VNLD5090TR-E Integrated Circuits (ICs)

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VNLD5090TR-E is a component of PMIC (Power Management Integrated Circuit). It belongs to power distribution switches, load drivers category. It is specifically designed to provide reliable, high-power SMPS (Switched-Mode Power Supply) and PFC (Power Factor Correction) applications with its integrated functions including monitoring, current and voltage regulation, load adjustment and protection. The device can be used in multiple applications such as automotive and industrial systems.

The VNLD5090TR-E is a device comprising several integrated circuits operating together to serve the mentioned functions. It features an input voltage regulator (IVR) with a programmable reference voltage, an output current regulator (OCR) with an adjustable output current limit, a constant current source (CCS) for bias, an on-board low-dropout voltage regulator (LDO) for keeping the bias current separate from the output voltage, and finally a power MOSFET for controlling the power delivery to the load. It also includes an LED indicator for displaying the device’s status.

The VNLD5090TR-E is a monolithic power IC with a wide operating temperature range, providing a robust solution for high power applications. Its wide output range up to 60V and 2.0A makes it suitable for a variety of applications, such as power distribution switches, power supplies, voltage converters and motor drives.

The working principle of the VNLD5090TR-E is based on an advanced design architecture. It utilizes several independent circuits to provide multiple functions, such as monitoring, current and voltage regulation and protection. This architecture ensures uninterrupted and reliable performance.

The IVR is responsible for monitoring the input voltage and signaling when the voltage is outside the programmed range. The OCR regulates the output current, ensuring that the current does not exceed the current limit programmed by the user. Additionally, the CCS supplies bias current for the IC.

The integrated LDO provides steady and low noise supply to the IC. The MOSFET driven by the PWM signal controls the power delivery to the load. The LED indicator signals that the device is operating and available for use.

Overall, the VNLD5090TR-E power IC is an excellent choice for high power applications. It has integrated multiple functions, and its wide operating temperature range allows for reliable performance even in harsh conditions. Moreover, its wide output range and efficient design make it suitable for a variety of applications.

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