IR3529MTRPBF

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The IR3529MTRPBF is a low profile, half-brick isolated DC/DC converter modules with a wide range of input voltage and high power output, which is suitable for drone, robotic and medical instrument applications. This article will provide an overview of its application fields and working principle.

The IR3529MTRPBF with an industry-standard footprint and low standby power consumption is designed for applications such as LED lighting, medical instruments, risk systems, drones, auto parts and robotic products. It is easily integrated with the application, providing efficient power management and low standby power consumption. This module provides up to 42A output current, up to 75W output power and up to 850V isolation voltage, with a 4:1 input voltage range between 4.5V and 18V.

The IR3529MTRPBF provides constant current or voltage as an output, selectable by external pin. It has a >68% peak efficiency and low EMI. It features a wide operating temperature from -40°C to 100°C, 1.2 MHz switching frequency, and 2A internal reference current source. Furthermore, the synchronous rectification design reduces switching losses and the need to size the input capacitors.

In applications requiring a higher input voltage, the IR3529MTRPBF can achieve up to 476W when the input voltage is raised to 48V. This module can also handle low input and low output power, as well as low output voltages when needed. With the IR3529MTRPBF, a customer can design a power system to meet their specific needs, while ensuring high efficiency, low ripple and noise, and temperature protection.

The IR3529MTRPBF provides excellent protection features such as over-voltage, over-current and short-circuit. The circuit also features thermal shut down, frequency foldback and enable for secure protection. This protection design ensures greater system reliability and longer life expectancy.

The IR3529MTRPBF uses a hysteresis loop-based control architecture, which helps improve the output voltage accuracy. This provides enhanced current sharing accuracy when multiple devices are needed for powering the system. Also, since this control requires fewer external devices, it lowers the cost of the system.

In conclusion, the IR3529MTRPBF is a high-performance isolated DC/DC converter module designed with advanced power management features and low standby power consumption. It is suitable for a wide range of applications, including LED lighting, medical instruments, automobiles, drones and robotics. It has high efficiency and is protected against over-voltage, over-current, and short-circuit. Its hysteresis loop-based control ensures high output voltage accuracy as well as current sharing between multiple devices. These features make this module ideal for low power and low voltage applications.

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