MAX17121ETG+T

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Introduction

The MAX17121ETG+T is a specialized application field and working principle Power Management (PMIC) from Maxim Integrated. This PMIC provides a configurable and efficient solution for power management applications, including enabling a robust power supply design with step-down current-mode control for excellent load and line regulation with low bill of materials (BOM) cost. The MAX17121ETG+T offers high performance with just two external components, making it ideal for applications in the auto, industrial, telecom/datacom, and AV/consumer/wearable markets.

Advantages

The MAX17121ETG+T has several advantages to its application field and working principle PMIC that makes it a great choice for power management solutions. It provides a high level of integration and flexibility with its configurable current-mode operation. This allows for more efficient operation with lower BOM cost and reduced power loss. It also offers a wide input voltage range of 4.5V to 42V, allowing it to support a wide range of applications and markets.

In addition, the MAX17121ETG+T offers a wide range of output voltages. It can support up to eight different output voltages in 0.2V increments, allowing it to be tailored to meet the needs of a wide range of applications. It also offers excellent power performance with a maximum output current of 1.5A, making it ideal for powering various applications.

The MAX17121ETG+T is also highly efficient and offers a wide operating temperature range of -40°C to +105°C. With its low power loss, it can provide high efficiency for a wide range of applications. This makes it ideal for applications in harsh environments or for high power/high performance designs.

Working Principle

The MAX17121ETG+T is based on a current-mode control topology and provides a configurable and efficient solution for power management applications. It uses an internal synchronous rectifier and a two-phase interleaved power stage to offer optimal efficiency over a wide input voltage range and to minimize switching losses.

The MAX17121ETG+T uses current-mode control to provide excellent load and line regulation while minimizing output ripple. It also offers a wide range of protection features, including over-current protection, over-voltage protection, under-voltage protection, over-temperature protection, and short-circuit protection. This helps improve the reliability of the design and prevents unexpected faults.

In addition, the MAX17121ETG+T features a programmable soft-start function and an accurate output voltage setting with good transient response. It also supports external clock synchronisation to reduce noise and EMI. It includes an over-temperature indicator to help ensure safe operation.

Conclusion

The MAX17121ETG+T is a specialized PMIC that provides a cost-effective and flexible solution for power management applications. It offers a low BOM cost, excellent power performance, and high efficiency over a wide input voltage range. It also provides improved reliability with its many protection features and features an accurate output voltage setting and external clock synchronisation. With its robust design and wide range of features, the MAX17121ETG+T is an ideal choice for a wide range of applications.

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