MAX17007AGTI+

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MAX17007AGTI+ is a specialized power management integrated circuit (PMIC) designed for a specific purpose. It supports monitoring of system current and voltage, and optimizes the power throughput for higher efficiency operation. It also aids in headroom tracking to ensure accurate current and voltage regulation under all load conditions.

The MAX17007AGTI+ provides integrated power management solutions for various industrial applications such as electrical and compressed natural gas auto engines, wearable and fitness trackers, building management and control systems, up to applications with higher switching frequency requirements such as wind turbines or solar array inverters.

Applications

The MAX17007AGTI+ provides a wide range of power management functions, including voltage monitoring, current monitoring and headroom tracking, switching frequency control, low power-loss switching, and protection against over-current, under-voltage, reverse-voltage, over-temperature, and short-circuit events.

The MAX17007AGTI+ features single-phase synchro-push topology, a wide programmable switching frequency range from 500kHz to 1MHz, a high efficiency switching performance of up to 98%, and an active current recycling shutdown mode for power savings in green power applications.

The MAX17007AGTI+ also features advanced load-compensated voltage positioning (LCVP) technology that provides optimal voltage regulation at all output levels as well as trim-upon startup (TUS) output voltage accuracy regulation on startup.

By integrating advanced analog and digital topologies, the MAX17007AGTI+ provides exceptional power supplies meeting the most demanding requirements while reducing overall component count, size and cost.

Working Principle

The MAX17007AGTI+ operates on continuous conduction mode (CCM) topology to ensure tight output voltage accuracy with zero-voltage switching (ZVS). The device uses current mode control (CMC) to achieve fast load transient response, excellent line and load regulation, and high efficiency up to 98%.

The device implements Peak Current Mode Control (PCMC) and voltage positioning regulation to improve power efficiency, reduce power consumption and improve transient response to sudden changes in load current.

The integrated inductor current sensing feature of the MAX17007AGTI+ accurately monitors the output current and sets the external reference voltage to maintain the output voltage set-point.

The MAX17007AGTI+ is also equipped with various protection features, including over-current protection (OCP) and over-temperature protection (OTP). These features, when enabled, help protect the system circuit and improve system reliability.

Conclusion

In summary, the MAX17007AGTI+ is a specialized power management IC designed for industrial applications requiring precise control, high efficiency and low power consumption. Its wide range of features, including monitoring of system current and voltage, headroom tracking and protection against over-current, under-voltage, and over-temperature events make it the ideal solution for various industrial applications.

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