ECJ-RVC1H471K Datasheet/PDFCapacitor Networks and Arrays
Capacitor networks, arrays and components are used across many electronic applications, ranging from high-end industrial equipment and portable devices, to domestic appliances and automotive equipment. In this article, we examine the application field and working principle of the ECJ-RVC1H471K capacitor network.
Application Field
The ECJ-RVC1H471K capacitor network is widely used in digital, analogue and power electronics. This network works as a high-side current source for digital circuits and can be used to provide digital, telescopic and uniform-current control for power supply systems. It can also control the digital-analog conversion in sound processing, so it is highly popular in audio systems. Additionally, this capacitor network is especially useful in frequency triggering systems, arbitrators and quasi-resonant circuits.
Regarding automotive applications, the ECJ-RVC1H471K capacitor network is used in a variety of areas, including battery management systems, energy recovery systems and regenerative braking systems. This capacitor network can provide stable and efficient current and voltage control for these types of systems. Additionally, it ensures fast and accurate current injection during dynamic operation and has a wide output power range. Finally, it is also commonly used as a part of DC/DC converters and high-side/low-side switches.
Working Principle
The ECJ-RVC1H471K capacitor network is a high-side, high-performance dynamic current source. It comprises a multiplexer, a detector and a capacitance generator. The multiplexer and detector switch is configured in a high-side configuration, enabling the use of a higher voltage range and current buffered mode. The current buffered mode provides stable and low-power supply, resulting in low noise and reduced system power consumption.The ECJ-RVC1H471K capacitor network can detect the high-side voltage and provide an optional voltage compensation level to control the output current. It uses a latch circuit to configure the current switch time and switching control, ensuring fast and accurate response time during dynamic operations. The capacitance generator comprises external capacitors that are connected in series. These capacitors enable the network to reduce the output impedance and ensure uniform current distribution. The output impedance is regulated when the external capacitance value changes, which allows for easy tuning and error correction of the output current.
Conclusion
The ECJ-RVC1H471K capacitor network is suitable for a wide range of applications, ranging from digital, analogue and power electronics to automotive systems. Its current buffered mode and optional voltage compensation enable accurate and stable current control in these applications. Additionally, the external capacitors enable the network to reduce output impedance and ensure uniform current distribution. This makes the ECJ-RVC1H471K an ideal choice for high-performance dynamic current sourcing.