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Panasonic ECA1HM221B Aluminum Electrolytic Capacitor

The Panasonic ECA-1HM221B is a radial lead type aluminum electrolytic capacitor suitable for a wide range of applications including power supplies, filtering, and energy storage. It boasts an endurance rating of 85°C for 2000 hours, ensuring long-term reliability. The capacitor is RoHS compliant, meeting environmental standards. Available in various voltage and capacitance ranges, the ECA-1HM221B provides a robust and efficient solution for electronic circuit designs. Its compact size and stable performance make it a preferred choice for engineers and designers.

Authorized Distributors
Source:Newark
Part No:ECA1HM221B
Stock:355
Inv Date:06-01-2026
Price: Unit price: $0.674
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Source:DigiKey
Part No:ECA-1HM221B
Stock:10500
Inv Date:06-01-2026
Price: Unit price: $0.21366
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Part No:ECA-1HM221B
Stock:21302
Inv Date:06-02-2026
Price: Unit price: $0.6
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Part No:ECA-1HM221B
Stock:0
Inv Date:06-01-2026
Price: Unit price: $0.44
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Part No:ECA-1HM221B
Stock:294
Inv Date:06-01-2026
Price: Unit price: $0.1942
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Part No:ECA-1HM221B
Stock:294
Inv Date:06-01-2026
Price: Unit price: $0.1942
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Part No:ECA-1HM221B
Stock:1000
Inv Date:06-01-2026
Price: Unit price: $0.136
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Source:Arrow EU
Part No:ECA-1HM221B
Stock:17500
Inv Date:06-02-2026
Price: N/A
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Panasonic ECA1HM221B Aluminum Electrolytic Capacitor Specifications:

  • Endurance: 85 ℃ 2000 h
  • Rated voltage range: 6.3 V to 100 V, 160 V to 450 V
  • Capacitance range: 2.2 μF to 22000 μF
  • Capacitance tolerance: ±20 % (120 Hz / +20℃)
  • Leakage current: I ≦ 0.01 CV or 3 (μA) After 2 minutes, I ≦ 0.06 CV + 10 (μA) After 2 minutes
  • Dissipation factor: Please see the attached characteristics list
  • Capacitance change: Within ±20 % of the initial value
  • DC leakage current: Within the initial limit
  • Shelf life: Stabilized at +20 °C, capacitors shall meet the limits specified in endurance. After storage for 1000 h at +85 ℃±2 ℃ with no voltage applied and then being (With voltage treatment)
  • Frequency correction factor for ripple current: See table
  • Dimensions: See table

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Frequently Asked Questions

Where can I buy Panasonic ECA1HM221B?

You can click on the BUY or RFQ button to purchase ECA1HM221B from an authorized Panasonic distributor.

How do I troubleshoot issues or seek technical support for part ECA1HM221B?

You can download the ECA1HM221B datasheet or visit the Panasonic website for support.

Who is the manufacturer of ECA1HM221B?

Panasonic

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