CLC5902VLA

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

CLC5902VLA Application Field and Working Principle

The CLC5902VLA is a power leveler circuit that is classified under RF Misc ICs and Modules. It is designed to combine level shifting, inrush control, linearization, and soft-start functions to drive an automotive antenna or equivalent electronic loads with a ±15 V supply. The CLC5902VLA can handle signals up to 33 W maximum power on the load side even with a wide 30 V to 100 V supply voltage range.

The CLC5902VLA is often used in automotive applications such as power antenna control, antenna amplifier control, and satellite radio aerial control among other uses. It can also be used in non-automotive applications, such as for measuring RF signals or in room temperature controllers.

The CLC5902VLA is a circuit based on several integrated circuits. It consists of a single-supply bidirectional level shifter, an inrush-control circuit, a linearizing boost converter, and a unidirectional linear voltage regulator. The level shifter uses analog multipliers that convert the signal from the controller side to the load side while the linearizing boost converter provides power amplification, allowing the CLC5902VLA to process signals up to 33 W of power.

The inrush-control circuit in the CLC5902VLA is composed of a gate driver, an inrush control circuit, a switch, and a resistor. The gate driver controls the power switch’s turn-on and turn-off speed to limit the inrush current and therefore protect the circuit. The linear voltage regulator reduces the output signal on the load side to a voltage that is suitable for the load.

The CLC5902VLA also includes a soft-start circuit. This circuit minimizes input current from the +15V and -15V supplies to reduce power dissipation. The soft-start circuit is especially useful when the CLC5902VLA is used to power a car antenna, as it prevents the antenna from oscillating due to the sudden rise in voltage.

In conclusion, the CLC5902VLA is a power leveler circuit that processes signals up to 33 W of maximum power. It is designed for automotive applications but can be used in a variety of applications. Its integrated level shifter, inrush-control circuit, linearizing boost converter, and unidirectional linear voltage regulator make it an ideal solution for dealing with high-power signals.

The specific data is subject to PDF, and the above content is for reference