A6261KLPTR-T Integrated Circuits (ICs)

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The A6261KLPTR-T is a very versatile and powerful PMIC component designed for use in a number of different applications and avionics. It is a multi-channel constant current (CC) LED driver and provides greater than 18A of continuous continuous current with an adjustable current sink. The A6261KLPTR-T is designed for applications such as automotive lighting and interior/exterior illumination, military display/panel and industrial sign and display applications.

Overview of Features

The A6261KLPTR-T is a highly versatile component and includes many great features that make it ideal for various LED applications. Key features include:

• Suitable for LED Dimming and Brightness Control Applications
• Small size of 8.6mm x 5.2mm
• Operates from 4.6 to 45V input voltage range
• Continuous current up to 18A with adjustable current sink
• PWM controlled dimming outputs
• Software configurable dimming rate
• PWM frequency up to 200kHz
• Integrated open/short circuit and over temperature protection
• Thermally Enhanced Die-Cast Package

Principle of Operation

The A6261KLPTR-T works by providing a current source, which is adjusted based on the voltage (or PWM) input of the system. The current source is adjustable via a pair of external resistors. The A6261KLPTR-T has 6 PWM controlled dimming outputs, each of which can be programmed for different dimming rates. The PWM frequency can also be adjusted up to 200kHz.

The A6261KLPTR-T is designed to operate from a 4.6V to 45V input voltage. It also has multiple inputs to support both positive and negative logic SMPS applications. Additionally, the device features a built-in open/short circuit and over temperature protection for added safety.

Applications and Uses

The A6261KLPTR-T is ideal for a wide variety of LED applications. This includes automotive lighting and interior/exterior illumination, military display/panel and industrial sign and display applications. The LED dimming capabilities make the A6261KLPTR-T a great choice for applications that require precise and dynamic brightness control.

The adjustable current sink makes the A6261KLPTR-T an excellent choice for a variety of different LED applications, as it is capable of providing both low and high current supplies. This makes it ideal for applications that require multiple brightness levels, such as car headlights that may need to be dimmed for night driving.

The thermally enhanced die-cast package of the A6261KLPTR-T also makes it suitable for operation in environments with high levels of heat, vibration and shock.

Conclusion

The A6261KLPTR-T is a very versatile and powerful PMIC component designed for use in a variety of LED applications. It provides incredible performance with its multiple PWM dimming channels and adjustable current sink. The built-in protections also make it suitable for operation in harsh environments. The A6261KLPTR-T is a great choice for automotive lighting, military lighting/panel and industrial display/sign applications.

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