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Supercapacitors

Supercapacitors, also called ultracapacitors or double-layered capacitors, are not your standard capacitors. They hold significantly larger amounts of electrical charge, bridging the gap between standard electrolytic capacitors and rechargeable batteries. What sets these capacitors apart is their unique combination of high power density, short charging times, and long cycle life. These electrochemical capacitors come in varied mounting configurations, each with different voltage ratings, making them an indispensable component in various applications requiring efficient charging and discharging cycles. 

Materials and Construction of a Supercapacitor:

Supercapacitors are built to last. They comprise two porous electrodes immersed in an electrolyte solution, separated by an ion-permeable membrane. The electrodes, typically crafted from activated carbon or other high-surface-area materials, are designed for efficient charge storage, ensuring the reliability and durability of the supercapacitor.

Key Features and Benefits of Supercapacitors:

With special features of these capacitors, they offer multiple benefits, including: 

  • High Power Density
  • Rapid Charging and Discharging
  • Longevity
  • Environmentally Friendly
  • Wide Operating Temperature Range
  • Low Maintenance Requirements.

Popular Types of Supercapacitors:

Supercapacitors come in varied types, such as:

  • Electrochemical Double Layer Capacitors (EDLCs)
  • Pseudocapacitors
  • Hybrid Supercapacitors
  • Asymmetric Supercapacitors
  • Symmetric Supercapacitors
  • Carbon-Based Supercapacitors
  • Metal Oxide Supercapacitors
  • Conducting Polymer Supercapacitors.

Typical Applications of Supercapacitors:

Supercapacitors are used in various applications, including:

  • Energy Recovery Systems
  • Power Backup
  • Consumer Electronics
  • Renewable Energy Systems.

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MAL222591009E3, Vishay
Pre Order
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150 +
£ 3.57
300 +
£ 3.22
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MAL222591004E3, Vishay
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200 +
£ 2.11
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£ 1.90
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HV1030-2R7106-R, Eaton
3446 In Stock
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£ 1.97
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£ 1.59
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£ 1.52
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PB-5R0V105-R, Eaton
10848 In Stock
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£ 8.04
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£ 7.31
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£ 6.51
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NEXC224Z3.5V10.5X5.5TRF, NIC Components
207 In Stock
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£ 3.37
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£ 3.13
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£ 2.93
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MAL222091007E3, Vishay
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200 +
£ 1.92
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£ 1.72
Panasonic
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EECHL0E506, Panasonic
3 In Stock
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100 +
£ 6.45
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PHV-5R4V255-R, Eaton
3 In Stock
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£ 7.16
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£ 6.65
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£ 6.23
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HV1840-2R7606-R, Eaton
5376 In Stock
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£ 5.00
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£ 4.26
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£ 3.76
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SCMR14D474PRBB0, AVX
840 In Stock
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900 +
£ 1.96
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SCMR14C474PRBA0, AVX
841 In Stock
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£ 1.27
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FC0H104ZFTBR24, KEMET
7210 In Stock
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1000 +
£ 1.02
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PHB-5R0V305-R, Eaton
517 In Stock
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£ 4.02
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£ 3.58
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£ 3.39
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PHB-5R0V155-R, Eaton
2164 In Stock
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£ 9.49
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£ 9.00
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£ 8.55
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XB3550-2R5307-R, Eaton
13 In Stock
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£ 24.66
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£ 23.43
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£ 22.27
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HV1020-2R7505-R, Eaton
33941 In Stock
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£ 1.48
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£ 1.31
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PB-5R0V104-R, Eaton
20593 In Stock
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£ 3.15
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£ 2.93
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£ 2.74
Panasonic
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EECF5R5U155, Panasonic
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£ 3.14
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2.5DMB10M12.5X25, Rubycon
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£ 10.94
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£ 10.67
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MAL222591003E3, Vishay
411 In Stock
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£ 1.98
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£ 1.78
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HV1325-2R7156-R, Eaton
7578 In Stock
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£ 3.19
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£ 3.02
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£ 2.87
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NEXC474Z5.5V16X9.5TRF, NIC Components
16 In Stock
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£ 6.42
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£ 5.27
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£ 4.81
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XB3560-2R5407-R, Eaton
205 In Stock
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£ 25.86
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£ 24.61
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HV0810-2R7105-R, Eaton
38622 In Stock
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£ 0.95
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£ 0.64
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£ 0.60
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NEXC224Z5.5V10.5X8.5TRF, NIC Components
62 In Stock
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£ 3.37
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£ 2.75
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£ 2.53
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New Items
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HB0820-2R5305-R, Eaton Bussmann Series

HB0820-2R5305-R, Eaton Bussmann Series

HB series (PowerStor) Super Capacitors Unique, ultra-high capacitance devices in compact packages utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials Low ESR for high power density and large current demand Large capacitance for high energy density Long operating life in excess of 10 years Aluminium (EDLC) Super Capacitors
New items
MAL222551004E3, Vishay

MAL222551004E3, Vishay

The Vishay electrical double layer energy storage capacitor is polarized energy storage capacitor with high capacity and energy density. It is used in power backup, burst power support and storage device for energy harvesting. Available in through-hole (radial) version Useful life 2000 h at 85 °C Rapid charge and discharge Maintenance-free, no service necessary AEC-Q200 qualified
New items
MAL223051012E3, Vishay

MAL223051012E3, Vishay

The Vishay electrical double layer energy storage capacitor is polarized energy storage capacitor with high capacity and energy density. It is used in power backup, burst power support and storage device for energy harvesting. Available in through-hole (radial) version Useful life 2000 h at 85 °C Rapid charge and discharge Maintenance-free, no service necessary AEC-Q200 qualified
New items
JUMT1475MHD, Nichicon

JUMT1475MHD, Nichicon

CAP 4.7F 20% 2.7V THROUGH HOLE
New items
KR-5R5C224-R, Eaton Bussmann Series

KR-5R5C224-R, Eaton Bussmann Series

Eaton PowerStor supercapacitors are unique, ultra-high capacitance devices utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials. This combination of advanced technologies allows Eaton to offer a wide variety of capacitor solutions tailored to specific applications that range from a few microamps for several days to several milliamps for milliseconds. High specific capacitance Low leakage current Long cycle life Eco-friendly Applications Computers and peripherals Network switches and routers Utility meters HVAC Controls Appliances and white goods Real-time clock backup Office equipment Eaton PowerStor supercapacitors are unique, ultra-high capacitance devices utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials. This combination of advanced technologies allows Eaton to offer a wide variety of capacitor solutions tailored to specific applications that range from a few microamps for several days to several milliamps for milliseconds. High specific capacitance Low leakage current Long cycle life Eco-friendly Applications Computers and peripherals Network switches and routers Utility meters HVAC Controls Appliances and white goods Real-time clock backup Office equipment
New items
MAL223551011E3, Vishay

MAL223551011E3, Vishay

The Vishay's 235 EDLC series are polarized energy storage capacitor with high capacity and energy density. Used for power backup & storage device for energy harvesting applications. Available in through-hole (radial) version Ruggedized for high humidity operation Maintenance-free, no service necessary
New items
TV1635-3R0356-R, Eaton
New items
FMR0H104ZF, KEMET

FMR0H104ZF, KEMET

CAPACITOR 0.1F 5.5V RADIAL
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