TMR 9-4813

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DC-DC converters, such as the TMR 9-4813, are essential components in many electronic circuits, as they are capable of converting up to 48 volts DC to a steady 9 volt output with the help of a transformer. This process of providing a reliable source of low voltage from a large input voltage is called voltage transformation or DC-DC conversion.

The core component of a DC-DC converter is the transformer, which is responsible for voltage transformation. In a typical transformer, low voltage alternating current (AC) goes in and higher voltage AC comes out. However, transformers in DC-DC converters work in the opposite direction – high voltage DC goes in and low voltage DC comes out.

The process begins with a regulated voltage source being connected across the primary of the transformer. When the switch is closed, current begins to flow through the transformer, resulting in a magnetic field which induces voltage in the secondary winding of the transformer. This way, the DC voltage in the secondary winding is lower than that of the primary winding, despite it being powered from the same source of DC voltage.

In the case of the TMR 9-4813, the transformer is a dual voltage device with a primary winding of 48 volts and a secondary winding of 9 volts at 30 watts. The switch is an electronic switch, which controls the opening and closing of the circuit. When the switch is closed, the voltage from the primary winding induces voltage on the secondary winding, resulting in 9 volts at 30 watts DC being produced.

In addition to the dual voltage DC-DC converter, TMR 9-4813 also offers a wide range of other features. It has a regulated output of 9 volts and a ripple less than 0.5% with a wide input voltage range of 10-48 volts. It also offers protection against short circuit and overload, helping to prevent damage to the system. The converter also has a soft-start feature, which gradually increases the output voltage when power is applied so as to prevent surges in current.

The TMR 9-4813 is a versatile DC-DC converter with many applications. Its stable voltage output is ideal for powering a range of devices, from routers and IoT devices to board level components and CCTV systems. Furthermore, the built-in protection features make it an attractive choice for industrial and automotive applications. With its wide input voltage range and efficient conversion, the TMR 9-4813 is well suited for both low and high power applications.

In conclusion, the TMR 9-4813 is a versatile DC-DC converter with a wide range of applications from low to high power. It provides a stable 9 volts DC output voltage from up to 48 volts DC input with an efficiency of up to 84%. Its built-in protection features also make it an attractive choice for industrial and automotive applications.

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