BU90007GWZ-E2 Integrated Circuits (ICs)

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DC DC switching regulators are popular for efficient power management in most consumer electronic designs, and the BU90007GWZ-E2 is a prime example. The low-voltage integrated synchronous, inductive step-down DC DC switching regulator is a high-performance solution for applications that span from low-voltage, low-current handheld devices to high-power portable systems.

Application Field

This robust regulator features an input voltage range of 4V to 17V and an output voltage range of 0.8V to 13V. Output current can be up to 3A, over a switching frequency range of 300 kHz to 2.2 MHz. It also has several system level features such as cycle-by-cycle current limit, adjustable soft-start, adjustable output voltage slew rate, and power good indicator.

This DC DC switching regulator is ideal for automotive, industrial, consumer, and communications applications that require low voltage, high efficiency, and high performance. It helps enhance system performance and meet the stringent power requirements for automotive and industrial applications.

Working Principle

The BU90007GWZ-E2 is a synchronous, inductive step-down DC DC switching regulator. As with any DC DC switching regulator, it operates by taking the input voltage, regulating it to a desired output voltage, and switching the voltage at a predetermined frequency with the help of an external power switch.

The regulator is controlled by an internal PWM controller, which does the necessary calculations to regulate the output voltage and keep it within a certain range. The PWM controller modulates the switching frequency and manages the current and power delivered to the load.

The BU90007GWZ-E2 has a number of features that help make it ideal for high-performance applications. These features include:

• On-board current sensing and feedback
• Low-dropout design
• Frequency synchronization
• Soft-start control
• Over-current protection
• Power-good indicator
• Selectable output voltage slew rate

The combination of these features makes the BU90007GWZ-E2 an ideal solution for a variety of power management applications.

Conclusion

The BU90007GWZ-E2 is a high-performance, low-voltage synchronous, inductive step-down DC DC switching regulator. It is ideal for automotive, industrial, consumer, and communications applications that require low voltage, high efficiency, and high performance. It has a wide input voltage range, high output current capability, system-level features, and built-in current sense and feedback, making it a great choice for many power management applications.

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