AP2112R5A-1.8TRG1

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The AP2112R5A-1.8TRG1 is an integrated linear regulator. It is commonly used in power management applications to regulate direct current (DC) output voltage in applications such as notebooks, personal computing (PC) motherboards, automotive electronics, LED lighting, and general industrial applications.

The AP2112R5A-1.8TRG1 is a three-terminal, low-dropout (LDO), linear regulator designed to provide an adjustable output voltage from 1.8V to 6V with an output current of up to 5A. This device is capable of providing a high accuracy output voltage of 1.3% between 1.8V and 5.5V, and 0.5% between 5.5V and 6V. The device\'s tight line regulation and load regulation helps guarantee a stable output voltage under varying input warning and load current conditions.

The AP2112R5A-1.8TRG1 integrates an active splitter to drive an extra N-Channel MOSFET to combine the low on-resistance and the fast transient response characteristics. The external compensation allows the optimal power stage stability while it accommodates a wide range of inductors. The constant on-time control provides a minimum dropout voltage, high efficiency, and good line and load transient response. It also features slew rate control and thermal shift compensation. The integrated over-temperature protection (OTP) circuit, power good output and adjustable soft-start functionadd further protection and safety.

The AP2112R5A-1.8TRG1 also includes a series resistive mismatch circuit for fast start-up with low current ripple and low input voltage ripple. The device is capable of supporting both standard voltage regulation (SVR) and dynamic voltage scaling (DVS), allowing it to switch dynamically between the highest and lowest voltage outputs when enabled. The device is also designed to be reverse polarity tolerant and designed to work in both normal and low impedance trends. Its low quiescent current makes it well suited for applications requiring high power.

On the system level, the AP2112R5A-1.8TRG1 is designed to provide stable and reliable output voltage with minimal external components. It also provides essential protection features: over-temperature protection (OTP), over-load protection (OLP) and under-voltage lockout (UVL). The device also features low compatibility with other ICs due to its low noise performance.

In summary, the AP2112R5A-1.8TRG1 is a linear regulator well-suited for a wide range of applications. Its high accuracy and low dropout voltage makes it ideal for power management applications where stable output voltage is required. Its tight line regulation, load regulation and temperature compensation provide superior performance in these applications. Its low quiescent current and reverse-polarity tolerant design make it a cost effective solution in the modern power industry.

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