 1KHz: 0.001 (0.1%)
• Capacitance: Within specified tolerance at +20 5.
• Insulation Resistance (I.R.): 15,000 M (C0.33F); 5,000 M*uF/C (C>0.33F). Tested at 100 VDC for 605 sec.
• Soldering Property: More than 90% of circumferential surface of lead wire covered with solder. Soldering temp: +265 5, Duration: 3 0.5 sec.

6. Mechanical Characteristics

• Terminal Strength (Tensile): Shall be no abnormality. Apply 1.0Kg for 10 1 sec.

7. Endurance Characteristics

7.1 Temperature Cycle

• Appearance: Shall be no remarkable change. 5 cycles of -40 to +110.
• Withstand Voltage: Shall satisfy NO.5.1.
• Capacitance Change Rate: Within 5%.
• Dissipation Factor: Max. 0.002 (0.2%) @ 1KHz.
• Insulation Resistance: 50% of the limit value of NO.5.4.

7.2 Dry Heat Resistance

• Appearance: Shall be no remarkable change. Test Temp: +110 2, Duration: 16 + 1/-0 hrs.
• Withstand Voltage: Shall satisfy NO.5.1.
• Capacitance Change Rate: Within 5%.
• Dissipation Factor: Max. 0.002 (0.2%) @ 1KHz.
• Insulation Resistance: 50% of the limit value of NO.5.4.

7.3 Cold Resistance

• Appearance: Shall be no remarkable change. Test Temp: -40 3, Duration: 2 1 hrs.
• Withstand Voltage: Shall satisfy NO.5.1.
• Capacitance Change Rate: Within 5%.
• Dissipation Factor: Max. 0.002 (0.2%) @ 1KHz.
• Insulation Resistance: 50% of the limit value of NO.5.4.

7.4 Damp Heat

• Appearance: Shall be no remarkable change. Test Temp: +40 2, Humidity: 90% to 95% R.H., Duration: 21 days.