A6278ELPTR-T Integrated Circuits (ICs)

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

PMIC (Power Management ICs) or LED drivers are a type of integrated circuit that is specifically designed to manage the power of an electronic device, providing the optimum balance between current and voltage to ensure the best performance simultaneously maintaining a reasonable thermal efficiency. The A6278ELPTR-T is a low-noise, low-power PWM (pulse width modulation) LED driver that offers advanced features and tailored solutions for various application fields.

This power management IC integrates a variety of useful functions and is particularly suitable for low power and noise-sensitive applications, such as mobile phones, laptops, gaming consoles and other hand-held and portable devices. The A6278ELPTR-T is a cost-effective, easy-to-integrate, and high-performance solution for driving multiple LEDs with high efficiency, providing up to 16 distinct outputs and a load current up to 25mA. It also enables dimming to occur without adding external components.

In order to provide the highest level of performance, A6278ELPTR-T LED driver is packed with various advanced features. Firstly, the LED driver incorporates digital amplitude adjustment, which is enabled by individual dimming controls for each LED, allowing it to meet performance requirements in complex light-emitting applications. Secondly, the A6278ELPTR-T can easily adapt to changing environmental conditions, due to its high switching frequency, 2400Hz typical. This allows it to reduce power consumption, improving system efficiency. Additionally, with a voltage range from 0.8V to 8V, this LED driver can be used with a variety of power sources, both analog and digital.

Moreover, the components in the A6278ELPTR-T are specifically designed to reduce the microcontroller’s workload. With the integrated high-accuracy, operational amplifiers and the low-drop voltage regulator, microcontroller-out peripheral count, power dissipation and the overall system costs are significantly reduced, without sacrificing performance. Furthermore, the integrated reset function ensures all LEDs are turned off when the system is powered down, leading to a more secure system.

The A6278ELPTR-T utilises a noise-optimised constant on time (COT) control, which allows the driver to maintain low resonance and noise. This helps to improve noise-sensitive applications, such as laptop displays and mobile phone backlights, and provides better picture quality for the user. The A6278ELPTR-T can also operate linearly from 0 to 100% PWM, meaning that smooth the dimming transition can be achieved. The driver also supports simultaneous PWM from any of its outputs, helping to reduce integration efforts and costs.

Overall, the A6278ELPTR-T LED driver provides a powerful, low-noise and low-power solution for mobile devices, hand-held devices and other LED-based applications. It\'s integrated features, such as digital amplitude adjustment, high accuracy amplifiers and low-drop voltage regulators enable the driver to perform optimally and reduce runtime component costs. The ability to operate at 2400Hz switch frequency allows the driver to control the power efficiently while adjusting to changes in environmental conditions. In addition, the unique noise-optimised COT control provides smoother dimming without sacrificing on noise, making it a great choice when it comes to noise-sensitive applications.

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