Engineered for demanding circuits, the SCR Copper Foot MKP capacitor delivers stable, high-performance filtering and coupling with a 400V or 630V rating and capacitance values from 0.1uF to 47uF. Its metallized polypropylene film and copper leads ensure low losses and excellent long-term reliability for critical audio, power supply, and motor run applications. Features and Benefits
- Metallized Polypropylene Film (MKP) Construction - Provides superior self-healing properties, high insulation resistance, and stable capacitance over a wide temperature range compared to standard film types.
- High-Grade Copper Leads - Ensures excellent solderability and a low-resistance, reliable electrical connection that withstands thermal stress during assembly.
- 400V and 630V Voltage Ratings - Offers robust voltage headroom for safety and durability in mains-powered circuits and high-voltage switching applications.
- Wide Capacitance Range (0.1uF to 47uF) - Covers a broad spectrum of needs from signal coupling and filtering to power factor correction and snubber circuits.
- Non-Polarized Design - Simplifies installation with no polarity concerns, making it ideal for AC voltage applications and audio crossovers. Applications
- Power Supply Filtering - Effectively smooths rectified AC voltage and reduces ripple in switch-mode power supplies and amplifier rails.
- Audio Crossover Networks - Delivers precise frequency separation in speaker systems with low distortion and signal loss due to its stable dielectric.
- Motor Run and Start Circuits - Provides the necessary phase shift and power factor correction for efficient operation of AC induction motors.
- Snubber and Suppression Circuits - Protects sensitive semiconductors by damping voltage spikes and reducing electromagnetic interference (EMI) in switching devices.
Case Dimensions: Not Specified. Dielectric Material: Polypropylene Film. Electrode Material: Metallized Film. Case Material: Flame-Retardant Plastic (Epoxy Resin). Rated Voltage: 400 VDC, 630 VDC. Application: Snubber / Divider Circuit for SCR (Silicon Controlled Rectifier). Capacitance Range: 0.1 µF to 47 µF. Capacitance Tolerance: Not Specified (Standard for MKP is typically ±5%, ±10%, or ±20%). Dissipation Factor (tan δ): < 0.001 (Typical at 1 kHz, 20°C). Insulation Resistance: > 30,000 MΩ·µF (Typical at 20°C). Lead Diameter: Not Specified. Lead Spacing: Not Specified. Operating Temperature Range: -40°C to +105°C (Typical for MKP). Quantity: 1 Piece. Termination Style: Copper Foot (Radial Lead). Type: Metallized Polypropylene Film Capacitor (MKP). Lead Diameter: 0.6 mm (Standard, inferred). Case Material: Flame Retardant Plastic (UL94 V-0 inferred). Dielectric Material: Polypropylene Film. Electrode Material: Metallized Copper. Rated Voltage (AC): 250 VAC (inferred for 400VDC rating). Rated Voltage (DC): 400 VDC. Capacitance Range: 0.1 µF to 47 µF. Operating Temperature Range: -40°C to +105°C (Typical for MKP). RoHS Compliance: Yes (Inferred for modern electronic components). Standards Compliance: IEC 60384-16, EN 60384-16 (Inferred for MKP capacitors). Application: High-frequency filtering, snubber circuits, motor run/start, power supplies. Capacitance Tolerance: ±10% (Standard for MKP, inferred). Capacitor Type: Metallized Polypropylene Film (MKP). Dissipation Factor (tan δ): < 0.001 (Typical at 1kHz, 20°C). Insulation Resistance: > 30,000 MΩ·µF (Typical at 20°C). Lead Spacing: 10 mm (Standard for this package, inferred). Life Expectancy: > 100,000 hours at rated voltage and temperature (Typical). Mounting: Printed Circuit Board (PCB) through-hole. Polarity: Non-Polarized. Self-Healing Property: Yes (Inherent to metallized film construction). Termination Style: Radial Lead, Copper Foot (Snap-in/PCB Mount). Q: What are the exact dimensions and lead spacing for these SCR MKP capacitors? A: The product listing does not provide specific physical dimensions or lead spacing. For accurate fitting, we recommend checking the technical datasheet for the specific capacitance and voltage rating you require, as dimensions can vary between values like 0.22uF and 47uF.. Q: How durable and reliable are these polypropylene MKP capacitors for long-term use? A: These capacitors are designed for reliability, utilizing a metallized polypropylene (MKP) film and copper leads, which offer good stability and low losses. They are suitable for applications requiring consistent performance over time, such as in power supplies or audio circuits.. Q: Can I use this 400V or 630V capacitor in a tube guitar amplifier as a tone capacitor? A: Yes, these MKP capacitors are an excellent choice for tube amplifier tone circuits. The polypropylene film provides clear, accurate signal transmission, and the high voltage ratings (400V or 630V) are well-suited for the high-voltage environments found in tube amps.. Q: Does this product come with any warranty or guarantee? A: Warranty details are not specified in the provided product information. For information on any product guarantee, please refer to the seller's specific policies listed on the product page at the time of your purchase.. Q: Is this SCR capacitor a good value compared to other brands? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use in a wide range of electronics projects and repairs..