PD69208MILQ-TR

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Power Management Interface Controllers (PMICs) are used in several different applications and are designed to provide power control and system monitoring. PMICs are commonly used in applications such as power over Ethernet (PoE) controllers, power supply control, metering, and analog and digital signal monitoring. In this article, we will discuss the PD69208MILQ-TR application field and working principle.

The PD69208MILQ-TR is a four-channel PoE controller with a highly integrated platform for Ethernet applications. It supports up to four independent ports, each with a four-pin header. The PD69208MILQ-TR is compliant with IEEE 802.3af/at, offering four channels with active detection, 12V output voltage, and a power current monitor. It also provides Ethernet control, DC-DC power supply control, analog voltage and temperature measurement, and fault protection.

The PD69208MILQ-TR is designed to provide a simple, cost-effective solution for PoE applications. It features a low current shutdown and a 5.0V operating voltage, both of which contribute to an overall low power consumption. Additionally, it has built-in thermal and voltage protection, as well as an overvoltage protection (OVP) circuit, providing reliable operation and safety.

The PD69208MILQ-TR offers a variety of features that make it ideal for PoE applications. It supports a wide range of port types and speeds, including 10/100, 10/100/1000, 1 Gbps, and 10Gbps. It can also operate in pairs or as a four-port unit, allowing the user to configure a variety of combinations. The port identification feature ensures that the appropriate power levels are always delivered and ensures proper operation of the system.

The PD69208MILQ-TR also offers a range of integrated features for power supply control. It features a single-ended/diode bridge rectifier for DC-DC conversion, a low drop-out (LDO) regulator for power conversion, and a voltage regulator for power regulation. It supports an adjustable output voltage and current with a total of 16 pins for output sensing or power control.

The PD69208MILQ-TR also offers a low voltage interface internally and is designed to accept either a 3.3V or 5V input. This feature allows the user to program the power consumption, as needed, and provides flexibility for the application. Additionally, the device supports up to four channels of Ethernet control, allowing for multiple ports for connecting peripheral devices.

In addition to power supply control, the PD69208MILQ-TR also provides analog and digital signal monitoring. It features an Analog-to-Digital Converter (A/D) for voltage and temperature measurements, as well as an R-C sensor for fault protection. It also supports an I2C interface, allowing for remote monitoring of the system.

The PD69208MILQ-TR is an ideal solution for PoE applications. It is designed to deliver reliable power control and system monitoring, while supporting a wide range of port types and speeds. Additionally, it features a variety of integrated features for power supply control, analog and digital signal monitoring, and fault protection.

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