UC3845D8TRG4

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The UC3845D8TRG4 is a high performance, current mode controller designed primarily for off-line and DC to DC converter applications offering a wide range of features and the dip package making it ideally suited to low power applications.

This versatile device can be used in many different topologies such as Buck and flyback, single and multiple outputs, and more. The device also offers a wide operating temperature range, making it suitable for applications with high temperature requirements.

The UC3845D8TRG4 is a low power off-line DC to DC switching controller and is targeted for applications up to 150W such as offline power supplies, DC to DC converters and voltage regulators.

The UC3845D8TRG4 is a high performance current mode controller featuring include a high bandwidth error amplifier, a wide operating range, low input currents, and low cost.

The UC3845D8TRG4 is also capable of drive PWM or Pulse Frequency Modulation (PFM) controllers with improved efficiency and reduced EMI, making it possible to design cost-effective and highly efficient DC to DC power converters.

The UC3845D8TRG4 features an advanced, self-levelling, fixed frequency current mode control scheme, which is designed to minimise external component count while maximising flexibility.

The UC3845D8TRG4 also features an adjustable frequency with a wide range and frequency jittering to reduce noise. Additional features include line and load regulation, over voltage protection, fault status reporting and short circuit protection.

The UC3845D8TRG4 is ideal for a wide array of off-line applications such as chargers, laptop adapters, consumer electronics or any other power supply applications requiring a reliable, high performance current mode controller.

In summary, the UC3845D8TRG4 is a high performance, low power, off-line DC to DC switching controller targeted for applications up to 150 W. The device offers a wide operating temperature range, adjustable frequency with a wide range and frequency jittering to reduce noise, and other features such as line and load regulation, over voltage protection, fault status reporting and short circuit protection.

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