ACT8934AQJ133-T

The ACT8934AQJ133-T is a member of the ACT8934 family of DC/DC Converter/Regulators and PMICs (Power Management Integrated Circuits) from American Chip Technologies Company. More specifically, the ACT8934AQJ133-T falls under the category of specialized PMICs, as it is designed for applications where space and power efficiency is of the utmost importance.

The ACT8934AQJ133-T is a 3A step down regulator that is capable of delivering a constant output voltage and current. The device is housed in a 9x9x1.45mm QFN package, making it suitable for compact applications with limited space.

The ACT8934AQJ133-T offers several features that make it stand out in its class. It is capable of delivering a output current up to 2A, making it suitable for applications that require high current output. The device also offers a wide input voltage range of 2.5V to 5.5V, making it compatible with a wide range of input sources. Additionally, the device features an internal Power-On-Reset, which ensures a controlled system initialization.

In terms of regulation performance, the ACT8934AQJ133-T offers an impressive accuracy of 1.0%. Furthermore, the device offers fast transient response, with a soft-start feature that limits inrush current to reduce output voltage overshoot.

To further improve efficiency, the device also supports pulse-width modulation (PWM) operation. When using this power mode, the device switches at a fixed frequency and duty cycle, thereby reducing switching losses and improving efficiency in light-load conditions.

In terms of safety features, the ACT8934AQJ133-T offers over-current protection, over-temperature protection, and over-voltage protection. This ensures that the device remains safe and reliable in demanding operating conditions.

The ACT8934AQJ133-T is ideal for applications such as industrial equipment, automotive systems, and wearable electronics that require high power efficiency and reliable performance in a compact package. Similarly, the device can be used in battery-powered and wall plug-in applications as it offers low quiescent current and high power efficiency.

The ACT8934AQJ133-T is a highly capable PMIC and its performance is further enhanced by its advanced features, making it a perfect partner for space and power constrained applications.