Product Overview

The DAFU manufactured ceramic chip capacitors are designed for use in power supply circuits and output circuits of various electronic devices. They are suitable for applications in air conditioners, color TVs, monitors, copiers, switching power supplies, energy-saving lamps, telephones, audio equipment, and tape recorders. These capacitors offer reliable performance across a range of operating conditions.

Product Attributes

• Brand: DAFU ()
• Origin: Dongguan, Guangdong, China
• Certifications: Compliant with EU RoHS Directive.

Technical Specifications

Detailed Specifications

Product Code Breakdown (Example: H102K065BR58230K750)

• (1) Encapsulation Material: H (Light Blue Epoxy Encapsulation)
• (2) Nominal Capacitance: 102 = 10 x 10^2 pF = 1000 pF
• (3) Capacitance Tolerance: K (10%)
• (4) Capacitor Diameter Code: 065 (Max. Diameter 7.0 mm)
• (5) Temperature Characteristic: R (Y5R)
• (6) Rated Working Voltage: R (3000V)
• (7) Lead Wire Diameter: 58 (0.580.05 mm)
• (8) Lead Length & Taping Style: 230 (23mm, Figure 1-2)
• (9) Lead Form: K (Figure 1-4)
• (10) Lead Spacing: 75 (7.51.0 mm)
• (11) Internal Management Code: 0

Applicable Scope:

Mainly used in power circuits and output circuits of air conditioners, color TVs, monitors, copiers, switching power supplies, energy-saving lamps, telephones, audio equipment, and tape recorders.

Standard Climate Conditions:

• Ambient Temperature: 15~35
• Relative Humidity: 45~75%
• Atmospheric Pressure: 86~106 kPa

Working and Storage Temperature Range:

• Working Temperature Range: (Not specified)
• Storage Temperature Range: -10 ~ +40

Performance and Test Methods:

Electrical Characteristics:

• Capacitance and Tolerance: Tested at 25, 1 MHz and 1 Vrms (Class I), 1 kHz and 1 Vrms (Class II), 1 kHz and 0.1 Vrms (Class III). Refer to specification table.
• Quality Factor (Q) or Dissipation Factor (DF): Tested under the same conditions as capacitance. Q400+20Cr (Cr30pF), Q1000 (Cr30pF). DF: 2.5% (Y5P, YR, Y5U&Z5U), 0.3% (YR), 3.5% (Y5V&Z5V), 5% (Class III Y5V & Y5U), 3.5% (Class III Y5P).
• Insulation Resistance: Tested within 605 seconds of charging at rated voltage or 500VDC (above rated voltage). Class I & II: 10000 M. Class III: 250 M.
• Dielectric Strength: Voltage applied between capacitor leads: 300% rated voltage (50V~500V), 150% rated voltage (1000V~2000V). Insulation voltage: 150% rated voltage. No breakdown or flashover.
• Temperature Characteristics: Measured at specified temperatures. Capacity change for Class I: < 1% or 0.05pF (whichever is greater). Class II & III: Y5P 10%, YR +15% to -30%, Y5U +20% to -55%, Z5U +20% to -55%, Y5V +20% to -80%, Z5V +20% to -80%.

Mechanical Characteristics:

• Lead Tensile Strength: 10N axial tensile force applied to lead wire for 101 seconds. No damage to capacitor, no cracking or loosening of lead wire.
• Bending Test: Lead wire bent 90 and restored. Performed twice in alternating directions. No damage to lead wire.

Reliability Tests:

• Solderability: Solder temperature: 2355. Immersion time: 2.50.5 seconds. Uniform coverage >95% of immersed lead wire.
• Vibration Test: Frequency range: 10~55Hz, Amplitude: 1.5mm, Duration: 6 hours. Tested in three mutually perpendicular directions for 2 hours each. No visible damage, capacitance change within tolerance, Q factor as per 5.1.2.
• Resistance to Soldering Heat: Solder temperature: 2605. Immersion time: 100.5 seconds. After treatment, placed under standard atmospheric pressure for 242 hours. No visible damage, capacitance change within specified limits, dielectric strength as per 5.1.4.
• Resistance to Solvents: Immerse in isopropyl alcohol for 305 seconds. No visible damage.
• Temperature Cycling: 5 cycles of -25 to +85. After treatment, no visible damage, capacitance change within specified limits, Q factor as per 5.3.5, insulation resistance 1000 M (Class I), 170 M (Class III), dielectric strength as per 5.1.4.
• Damp Heat Test: Stored at 402, 90~95% RH for 500+24 hours. After treatment, no visible damage, capacitance change as per 5.3.5, Q factor as per 5.3.5, insulation resistance 2500 M (Class I), 1000 M (Class II), 170 M (Class III), dielectric strength as per 5.1.4.
• Endurance Test: Applied voltage at 853 for 1000+48 hours. After treatment, no visible damage, capacitance change within specified limits, Q factor as per 5.3.5, insulation resistance, dielectric strength as per 5.1.4.

Environmental Requirements:

• Cadmium (Cd): 100 PPM
• Lead (Pb): 1000 PPM
• Mercury (Hg): 1000 PPM
• Hexavalent-Chromium (Cr6+): 1000 PPM
• PBB/PBDE: 1000 PPM

Component Material List:

• Lead Wire: 0.55/0.6/0.70.05 mm
• Ceramic Dielectric: SL, Y5P, Y5U, Y5V Characteristics
• Encapsulation Material: Epoxy Resin (XCP-231, TK1000)
• Tin: Tin Alloy Solder Bar Sn98Ag2.0