S-8337AADB-T8T1G

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PMIC - Voltage Regulators - DC DC Switching Controllers

S-8337AADB-T8T1G is a type of DC-DC switching controller developed by Siliconix Incorporated. It is designed to provide up to 4 channels of full-featured synchronous buck control solution. The device contains a 8-bit microcontroller, a precision analog-controlled timer, two switch control circuit drivers and two reference voltage sources, making it an excellent choice for high-performance power conversion.

The S-8337AADB-T8T1G can be seamlessly integrated into systems with a variety of active components such as MOSFETs, PPFETs, Schottky diodes, inductors, capacitors, etc. In addition, the device supports up to 4 channels of output voltage and current monitoring, enabling it to be used in a variety of applications ranging from battery chargers and industrial power supplies to notebook computers, mobile devices and white goods.

The device supports different control modes, including single-, dual- and multi-phase synchronous buck control, step-down pulse width modulation (PWM) control, and voltage-mode control. Depending on the application requirements, the S-8337AADB-T8T1G can be configured to provide different levels of voltage regulation accuracy and efficiency.

The device integrates analog temperature compensation, which is based on a bandgap. Temperature compensation is utilized mainly to improve accuracy, reduce component count and save cost in various voltage regulator applications. With this feature, the S-8337AADB-T8T1G is ideal for applications that require high levels of accuracy and stability over a wide range of temperatures.

The S-8337AADB-T8T1G is highly configurable and supports a wide operating range. It is designed to provide a current of up to 30 A and an input voltage range from 6 V to 18 V. It supports a wide range of output voltages from 0.4 V to 7.5 V. Moreover, the device eliminates the need for external components such as sense resistors to improve system efficiency and reduce BOM costs.

The S-8337AADB-T8T1G has an integrated bootstrap circuit and utilizes a fixed-frequency, peak current-mode control architecture. This architecture provides excellent input and output voltage regulation, while it also reduces the complexity associated with a PWM-mode control architecture. Lastly, the device features an enable/disable function, a selectable output slew rate, and programmable soft start, which allows it to be used in all types of applications ranging from consumer and computer products to motor control and automotive applications.

In summary, S-8337AADB-T8T1G is a highly efficient, reliable and cost-effective DC-DC switching controller, which can be used in a variety of applications. It features an integrated 8-bit microcontroller, two switch control circuit drivers, two reference voltage sources, current monitoring and analog temperature compensation, making it an excellent choice for reliable and cost-effective voltage regulation solutions.

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