MC33FS6502CAE

Series:	*
Packaging:	Tray
Part Status:	Active
Mounting Type:	Surface Mount
Package / Case:	48-LQFP Exposed Pad
Supplier Device Package:	48-LQFP (7x7)

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MC33FS6502CAE Application Field and Working Principle

The MC33FS6502CAE is an automotive Synchronous Buck Regulator IC (Integrated Circuit) designed to regulate and control the power supply to a wide range of systems. Within the Power Management Intelligent Compound (PMIC) category, this integrated circuit is classified as a specialized regulator for use in automotive applications.This IC is suitable for automotive Systems in Package (SiP) applications, and is designed to outperform and be more compact than discrete components. It helps reduce the number of components and lowers the bill of material (BOM) costs associated with an automotive system. The highly-integrated regulator can replace several discrete components in many applications.The MC33FS6502CAE is designed to provide a cost-effective, power-conversion solution that meets the requirements of Automotive Electronics Council (AEC) Quality Standards. It includes a synchronous buck switching regulator and two 40V power MOSFETs, one for the high-side switch and one for the low-side switch.The MC33FS6502CAE is suitable for a wide range of applications which require high current and high efficiency, such as in automotive audio systems, doors, dashboard, engine control, and other control units.

Features and Benefits

The MC33FS6502CAE includes several features and benefits to ensure reliable power conversion performance in automotive applications.It has an adjustable maximum switching frequency of 500 kHz. This allows the designer to set the optimal frequency for the application and reduce switching losses, helping improve overall system efficiency.The integrated MOSFETs provide a low-on-resistance operation, reducing conduction losses. The integrated logic sense circuitry accurately senses the voltage on the logic source and provides good circuit protection.The MC33FS6502CAE also features a slew rate limit that helps reduce EMI on the output. This reduces unwanted noise and provides a low-noise design for the application.

Working Principle

The MC33FS6502CAE is a synchronous buck regulator IC that is used to regulate and control the power supply to automotive systems. The IC includes two high-side power MOSFETs and one low-side MOSFET.The MC33FS6502CAE works in a control loop where it senses the output voltage and adjusts the switching frequency to maintain it. This is done by comparing the output voltage with an internal bandgap voltage reference.The MC33FS6502CAE also features a power-good signal input, which indicates to the system that the output voltage is in the correct range. The power good signal is used to enable and disable other circuits in the system such as a load switch.The IC also has an adjustable maximum switching frequency and integrated logic sense circuitry.

Applications

The MC33FS6502CAE is designed to provide a cost-effective, power-conversion solution that meets the requirements of Automotive Electronics Council (AEC) Quality Standards. It is suitable for a wide range of applications which require high current and high efficiency, such as in automotive audio systems, doors, dashboard, engine control, and other control units.The IC is primarily used in SiP applications and can be used in automotive systems to reduce the number of components and to lower bill of material (BOM) costs associated with the system.

Conclusion

The MC33FS6502CAE is a specialized synchronous buck regulator IC for use in automotive applications. It is highly integrated with two high-side power MOSFETs, one low-side MOSFET, adjustable switching frequency, integrated logic sense circuitry, and a power-good signal.This IC is designed to reduce the number of components and lower bill of material (BOM) costs associated with automotive systems, while providing a cost-effective and energy-efficient power-conversion solution. The MC33FS6502CAE is suitable for a wide range of applications which require high current and high efficiency.

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