A8300SESTR-1-T

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PMIC or power management integrated circuits regulate the voltage used by a system or device through a process known as voltage regulation. This ensures the system or device receives the correct amount of power necessary for proper function. One particular regulator, the A8300SESTR-1-T, is designed to support robust and scalable power distribution within advanced systems such as those found in automotive, industrial, medical, and communication applications. This article explores the features, applications, and working principles of the A8300SESTR-1-T.

Features

The A8300SESTR-1-T is a low dropout, nanopower voltage regulator. This regulator has high accuracy that is required in many applications and is designed to fit a variety of systems. The A8300SESTR-1-T also has an adjustable output voltage range from 1.25V to 15V and is able to maintain typically ±0.8% of its output voltage accuracy over a temperature range of -40℃ to 125℃. It also provides up to 2A output. This regulator has an extended useful life expectancy, making it a reliable, cost-efficient solution for many applications.

The A8300SESTR-1-T also provides a few additional features. There is a power-on reset signal output and a load transient protection feature. This regulation system also comes with protection against current and over voltage, thermal shutdown, a wide input voltage range, and a low quiescent current of only 1uA.

Applications

The A8300SESTR-1-T is designed as an ideal solution for applications that require accurate voltage regulation such as automotive, industrial automation, medical instrumentation, and communication systems. It is also suitable for powering a wide range of microprocessors and peripherals, and mixed-signal applications such as serial interface power supplies, test instruments, and motor control applications.

The A8300SESTR-1-T has been designed for applications that require high-current and robust power supply. Therefore, it can be found in applications such as automotive power modules, power modules for electric cars, bio-medical systems, industrial automation and control systems, handheld navigation devices, communication systems, microprocessors, I/O ports, and embedded systems.

Working Principle

The A8300SESTR-1-T is an adjustable voltage regulator that is based on a linear-mode topology and utilizes a CMOS control circuit as its control or enabling element. The circuit starts up when the supply voltage is applied and the chip comparator senses that the voltage is within the acceptable range. At this point, the IC will start regulating the output voltage according to the input voltage.

The A8300SESTR-1-T employs a PWM-type power control circuit and is composed of a voltage reference, a comparator, loop gain, a driver, and an output stage. The device can quickly respond to changes in the load and maintain a constant output voltage. The output stage consists of an N-channel MOSFET that can provide up to 2A of output current.

The entire A8300SESTR-1-T is enclosed in an ultra-small 3×3mm, surface-mount package. It also features a low-profile 15mm height, making it suitable for space-constrained applications. Additionally, the device is RoHS compliant, making it suitable for use in a broad range of industries.

Conclusion

The A8300SESTR-1-T is a low dropout voltage regulator designed to offer an accurate, robust, and cost-efficient power solution for a variety of applications. It is an ideal solution for automotive, industrial automation, medical equipment, and communication systems, among other applications. It comes with an adjustable output voltage range, protection against current and over voltage, thermal shutdown, and a wide input voltage range. Additionally, it is enclosed in a small 3×3mm package, making it suitable for space-constrained applications. With its array of features and benefits, the A8300SESTR-1-T is an ideal choice for a vast range of applications.

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