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CBB21B-Box Type Film Capacitor 400V

Made of metallized polypropylene film, it has low loss, small size, small internal temperature rise, and some small capacity can be produced by series film, with high pressure resistance. Plastic shell packaging, flame retardant liquid epoxy potting, good reliability, and extremely small appearance error.

  • Product Introduction

Made of metallized polypropylene film, it has low loss, small size, small internal temperature rise, and some small capacity can be produced by series film, with high pressure resistance. Plastic shell packaging, flame retardant liquid epoxy potting, good reliability, and extremely small appearance error.

  • Suitable for various circuits requiring small size, low loss, high capacity and high precision

 

Features

 

 

  • Metallized polypropylene film, small inherent temperature rise, high voltage resistance.
  • Non-inductive metal structure, identical appearance.
  • Box type by liquid flame retardant, epoxy potting, good insulation performance.
  • Moisture-proof, flame retardant.
  • Low dissipation factor.
  • Good self-healing property, good stability and reliability.

 

SPECIFICATIONS

Climatic Category

40/085/21

Rated Voltage

63V, 100V, 250V, 400V, 630V, 1000V

Capacitance Range

0.0010Μf ~0.15μF

Capacitance Tolerance

±5%(J), ±10%(K)

Voltage Proof

1.6UR

Insulation resistance

C≤0.33μF≥3000MΩ (20℃, 1min)

C>0.33μF≥5000S (20℃, 1min)

Tangent of loss angle

≤0.008 % (20℃, 1KHZ)

 

DRAWING: (mm)

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Advantage

 

 

  1. Diversified product lines: Covering a full range of film capacitors (e.g. CBB, MKP, power capacitors, etc.) to meet the needs of industry, new energy, automotive electronics and other fields.
  2. High-precision manufacturing: Using automated winding machines and vacuum gold spraying process, we realize ±1% tolerance of capacitance value and industry-leading performance consistency.
  3. Vertical integration capability: independent control of core processes such as thin film coating, slitting and winding to reduce supply chain risks.
  4. Strict quality control: IATF 16949 automotive grade certification, full inspection of voltage resistance, ESR, and life span for each batch of products.
  5. Rapid mass production capability: flexible production line supports small customized orders and large-scale deliveries

 

Application Scenario

 

 

  • Servo drive (IGBT module protection)
  • UPS uninterruptible power supply (input/output filtering)
  • Electric welding machine (high-frequency resonant circuit)
  • Laser cutting power supply (pulse energy storage)
  • VR device power supply (low noise filtering)
  • Smart speaker (audio amplifier coupling)
  • Game console power supply (high frequency switching power supply)

 

FAQ

 

 

Q: What is the application of film capacitors in new energy field?

A: Used in photovoltaic inverters, wind power converters, electric vehicle motor drives, etc.

Q: What type of film capacitors are suitable for high frequency circuits?

A: Polypropylene (PP) capacitors are preferred for their low tanδ and high frequency stability.

Q: Role in power supply filtering?

A: Filter out high frequency noise, improve power quality, often used in conjunction with electrolytic capacitors.

Q: What are the requirements for film capacitors in automotive electronics?

A: Need to pass AEC-Q200 certification, high temperature resistance, vibration resistance, long life.

 

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ZZEC Corporate Profile

 

 

Was established in 2007, the company is located in Yue yang city of Hunan province Yue yang county Bai Xiang town industrial zone, the enterprise from the beginning of entrepreneurship, "the spirit of customer first, forge ahead" spirit, focus on satisfy clients' demand for miniaturization, from at home and abroad to introduce advanced machines, to form a number of automated production line, at the same time subminiature automatic assembling machine imported from Italy, Specializing in the production of MINI BOX capacitor (super small BOX potting capacitor) and super small size, high precision series capacitor. To achieve annual shipments of about 2 billion film capacitors. Product quality is the survival foundation of the enterprise, relying on ISO9001 quality system, we use high-quality raw materials and high reliability of the process, thick accumulation to provide more than 300 agents and 1500 final customers with stable and reliable products and customized services. Step by step to develop into an influential enterprise in the industry

 

ZZEC Company Photo

 

 

 

Our Advantages

1. Self-developed

2. Free samples

3. Can be customized according to customer needs

4. Standard dust-free workshop

5. Advanced laboratory and equipment

6. Can provide the data of the sample production stage

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Workshop Pictures

 

 

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Specializing in ultra-small, high-precision, high-quality film capacitors.

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