HIP2101IR4T

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The HIP2101IR4T is a pulse width modulation (PWM) control integrated driver chip which combines a high-voltage, high-current totem-pole output stage with a low-voltage logic control section. The HIP2101IR4T is designed to provide up to 50A (1.5 V to 8 V) of peak output current and up to 20V of output voltage for driving power MOSFETs for voltage regulator and LED applications.The device is used in many applications such as LED lighting, motor control and power management applications.

Overview

The HIP2101IR4T is well suited for a variety of applications where PWM/PFM control is required. It is particularly well suited for driving power MOSFETs for applications such as LED lighting, motor control, and power management. The HIP2101IR4T achieves up to 50A of continuous output current and up to 20V of output voltage in order to provide the highest power density and dynamic regulation. In addition, the device provides the highest efficiency and power savings by allowing the user to accurately regulate the voltage and current levels of their system. With the built-in overcurrent protection, the device provides a safe and reliable system solution. Furthermore, the device features a wide range of features to suit any application. These features include a low-voltage normally-open/ normally-closed output, selectable rise, and fall times, surge protection, load regulation, logic input filters, and thermal protections.

Design

The HIP2101IR4T includes two NMOS power MOSFETs, one P-Channel and one N-Channel. The P-Channel MOSFET is capable of driving up to 50A of continuous output current at voltages up to 20V. The N-Channel MOSFET is capable of driving up to 50A of continuous output current at voltages up to 8V. These MOSFETs can be used in parallel for higher voltage applications. In addition, the device includes a low current totem-pole output stage for providing high frequency PWM/PFM control. This output stage features selectable rise and fall times, which make it flexible for many different applications.

Working Principle

The HIP2101IR4T works by taking in logic level control signals from the user and using these to control the on/off state of the power MOSFET switches. Using these control signals, the HIP2101IR4T is able to regulate the current and voltage of a system, as well as providing surge protection, overcurrent protection, load regulation, and thermal protection. The device also features a wide range of adjustable characteristics such as selectable rise and fall times of the PWM/PFM control, enabling the user to further customize the system for their specific application.

Conclusion

The HIP2101IR4T is an integrated driver chip which offers high-performance and efficiency when driving power MOSFETs in LED lighting, motor control, and power management applications. It features a low-voltage totem-pole output stage with up to 50A of peak output current and up to 20V of output voltage. Furthermore, it contains features that enable user customization to suit any application, such as selectable rise and fall times, surge protection, load regulation, and more. All of these features make the HIP2101IR4T an ideal solution for a variety of applications.

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