S-8337AAGC-P8T1G

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The S-8337AAGC-P8T1G is a current-mode pulse-width-modulated (PWM) dc–dc synchronous buck controller, which integrates two high-side MOSFETs and two low-side MOSFETs. It includes multiple integrated circuits, including an onboard PWM controller, an oscillator, an error amplifier and current sources. In addition, the device includes protection circuits, as well as an adjustable dead-time to prevent both shoot-through and overshoot.

Application Fields:

The S-8337AAGC-P8T1G is an ideal solution for operation in many applications such as laptop main power, DSP power management, industrial and telecom power supplies, automotive components and other DC-DC applications.

Working Principle:

The S-8337AAGC-P8T1G DC-DC switching controller works by sensing current flowing through the transformer primary and synchronizing the switching of its internal MOSFETs to achieve a regulated output voltage. It also ensures that the voltage/current is limited to prevent any damage to the components. The frequency of the switching can be adjusted by an external oscillator, providing a wide output voltage range for various applications, with a maximum duty cycle of 153 kHz.

To prevent overshoot or shoot-through predetermined current thresholds are set, using the internal current-sense comparators and foldback-protection circuit. In addition, the S-8337AAGC-P8T1G provides overvoltage protection, enabling it to protect against sudden spikes in the output. And its built-in clock synchronizes multiple dc-dc controllers for increased power efficiency.

The S-8337AAGC-P8T1G is capable of accepting an input voltage up to 32V and providing an output voltage up to 28V with a maximum current limit of 4.7A, making it an ideal option for higher power applications such as laptop power supplies or industrial power systems. It can also be used in automotive applications, where its improved efficiency and smaller size makes it a better choice than traditional switching regulators.

The S-8337AAGC-P8T1G provides fast transient response and has excellent load regulation, allowing it to maintain precise regulation despite changing load or input voltage levels. It is stable with ceramic output capacitors and provides an overvoltage lockout during a fault to keep the system from being damaged by overvoltage.

The S-8337AAGC-P8T1G optimizes system efficiency and performance, providing responsive control and high reliability for a wide range of applications. Its lower cost and small footprint make it a great choice for precision DC-DC conversion.

The specific data is subject to PDF, and the above content is for reference