TS19450CS RLG

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The TS19450CS RLG are heady components in the PMIC (Power Management IC) - LED drivers family. This device offers a variety of advanced features and performance, making it ideal for a wide range of applications. In this article, we will discuss the key application field and the mode of operation of this device.

Applications

The TS19450CS RLG is primarily designed for LED display applications that require optical characteristics as well as advanced driver features. There are two types of LED displays supported – Monochrome-type displays and Color-type displays. Additionally, the device is sort of a universal LED driver, as it can also be used in LED lighting applications such as automotive interior or exterior lighting.

The device is packaged in a 4-pin SOIC case and comes with a 3V to 36V input voltage range and 800mA output current capability. It is available in a wide variety of temperature ranges, with the maximum junction temperature of up to 175°C. Additional features such as EMI filter and I2C interface make it suitable for a variety of advanced applications.

Operation

The TS19450CS RLG converts the input voltage into a constant current, which is then used to drive the LEDs. The device adopts a Constant Current Mode (CCM) operation. In the CCM mode, the device compensates for temperature variations, drops in the input voltage, and LEDs undergoing current shifts to ensure a consistent current output. This helps the device cycle through multiple pulses of current and intensity while maintaining a constant output current to adequately light the LEDs.

The TS19450CS RLG also implements a Sleep Mode. This mode is used to reduce power consumption and enable the system to enter a low-power state when no LEDs are lit. When the system is in the Sleep Mode, the device reduces the output current to a minimum. This helps to reduce power consumption and eliminates the possibility of dissipating power due to the device\'s output voltage being too low.

In addition to its power-saving features, the TS19450CS RLG comes with integrated safety features designed to prevent it from overcurrent, undervoltage, and short-circuit conditions. These safety features help to protect the device from damage and even minimize the risk of accidents or injuries resulting from it.

Conclusion

The TS19450CS RLG is a powerful device that offers a variety of features and performance advantages over traditional LED drivers. It is suitable for a wide range of applications, particularly those involving LED display and lighting. Its advanced safety features and constant current mode of operation also make it a reliable and cost-effective option for LED system designs.

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