TPS61197DR

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The TPS61197DR is an LED driver designed for mobile and other applications. It is a high-efficiency, single-stage charger IC, that is highly integrated and ideal for a wide variety of applications. The device provides an integrated current source with a wide range of adjustable operating current. It is also capable of driving up to 2,000 of LED lights simultaneously, with the help of a buck-boost controller.

The application of the TPS61197DR LED driver can be found in a wide range of products, including mobile devices. The device is capable of providing highly efficient battery charging and LED backlighting, enabling mobile devices such as smartphones and tablets to have longer battery life. The device is also suitable for use in other consumer and industrial applications, such as street lights, highway signs, and automotive headlights.

Working Principle of TPS61197DR: The device is based on an integrated buck-boost charge-pump circuit. The buck-boost controller consists of a PWM buck driver and a PWM boost driver. The main designed itself is capable of providing a high efficiency and the high-definition LED backlighting which requires little power. The device also features a low start and shut down voltage, allowing it to operate in wide range of environmental conditions.

The device is highly integrated, eliminating the need for additional components and the associated costs, while achieving a highly efficient solution. The device is protected against short circuit, over-voltage and thermal shutdown. The device also integrates ESD protection, a self-protected N-channel MOSFET, and a power limiter, allowing for safe and reliable operation. The device is also capable of operating in both floating and grounded LED configurations.

The TPS61197DR provides an adjustable operating current for a wide range of outputs current. This device also offers up to six programmable current levels, providing the system with better flexibility and the ability to provide high-definition LED backlighting. The device is also capable of providing adjustable current from 0 to 2,000mV. The device is powered by either a 2.5V to 14V DC, or by a 2.5V to 5V supply voltage.

In conclusion, the TPS61197DR is a high-efficiency and integrated LED driver, suitable for a wide range of applications, including mobile devices and other consumer and industrial products. It is capable of providing highly efficient battery charging and LED backlighting with the help of a high-performance buck-boost controller. The device is also highly integrated and protected against short circuit, over-voltage, and thermal shutdown. Furthermore, the device offers up to six programmable current levels, adjustable operating current, and is powered by either a DC or a supply voltage.

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