Maxim Integrated's MAX16904SATB33/V+T Automotive Step-Down Converter

The MAX16904SATB33/V+T from Maxim Integrated is a highly efficient, automotive-grade step-down converter designed to deliver a fixed output voltage of 3.3V. This compact and robust power solution is ideal for space-constrained automotive applications that require a reliable and stable power supply. The device is housed in a small, thermally enhanced TDFN-10 package, making it suitable for advanced driver-assistance systems (ADAS), infotainment, and other in-vehicle applications.

This step-down converter operates over a wide input voltage range of 3.5V to 28V, making it versatile for various automotive battery conditions, including cold crank and load dump scenarios. The MAX16904SATB33/V+T is designed to withstand the harsh environments typically found in automotive applications, with protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout to ensure the safety and reliability of the power supply.

The device boasts a high efficiency of up to 90%, minimizing power loss and heat generation, which is critical in the confined spaces of automotive electronics. Its high switching frequency of 2.1MHz allows for the use of small, low-cost external components, further reducing the overall footprint and cost of the power supply design.

Key features of the MAX16904SATB33/V+T include:

• Fixed 3.3V Output Voltage
• Wide 3.5V to 28V Input Voltage Range
• High 2.1MHz Switching Frequency
• Up to 90% Efficiency
• Integrated Compensation Reduces External Components
• Thermally Enhanced TDFN-10 Package
• Automotive Temperature Range: -40°C to +125°C
• Protection Features: Overcurrent, Thermal Shutdown, Under-Voltage Lockout

Designed specifically for the automotive industry, the MAX16904SATB33/V+T meets the rigorous standards required for in-vehicle systems, including the AEC-Q100 qualification. Its high level of integration and protection features ensure a reliable power supply, contributing to the overall safety and functionality of automotive electronics.

Whether it's powering sensors, microcontrollers, or communication modules, the MAX16904SATB33/V+T from Maxim Integrated is a dependable choice for engineers looking to optimize their automotive power designs with a high-performance, space-saving solution.