ISL6341CCRZ-T

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ISL6341CCRZ-T is a DC DC switching controller specifically designed to drive power MOSFETs and deliver better performance. Boasting a wide input supply range and a fixed output current limit of 1 A, the ISL6341CCRZ-T is well suited for various applications, such as laptop adapters, cellular phones and other portable devices, USB wall chargers and PC motherboards. With a package size of 5 mm x 6 mm, this component can fit easily into even the tightest of spaces.

ISL6341CCRZ-T Applications

The ISL6341CCRZ-T is typically used to power-optimize DC-DC applications by providing a switching controller that improves the efficiency, thermal performance and robustness of the overall design. Additionally, this component also helps reduce component count and total PCB area.

The ISL6341CCRZ-T offers drop-out performance and low output ripple, making it well-suited for applications that require high efficiency and low noise. Additionally, it offers exceptional start-up latency and transient response, making it ideal for applications that require fast loop gains and tight output current limit control.

This component is also designed to meet high reliability requirements, making it well-suited for applications that must operate in extreme conditions. It boasts a Junction-to-Case thermal resistance of 5.8 °C/W, as well as a Pulse-Tolerant Lead Temperature of 220 °C, ensuring that the component can operate in high power, high temperature environments.

In addition to its wide range of applications, the ISL6341CCRZ-T can also be used to reduce the size of a DC-DC power solution. By utilizing the component’s high-efficiency architecture, system designers can reduce the number of external components, resulting in a reduction in overall system cost and size.

ISL6341CCRZ-T Working Principle

The ISL6341CCRZ-T features a pulse-width modulation (PWM) controller that uses voltage-mode or current-mode control. Voltage-mode control requires the use of an external voltage reference, while current-mode control requires an external current sense, such as an inductor or resistor. The controller also includes under-voltage lockout (UVLO) protection, over-voltage protection, short-circuit protection, and over-temperature protection, making it ideal for today’s most demanding DC-DC applications.

The component is designed to work with either N- or P-channel MOSFETs and provides a very low input current of 0.6 mA, allowing the component to operate in low power modes. The component also offers cycle-by-cycle over-current protection, allowing it to accurately limit the current flow when external factors demand a high peak current.

The ISL6341CCRZ-T features a high-bias voltage of 6.0 V, which eliminates the need for an auxiliary regulator when operating from low voltages. The component also includes several features that reduce current losses and form a stable system footprint, further enhancing power efficiency and reliability.

Overall, the ISL6341CCRZ-T provides a highly efficient, robust design for power-optimizing DC-DC applications. Its features, such as its wide input range, current limit of 1 A, and exceptional performance in high temperature applications make it well-suited for powering a wide variety of devices, including laptop adapters, cellular phones, USB wall chargers and PC motherboards.

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