MAX5007ACUB+

Series:	--
Packaging:	Tube
Part Status:	Not For New Designs
Applications:	LDO (Linear), USB
Voltage - Input:	4 V ~ 5.5 V
Number of Outputs:	1
Voltage - Output:	3.3V
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package:	10-uMAX
Base Part Number:	MAX5007

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Introduction

MAX5007ACUB+ is a special-purpose voltage regulator, its application includes industrial, communication and consumer market. This innovative product provides full protection with built-in current limiting, short-circuit protection and reverse polarity protection. It also features an auto-reset shutdown logic and offers a fast transient response and no minimum load requirements. In this article, we will discuss the application fields and working principle of MAX5007ACUB+.

Application fields of MAX5007ACUB+

The MAX5007ACUB+ is designed for use in a wide variety of industrial, communications and consumer applications. It is very beneficial in applications that require fast transient response and low dropout characteristics. The MAX5007ACUB+ is commonly used in many power processing applications such as:

• Power Distribution Supply Systems
• Power Conditioners/Inverters
• Communications Equipment
• Industrial Automation
• Smart Grid Solutions
• Consumer Electronics

The MAX5007ACUB+ is well suited for use in these applications, as it offers fast transient response and very low dropout characteristics. Additionally, it features an integrated current limiting circuit, which helps protect downstream devices. Moreover, the MAX5007ACUB+ possesses over-temperature and short-circuit protection capabilities. This means the regulator is able to stabilize any input voltage ranges and protect the load in the event of an overload or short circuiting.

Working Principle of MAX5007ACUB+

The MAX5007ACUB+ operates on a two-stage switching operation, which shifts power through discretely-controlled switches to achieve the desired voltage and current results. This system includes a high-side switch that is enabled when the voltage input is higher than the output voltage while the low-side switch is enabled when the output voltage is higher than the set level. In most cases, the output voltage is set by the use of a resistor divider, which is connected across the input. The divider creates a feedback voltage that is compared to an internal reference voltage by an integrated comparator circuit. The controller module then adjusts the duty cycle of the high-side and low-side switches to adjust the output voltage.

Conclusion

The MAX5007ACUB+ is a special-purpose voltage regulator designed for reliable operation and performance in industrial, communication and consumer applications. It is capable of fast transient response and very low dropout characteristics. It also has an integrated current-limiting circuit, over-temperature protection, and short-circuit protection allowing it to protect downstream loads in the event of an overload or short circuiting. The unique two-stage switching operation provides the necessary voltage and current regulation.

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