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Introduction and selection of HFZ Series Electrolytic Capacitor

Ⅰ. Product Overview

 

The HFZ Series from HONGDA Capacitors is a long-life, low-impedance aluminum electrolytic capacitor line designed for demanding applications. With a service life of 2000 to 5000 hours at 105°C, and 5–25% lower impedance than standard HKZ capacitors, the HFZ series offers excellent reliability and ripple current endurance for use in power supplies, LED drivers, industrial automation, and motor control systems.

 

IMG_256

 

Ⅱ. Key Features

Here is the link of HFZ series datasheet, https://www.hongdacapacitors.com/res/Electrolytic-Capacitors/hfz_long_life_with_extra_electrolytic_capacitor.pdf

 

Parameter

Range / Feature

Explanation & Application Relevance

Operating Temperature

-55℃ ~ +105℃

Meets high-temperature stability requirements for industrial, automotive, and power supply applications

Voltage Range

6.3V ~ 100V

Suitable for various levels of DC voltage input and output modules

Capacitance Range

3.3uF ~ 8200uF

Covers a wide range from signal filtering to high-power energy storage

Endurance Rating

2000~5000 hours @105℃

Ideal for mid-to-high-end consumer electronics, industrial controls, and LED power supplies

Impedance Performance

5~25% lower than HKZ series

More suitable for high-frequency switching environments, improving filtering performance

Ripple Current Capability

Up to 1750mA @105℃, 100kHz

Supports high-load power modules and high current scenarios such as inverters and LED drivers

RoHS/REACH Compliance

Yes

Meets environmental standards required for exports to Europe and the United States

 

Ⅲ. Typical Applications

 

  1. Output filters for SMPS
  2. LED driver power supplies
  3. Industrial automation (PLC, controllers)
  4. Inverter and servo control systems
  5. Power tools and motor boards

 

Ⅳ. Selection Guide (Based on Capacitance and Voltage Ratings)

 

Application Scenario

Recommended Specification Example

Remarks

LED Driver Power Supply

100uF 25V 6.3×7.7mm

Low ESR, supports ripple current up to 300mA

SMPS Main Output Filtering

470uF 50V 10×13.5mm

High ripple capability up to 950mA

Industrial Control Circuits

1000uF 35V 12.5×16mm

High reliability, ripple current 1200mA

Motor Start Module

2200uF 63V 16×16.5mm

High-frequency filtering, ripple current 1450mA

 

Ⅴ. Here is cross reference for your refer. 

HFZ Series Electrolytic Capacitor

Feel free to contact our team for customized recommendations or sample support.

Email: cherry@hongdacap.com.hk
WA: +86 150 1478 9190

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