Polarized Film Capacitors
Last Updated: February 12, 2025
Description
Polarized film capacitors are a type of capacitor that utilizes a thin plastic film as the dielectric material. These capacitors are designed to have a specific polarity, meaning they must be connected in a circuit with the correct orientation of positive and negative terminals. This characteristic distinguishes them from non-polarized film capacitors, which can be connected in any direction.
Working Principle
Polarized film capacitors operate by storing electrical energy in an electric field created between two conductive plates separated by a dielectric film. The polarization of these capacitors means that they are designed to handle DC voltages, where the polarity of the voltage remains constant. The dielectric film provides high insulation resistance and low equivalent series resistance (ESR), making these capacitors efficient in energy storage and discharge. Their usefulness lies in their ability to maintain stable performance under various environmental conditions, offering reliability in applications where consistent polarity is required.
Applications
Unfortunately, specific applications for polarized film capacitors are not detailed in the provided documents. However, in general, polarized capacitors are often used in DC circuits where maintaining the correct polarity is crucial, such as in power supply filtering and audio applications.
Advantages over other Film Capacitors
The documents do not provide specific advantages of polarized film capacitors over other film capacitors. Generally, polarized capacitors can offer benefits in applications where DC voltage stability is essential, but specific examples are not available.
Limitations
The documents do not specify the limitations of polarized film capacitors. However, a common limitation of polarized capacitors is their inability to handle reverse voltage, which can lead to failure or damage.
Considerations
The documents do not provide detailed considerations for polarized film capacitors. Generally, when selecting capacitors, considerations might include initial costs, operating expenses, durability, accuracy, and replacement and maintenance costs. Polarized capacitors may require careful handling to ensure they are installed with the correct polarity to avoid damage.
from RS Components, Ltd.
Capacitor Film Aluminium Case 600uF 900 [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Capacitor Type: Polymer
- RoHS Compliant: Yes
from ODG (Origin Data Global)
CAP ALUM 3300UF 20% 100V SNAP [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 3300
from ODG (Origin Data Global)
CAP ALUM 47UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 47
from ODG (Origin Data Global)
CAP ALUM 1000UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 1000
from ODG (Origin Data Global)
CAP ALUM 100UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 100
from ODG (Origin Data Global)
CAP ALUM 10UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 10
from ODG (Origin Data Global)
CAP ALUM 220UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 220
from ODG (Origin Data Global)
CAP ALUM 33UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 33
from ODG (Origin Data Global)
CAP ALUM 470UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 470
from ODG (Origin Data Global)
CAP ALUM 47UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 47
from ODG (Origin Data Global)
CAP ALUM 22UF 20% 100V SMD [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Chip Capacitor; Surface Mount
- Capacitance Range: 22
from ODG (Origin Data Global)
CAP ALUM 100UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 100
from ODG (Origin Data Global)
CAP ALUM 47UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 47
from ODG (Origin Data Global)
CAP ALUM 39UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 39
from ODG (Origin Data Global)
CAP ALUM 100UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 100
from ODG (Origin Data Global)
CAP ALUM 10UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 10
from ODG (Origin Data Global)
CAP ALUM 220UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 220
from ODG (Origin Data Global)
CAP ALUM 22UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 22
from ODG (Origin Data Global)
CAP ALUM 330UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 330
from ODG (Origin Data Global)
CAP ALUM 330UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 330
from ODG (Origin Data Global)
CAP ALUM 33UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 33
from ODG (Origin Data Global)
CAP ALUM 47UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 47
from ODG (Origin Data Global)
CAP ALUM 100UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 100
from ODG (Origin Data Global)
CAP ALUM 39UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 39
from ODG (Origin Data Global)
CAP ALUM 100UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 100
from ODG (Origin Data Global)
CAP ALUM 100UF 20% 100V RADIAL [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor; Through Hole
- Capacitance Range: 100
from Trigon Components, Inc.
SERIES. CAB. DESCRIPTION. Smaller-Sized Low Leakage. CAPACITANCE RANGE. 0.1 to 100uF. VOLTAGE RATING. 6.3V to 50V. OPERATING TEMPERATURE. -40 to 85 °C. PACKAGE. Radial 4x7 to 6.3x7. FEATURE. •This series is designed to meet the demand of equipments for greatly reduced size and thickness. [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 100
from Trigon Components, Inc.
SERIES. CAC. DESCRIPTION. Miniature. CAPACITANCE RANGE. 0.1 to 22000uF. VOLTAGE RATING. 6.3V to 250V. OPERATING TEMPERATURE. -40 to +85 °C. PACKAGE. Radial 5x11 to 22x40. FEATURE. •One rank smaller size than CAR series. [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 22000
from Trigon Components, Inc.
SERIES. CAD. DESCRIPTION. Wide Temperature for Switching Power Supply. CAPACITANCE RANGE. 1to 1000uF. VOLTAGE RATING. 6.3V to 63V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 8x11.5 to 12.5x34.5. FEATURE. •The CAO series is suited for use in high density equipments with various... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 1 to 1000
from Trigon Components, Inc.
SERIES. CADL. DESCRIPTION. Super Capacitor, Double Layer (Stacked Coin Type). CAPACITANCE RANGE. 0.15 to 4.0F. VOLTAGE RATING. 2.7 to 5.5V. OPERATING TEMPERATURE. -25 ~ +70 °C. PACKAGE. Radial. FEATURE. •Small sized, light weight and maintenance free. •High capacitance and low... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- RoHS Compliant: Yes
from Trigon Components, Inc.
SERIES. CAE. DESCRIPTION. Ultra Miniature. CAPACITANCE RANGE. 0.1 to 100uF. VOLTAGE RATING. 6.3V to 50V. OPERATING TEMPERATURE. -40 to +85 °C. PACKAGE. Radial 4x7 to 6.3x7. FEATURE. •This series is designed to meet the demand of equipments for greatly reduced size and thickness. Such as... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 100
from Trigon Components, Inc.
SERIES. CAF. DESCRIPTION. Ultra Miniature Wide Temperature. CAPACITANCE RANGE. 0.1 to 100uF. VOLTAGE RATING. 6.3V to 50V. OPERATING TEMPERATURE. -40 to +105 °C. PACKAGE. Radial 4x7 to 6.3x7. FEATURE. The CAF series is for a temperature range of –40 ~ +105 ºC with 7mm height and is... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 100
from Trigon Components, Inc.
SERIES. CAG. DESCRIPTION. Ultra Miniature Wide Voltage Range. CAPACITANCE RANGE. 0.1 to 220uF. VOLTAGE RATING. 4V to 50V. OPERATING TEMPERATURE. -40 to +85 °C. PACKAGE. Radial 4x7 to 6.3x7. FEATURE. •This series is same as CAE series, but has smaller sizes and wide voltage range. •This... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 220
from Trigon Components, Inc.
SERIES. CAI. DESCRIPTION. Ultra Miniature Low Profile. CAPACITANCE RANGE. 0.1 to 330uF. VOLTAGE RATING. 4V to 50V. OPERATING TEMPERATURE. -40 to +85 °C. PACKAGE. Radial 4x5 to 6.3x5. FEATURE. •The CAI series has been developed to meet the growing desire for smaller, yet still highly... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 330
from Trigon Components, Inc.
SERIES. CAJ. DESCRIPTION. Low Leakage Current. CAPACITANCE RANGE. Low Leakage Current. VOLTAGE RATING. 0.1to 330uF. OPERATING TEMPERATURE. 6.3V to 100V. PACKAGE. Radial 5x11 to 18x40. FEATURE. •Leakage current increase is very low after subjected to high temperature no load condition and after... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 330
from Trigon Components, Inc.
SERIES. CAL. DESCRIPTION. Low Impedance High Reliability. CAPACITANCE RANGE. 0.47 to 15000uF. VOLTAGE RATING. 6.3V to 100V. OPERATING TEMPERATURE. -55 to +105?. PACKAGE. Radial 5x11 to 18x35.5. FEATURE. •Load Life: 105? 2000~5000 hrs. •Low impedance at 100 kHz with selected materials. [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.4700 to 15000
from Trigon Components, Inc.
SERIES. CALU. DESCRIPTION. Ultra Low Impedance High Reliability. CAPACITANCE RANGE. 6.8 to 18000. VOLTAGE RATING. 6.3V to 100V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 5x11 to 18x40. FEATURE. •Load Life: 105 ºC 3000~6000 hrs. •Ultra Low impedance at 100 kHz. [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 6.8 to 18000
from Trigon Components, Inc.
SERIES. CAM. DESCRIPTION. Wide Temperature High Voltage. CAPACITANCE RANGE. 1 to 470pF. VOLTAGE RATING. 160V to 250V. OPERATING TEMPERATURE. -40 to +105 °C. PACKAGE. Radial 6x11 to 25.4x51. FEATURE. •This series are small, high ripple unit for medium-voltage and 105 °C use. [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 1 to 470
from Trigon Components, Inc.
SERIES. CAO. DESCRIPTION. Miniature Wide Temperature. CAPACITANCE RANGE. 0.47 to 22000uF. VOLTAGE RATING. 6.3V to 250V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 5x11 to 22x40. FEATURE. •The CAO series is suited for use in high density equipments with various taping... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.4700 to 22000
from Trigon Components, Inc.
SERIES. CAP. DESCRIPTION. Miniature Size Wide Temperature. CAPACITANCE RANGE. 0.47 to 22000uF. VOLTAGE RATING. 6.3V to 250V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 5x11 to 22x40. FEATURE. •The CAP series is suited for use in high density equipments with various taping... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.4700 to 22000
from Trigon Components, Inc.
SERIES. CAQ. DESCRIPTION. Wide Temperature High Stability. CAPACITANCE RANGE. 22 to 2200pF. VOLTAGE RATING. 6.3V to 63V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 8x11.5 to 12.5x34.5. FEATURE. •For switching power supply, long life type. •This series is suitable for... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 2.20E-5 to 0.0022
from Trigon Components, Inc.
SERIES. CAR. DESCRIPTION. General Purpose. CAPACITANCE RANGE. 0.1 to 33000uF. VOLTAGE RATING. 6.3V to 350V. OPERATING TEMPERATURE. -40 to +85?. PACKAGE. Radial 5x11 to 25.4x41. FEATURE. •Specially designed for smaller sizes. •Anti-solvent, high reliability and safety. •Extremely... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 33000
from Trigon Components, Inc.
SERIES. CAS. DESCRIPTION. Smaller Size Wide Temperature Range. CAPACITANCE RANGE. 22 to 2200pF. VOLTAGE RATING. 6.3V to 63V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 10x12.5 to 18x35.5. FEATURE. •Suited for use with wide operating temperature range industrial equipment such as... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 2.20E-5 to 0.0022
from Trigon Components, Inc.
SERIES. CAT. DESCRIPTION. Low Noise. CAPACITANCE RANGE. 0.47 to 47uF. VOLTAGE RATING. 6.3V to 100V. OPERATING TEMPERATURE. -40 to +85 °C. PACKAGE. Radial 5x11.5 to 10x13.5. FEATURE. •These capacitors will have only a minute increase in their leakage current after storing at high temperature... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.4700 to 47
from Trigon Components, Inc.
SERIES. CAU. DESCRIPTION. Wide Temperature Snap-in Terminal. CAPACITANCE RANGE. 47 to 22000uF. VOLTAGE RATING. 16V to 250V. OPERATING TEMPERATURE. -40 to +105 °C. PACKAGE. Radial Snap-in 22x25 to 35x50. FEATURE. •The CAU series features small. High ripple current units for medium-high... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 47 to 22000
from Trigon Components, Inc.
SERIES. CAV. DESCRIPTION. Super-Mini Low Leakage High Temperature. CAPACITANCE RANGE. 0.1 to 100uF. VOLTAGE RATING. 4V to 63V. OPERATING TEMPERATURE. -40 to +105 °C. PACKAGE. Radial 4x7 to 6.3x7. FEATURE. •7mm high. •Very low leakage current. •105 ºC high temp. operating... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.1000 to 100
from Trigon Components, Inc.
SERIES. CAW. DESCRIPTION. Wide Temperature. CAPACITANCE RANGE. 0.47 to 10000uF. VOLTAGE RATING. 6.3V to 100V. OPERATING TEMPERATURE. -40 to +105 °C. PACKAGE. Radial 6x11 to 25.4x51. FEATURE. •Operation at 105 ºC is guaranteed for 2000 hours. The sizes are the same as those of CAC... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 0.4700 to 10000
from Trigon Components, Inc.
SERIES. CAX. DESCRIPTION. Low Profile. CAPACITANCE RANGE. 2.2 to 10000uF. VOLTAGE RATING. 6.3V to 50V. OPERATING TEMPERATURE. -40 to +85 °C. PACKAGE. Radial 5x9 to 18x25. FEATURE. •Miniaturized low profile. •High 9mm – 25mm max. •Load life 2000 hrs. at 85?. •Safety... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 2.2 to 10000
from Trigon Components, Inc.
SERIES. CAY. DESCRIPTION. Low Profile Wide Temperature. CAPACITANCE RANGE. 2.2 to 10000uF. VOLTAGE RATING. 6.3V to 50V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. Radial 5x9 to 18x25. FEATURE. •Used space-saving equipment, low profile. •Load life 2000 hrs. at 105?. •Safety... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 2.2 to 10000
from Trigon Components, Inc.
SERIES. CAZ. DESCRIPTION. Super Long Life. CAPACITANCE RANGE. 6.8 to 220uF. VOLTAGE RATING. 160V to 450V. OPERATING TEMPERATURE. -25 to +105 °C. PACKAGE. Radial 10x16 to 18x31.5. FEATURE. •Load life : 105? 8000 Hours to 10000 Hours. •High Ripple Current. •For Electronic Ballast,... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Leaded Capacitor
- Capacitance Range: 6.8 to 220
from Trigon Components, Inc.
SERIES. CSEL. DESCRIPTION. Long Life Assurance. CAPACITANCE RANGE. 0.1 to 1000uF. VOLTAGE RATING. 6.3V to 50V. OPERATING TEMPERATURE. -55 to +105 °C. PACKAGE. SMD 4x5.8 to 10x10.5. FEATURE. •Chip type, with load life of 2000 hours, temperature range up to +105 ºC. •Designed for... [See More]
- Features: Polarized
- Capacitance Type: Fixed
- Configuration / Form Factor: Chip Capacitor
- Capacitance Range: 0.1000 to 1000