ACT8810QJ34B-T

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ACT8810QJ34B-T is a power management integrated circuit (PMIC) with a specialization towards modern applications. This IC is a voltage-mode, pulse width modulation (PWM) controller which offers performance superiority over similar competing controllers. With its versatile design and an impressive array of features, it is suited for use in a variety of applications, such as laptop chargers, desktop computer power management, digital device adapters, and automotive systems.

The ACT8810QJ34B-T is a one-voltage PWM controller that features a single-voltage regulation for both voltage and current mode operation. This IC provides four regulated outputs and one regulated reference to facilitate various power regulation schemes and is capable of controlling total power up to 75W. It offers several key features such as adjustable current limit, soft start, voltage sequencing, and thermal protection. The controller also features an adjustable switching frequency for redundancy and optimized efficiency.

The ACT8810QJ34B-T’s power management capability focuses on several areas. First and foremost is its ability to deliver output voltages in both voltage and current modes with programmable current limit. This allows for fine-tuning of the output voltage, ensuring a regulated output with excellent line and load regulations. To ensure stable output voltages, a programmable soft start feature also comes standard. This feature gradually ramps up the output voltage, eliminating any unwanted inrush currents or instabilities during startup.

In addition to its excellent voltages across the line and under load, the ACT8810QJ34B-T also features adjustable frequency operation. This helps minimize the output ripple and transient response, further increasing the device’s stability and reliability. A programmable time delay feature is included, which allows the user to adjust the delay from startup to maximum frequency. Thermal protection enables safe operation, protecting the device from any possible thermal issues. The device also operates at an efficient 0-100% duty cycle with programmable current limit and adjustable frequency.

Overall, the ACT8810QJ34B-T is an excellent choice for any power management application, offering a combination of features which enable it to deliver unrivaled performance. Its wide operating range, combined with a host of features, makes it well-suited for a variety of applications, ranging from laptop chargers to desktop computer power management. With its low power losses, high efficiency, and optimal line/load regulation, the device is sure to provide excelling performance in any application.

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