STMicroelectronics provides a recommended PCB layout in the application note AN5275, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
To handle the high current consumption during startup, it's recommended to use a soft-start circuit or a current limiter to prevent inrush currents from damaging the device or the power supply. Additionally, ensuring a stable power supply voltage and using a sufficient decoupling capacitor can help reduce startup currents.
While the datasheet specifies an operating temperature range of -40°C to 125°C, it's essential to note that the device's performance and reliability may degrade at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance and reliability.
To ensure EMC compliance, follow the guidelines in the application note AN5275, which provides recommendations for PCB layout, component selection, and shielding to minimize electromagnetic radiation and susceptibility. Additionally, consider using EMI filters, shielding, and grounding techniques to reduce emissions and improve immunity.
STMicroelectronics provides a test and measurement guide in the application note AN5275, which outlines procedures for characterizing the device's performance, including voltage and current measurements, frequency response analysis, and thermal testing. It's essential to follow these guidelines to ensure accurate and reliable test results.
STD1805-1 datasheet
by STMicroelectronics
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