AZ1117H-5.0TRG1

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Linear Regulators are a commonly used electronic component in a variety of applications, making them an important part of the Power Management Integrated Circuit (PMIC). The AZ1117H-5.0TRG1 is a particularly versatile type of linear power regulator, offering a range of features and benefits for a variety of applications. In this article, we will take a closer look at the AZ1117H-5.0TRG1 and discuss its application fields, working principle and its various characteristics.

Application Fields

The AZ1117H-5.0TRG1 is a low drop-out voltage regulator, suitable for a range of applications. It is designed to be used in devices such as portable radios, cellular phones, MP3 players, digital cameras and other portable electronic devices. It is also suitable for use in automotive applications, such as automotive audio systems and alarm systems. The AZ1117H-5.0TRG1 is designed to be used as a drop-in replacement for the 78xx series regulators, offering better performance and better efficiency.

The AZ1117H-5.0TRG1 is an adjustable linear regulator, meaning that it can be used to set the output voltage to an exact level. This is an advantage for situations where a precise voltage is required, such as in camera and security applications. The adjustable output is also useful for situations where variations in input voltage exist, as it offers improved flexibility.

The AZ1117H-5.0TRG1 is also a low power linear regulator, making it suitable for use in low power applications such as cell phones and digital cameras. It is also suitable for use in thermally sensitive applications, as the device has an integrated thermal shutoff feature. This allows the device to protect itself and the attached circuitry from thermal overstress.

Working Principle

The AZ1117H-5.0TRG1 is a linear regulator, which essentially works by creating a fixed output voltage. The regulator works by essentially comparing the input voltage and the reference voltage, then adjusting the output voltage to maintain a constant difference, or "regulation".

The device is essentially made up of three main parts, the driver, the error amplifier, and the control circuit. The driver, essentially a differential amplifier, uses the feedback voltage from the output and the voltage set by the reference to detect any difference between them and then adjust the output accordingly. The error amplifier, or series regulator, then amplifies the signal detected by the driver, and adjusts the voltage on the control circuit to keep the error signal small and stable.

The control circuit then adjusts the output voltage accordingly, by adjusting the gate voltage of the power transistor, thus keeping the difference between the input voltage and the reference voltage as small as possible.

Characteristics

The AZ1117H-5.0TRG1 offers a variety of features and benefits for a number of applications, making it a versatile and reliable linear regulator. Some of the key characteristics of the device include:

• Maximum Input Voltage: 18V
• Maximum Output Current: 800mA
• Maximum Dropout Voltage: 1V
• Maximum Output Voltage: 5.0V
• Output Accuracy: ± 0.5 %
• Thermal Shutdown Protection
• Integrated Short-Circuit Protection

The AZ1117H-5.0TRG1 is also cost-effective, making it an attractive choice for a wide range of applications. It is also highly efficient, with a low quiescent current and low dropout voltage, allowing it to be used in both low-power and portable applications.

Conclusion

The AZ1117H-5.0TRG1 is a versatile, reliable and cost-effective linear regulator, suitable for a range of applications. It offers excellent performance characteristics and features, making it a great choice for automotive, low-power and portable applications. With its wide operating temperature range, it is also suitable for use in thermally sensitive applications. All of these features make the AZ1117H-5.0TRG1 a great choice for designers looking for an adjustable linear power regulator.

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