Kingtronics Blog

Kingtronics produce a wide variety of SMD Aluminum Electrolytic capacitors around the world for years.

Our SMD Aluminum Electrolytic capacitors include 85°C and 105°C also 125°C operating temperature, Low ESR, Long life etc. which can use in be power supplies, Industrial Welding Machines, Variable Frequency Speed Controller; PC Machine Power Supplies, Industrial Power Supplies; High Advanced Power Supplier, Power Socket; Road Lamp; LED Power Device, LED Driver, LED Lamp, LED Lighting; Power Meters, Energy Meters, General purpose.

Following are some of our popular SMD ECAP series with cross reference.
Welcome to share your inquiry with us.

Super capacitor is an electrochemical capacitor with the ability to store more energy than conventional capacitors. Super capacitors can charge and provide energy faster than batteries. The increasing application of instantaneous standby power supply promotes the demand for super capacitor.

The remarkable advantage of super capacitor is that it can cycle thousands of times before aging, while the battery can only cycle hundreds of times.
The latest development of super capacitor has introduced lithium-ion hybrid capacitors which can be charged to high voltage (up to 4V), which has less self-discharge and high energy density. The disadvantage of these super capacitors is that they cannot discharge to less than 2.2V, otherwise they will be damaged.

The composition of super capacitors makes their self-discharge rate significantly higher than that of battery. The higher the working temperature of super capacitor, the higher the charging voltage, the faster the aging; The capacitance of super capacitor will decrease and the equivalent series resistance (ESR) will increase. This means that the super capacitor can provide less energy for the application. ESR of capacitor increases power loss of the system.

The temperature is only 10% higher, the life of the super capacitor can be reduced by half. In addition, it is usually used to charge the super capacitor to a voltage below the nominal voltage to increase its life.

Since the maximum voltage of the super capacitor charging is between 2.7V and 3V, it is necessary to connect several super capacitors in series for most applications. Therefore, the super capacitor must be balanced; Otherwise, one unit may charge more than another, leading to the aging of unequal capacitors, reducing the capacity of capacitor banks to provide the energy required for application.

The methods used to balance the super capacitor include: passive balance of resistor string, switch resistor, zener diode and active balance. The first three methods can cause power loss in resistors, and the fourth is the most effective but also the most expensive.

When super capacitors are used for standby power applications, their capacitors and ESRs must be monitored to ensure that the minimum energy required for the application can be provided.

Super Capacitor applications: RAM; Detonator; car recorder; smart meter; Vacuum switch; digital camera; motor drive; clock circuit; UPS; toy; program-controlled switch; etc.

GKT-VF Series have higher specification than GKT-VK series. The GKT-VF series have better specifications and product performance, longer Load Life and Super Low Impedance. following are our product data, welcome your inquiry.

product datasheet: https://www.kingtronics.com/pdf/GKT-VF-105C-3000H-5000H-SMD-Aluminum-Electrolytic-Capacitors.pdf

Features:
**Designed for surface mounting on high density circuit board
**ISO/RoHS certified quality
**Long load life: 3000H-5000H
**Operating temperature range: -55℃~+105℃
**Wide range capacitance: 3.3uF - 6800uF
**Voltage range : 6.3V - 100V.DC
**Capacitance Tolerance: ±20% at 120Hz, 20℃
Kingtronics Kt SMD Type Aluminum Electrolytic Capacitors Factory: https://www.youtube.com/watch?v=ZpMf5VRjjFU&t=21s

Demand for automotive chips has unexpectedly increased recently, attracting the attention of analysts and investors. 
The survey shows that demand from the automotive and industrial industries is expected to recover from the fourth quarter to 2021.

The report from Barron`s indicated that the rebound in automobile market conditions is much better than expected, mainly due to the return of Chinese automobile production to the level before the epidemic, the 100% capacity utilization rate of US automobiles and trucks, and the low dealer inventory. 
There are also signs of improvement in the trend of the business cycle industry. China, the United States and Europe's Purchasing Managers Index (PMI) for the July-September quarter all indicate that the business is beginning to expand.

Aluminum Electrolytic Capacitors
Various types of capacitors can be found throughout automotive subsystems of all types of cars, including internal combustion engine (ICE) types that now dominate the market.

For example, aluminum electrolytic capacitors are employed in convenience systems like air conditioning, window wipers and motors used for automatic windows, seats and other purposes. 
These devices also are employed in key safety and control systems like power steering, airbag controls and braking systems. 
Furthermore, aluminum electrolytic capacitors are used in engine control units (ECU) for battery controls, gas- and diesel-engine controls and electric motor drives for uses like fuel pumps and fans.

Supercapacitor Car Battery
Supercapacitors promise to play a much larger role in the EV market in the future. A major factor inhibiting the acceptance of some EVs has been their limited range.

Recent breakthroughs in supercapacitors could make them a viable and superior replacement for lithium-ion batteries, however. Conventional supercapacitors can charge up much more quickly than batteries. 

Freely share your project requirement with us to have the best products solutions for you!  

As you know, there are few factory currently produce Super Capacitors in China because of Technical equipment or professionals.

Kingtronics Super Capacitors offer high reliability, high power, low ESR, and ultra-high capacitance energy storage utilizing proprietary, environmentally friendly materials and processes.

These ultra-capacitors are tailored for applications for backup power, pulse power, distribution micro grid, Medical devices and Energy harvesting.

Since MuRata has stopped offering Ceramic Trimmer Capacitor TZC3 series, lots of supplies are looking for the replacement with competitive quality and price.
Kingtronics KKT series could be your best support of making replacement with excellent performance and efficient lead time.

We have stock offer in HK, welcome check following cross reference and share your inquiry with us, let us help you to save your cost.

SMD 3mm Chip Ceramic Trimmer Capacitor features:
Low capacitance drift
High durability from vibration, dust, moisture and flux
Color coded case permits easy identification
Very good Q and high resonant frequency
Designed for reflow soldering.
Small size with external dimension of 3.2(W) x 4.5(L) x 1.5(T) mm

Have nice Spring days!
Following Diode and Bridge Rectifier could be used in lighting production, they are best sellers of Kingtronics.
Below table for your reference, comparing to other suppliers, we have huge advantage on lead time support!
Do you have new order plan on hand ?  welcome share with your Kingtronics sales team for furhter best offers!

product video: https://www.youtube.com/watch?v=m3-DJONbqvU
Diode Rectifiers SGS RoHS Certification: http://www.kingtronics.com/pdf/Diodes-Rectifiers-RoHS.pdf

Thankfulness & Blessings to all our valued customers in Warm holiday season

Christmas is coming, wish you have a warm & joyful time with all your love ones.

Pls note Kingtronics will be closed on 25th-26th Dec., and 1st Jan., 2020.

Many thanks for all our valued customers support toward us in 2019.

We look forward to the prosperous year 2020, and wish your company the success that it deserves.

Merry Christmas & Happy New Year !

Kingtronics supplies quality multilayer ceramic capacitors made with high-purity ceramics. We promote miniaturization, higher capacitance and higher function with a wide range of products that are suitable for diverse applications. SMD BKT Series capacitance range from 0.1pF to 6800pF

Features:

-High Q high value, low ESR, high reliability
-low loss, high capacitance stability, and working frequency up to 3GHz
-Serialized in size, suitable for surface-mounted elements in hybrid integrated circuits and printed circuits
-Applicable for HF circuits, VHF-microwave circuits, RF circuits and amplifier circuits in various devices

Kingtronics Bridge Rectifier will be cancelled the UL approved in 2020, DB101-DB107, DB101S-DB107S, MB1S-MB10S series for example.