ITQ4812SA

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DC DC converters are power management devices that convert direct current (DC) from one voltage level to another. The ITQ4812SA is a high power, isolated DC-DC converter with 12V input and 48V output designed for use in a wide range of applications. It features a wide input voltage range (24V to 72V), a high efficiency (>93%), and a small footprint (2.54" x 4.20" x 0.91").

The ITQ4812SA features an adaptive current-sharing design that ensures high power performance at a wide range of loads. It also features a spread spectrum frequency which minimizes the effect of EMI. The device has a number of protective features including overtemperature protection, overcurrent protection, and a Power-Good indicator.

The ITQ4812SA is ideal for use in applications where a wide input voltage range is required, such as automotive, industrial, aerospace, and medical. It has a wide operating temperature range (-40°C to 85°C) and is UL60950-1 certified. It can be used in applications such as solar power systems, industrial control systems, LED lighting, and data centers.

The ITQ4812SA operates by first converting the input voltage into a 20-30kHz pulse width modulated (PWM) signal. This signal is then sent to an isolation transformer, which transforms the signal into an isolated high frequency signal. The signal is then sent to a full-bridge rectifier, which rectifies the signal and provides an isolated DC output. The output voltage is regulated through a series of feedback loops, with temperature and load current monitored by the device.

The ITQ4812SA is a reliable and efficient way to provide isolated power in a variety of applications. It allows for a wide input voltage range, high efficiency, and high power performance at a wide range of loads. Combined with its small size and temperature range, the ITQ4812SA is an ideal choice for high power applications.

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