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Panasonic ECWF4474JB Polypropylene Film Capacitor

Panasonic's ECW-F4474JB series are metallized polypropylene film capacitors engineered for demanding high-current and high-frequency applications. These capacitors offer low-loss characteristics and excellent frequency response, making them ideal for use in power supplies, TVs, monitors, and other electronic devices. The flame retardant epoxy resin coating enhances safety and reliability. They are RoHS compliant, ensuring environmental responsibility. Available in various capacitance ranges and tolerances, these capacitors provide a versatile solution for a wide range of electronic designs. Refer to the datasheet for detailed specifications and application guidelines.

Authorized Distributors
Source:Newark
Part No:ECW-F4474JB
Stock:19
Inv Date:06-01-2026
Price: Unit price: $0.275
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Source:DigiKey
Part No:ECW-F4474JB
Stock:12
Inv Date:06-01-2026
Price: Unit price: $2.28
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Part No:ECW-F4474JB
Stock:0
Inv Date:06-02-2026
Price: Unit price: $2.28
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Part No:ECW-F4474JB
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2.96
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Part No:ECW-F4474JB
Stock:977
Inv Date:06-01-2026
Price: Unit price: $0.815
Buy/RFQ:
Part No:ECW-F4474JB
Stock:977
Inv Date:06-01-2026
Price: Unit price: $0.815
Buy/RFQ:

Panasonic ECWF4474JB Polypropylene Film Capacitor Specifications:

  • Type: ECWF(B)
  • Rated_voltage_250VDC: 250 VDC (150 Vrms, 250 Vo-p)
  • Rated_voltage_400VDC: 400 VDC (200 Vrms, 400 Vo-p)
  • Capacitance_range_250VDC: 0.022 µF to 4.7 µF
  • Capacitance_range_400VDC: 0.022 µF to 1.6 µF
  • Capacitance_tolerance_H: ±3 %
  • Capacitance_tolerance_J: ±5 %
  • Dissipation_factor: 0.068 µF to 0.51 µF : tan <=0.05 %; 0.56 µF to 4.7 µF : tan <=0.1 % (20˚ C, 1 kHz); 0.068 µF to 4.7 µF : tan <=0.2 % (20 ˚C, 10 kHz)
  • Withstand_voltage: Between terminals : Rated volt. (VDC)✕150 % 60 s
  • Insulation_resistance_C_less_than_0.33uF: IR>=9000 MΩ
  • Insulation_resistance_C_greater_than_0.33uF: IR>=3000 MΩ. µF
  • Category_temp_range: –25 ˚C to +105 ˚C
  • Lead_spacing: 7.5 mm
  • Quantity_Ammo_box: 500

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Frequently Asked Questions

Where can I buy Panasonic ECWF4474JB?

You can click on the BUY or RFQ button to purchase ECWF4474JB from an authorized Panasonic distributor.

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You can download the ECWF4474JB datasheet or visit the Panasonic website for support.

Who is the manufacturer of ECWF4474JB?

Panasonic

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