R12P215D/P

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DC-DC converters are electrical devices that transfer power from one DC source to another and provide adjustable output voltage and current. The R12P215D/P DC-DC converter is a high-performance micro-power converter, providing high precision, low ripple, and programmable output voltage and current. It is suitable for various industrial applications, automotive, military, and communication applications.

The R12P215D/P converter is a two-stage device, consisting of an isolated dc-dc power converter and a feedback circuit for output regulation. The power stage is a full-bridge, quasi-resonant, zero-voltage-switching flyback topology. The primary side is an LCL Resonant network that is driven by a switching controller. The energy is transferred to the secondary side, where it is regulated by a closed-loop control circuit.

The device has an input voltage range of 4.5V to 15V and an adjustable output voltage range from 0.8V to 26V. The device supports maximum output power up to 25W, with a peak efficiency of 92%. Under normal operating conditions, the converter has a high-speed transient response and low output voltage ripple and noise, as well as the ability to drive heavy loads.

The feedback control circuit consists of a DAC, a PWM comparator and a tolerance band comparator. The DAC is used to adjust the output voltage to the desired value, while the PWM comparator compares the output voltage to the reference voltage and generates an error signal which is used to adjust the operating frequency of the power stage. The tolerance band comparator is used to provide over-voltage and under-voltage protection.

The R12P215D/P also has an automatic Power Save Mode which reduces energy waste by shutting down the power stage when no load is detected. It also has a Standby state which reduces current consumption when no load is attached. This helps to save energy and ensure long-term reliability of the device.

In conclusion, the R12P215D/P converter is a reliable and efficient DC-DC converter. It provides adjustable output voltage and current, with maximum power up to 25W. It has a highly reliable high-speed switching topology and a precise feedback control circuit for output regulation. This makes it suitable for applications in a variety of fields, including industrial, automotive, military, and communication.

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