AS3693A-ZQFT

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The AS3693A-ZQFT is a highly integrated, dual channel, constant-current source LED driver with a wide range of features designed for optoelectronic products. It belongs to the family of PMIC - LED drivers, and its main application field is LED-strip lighting. The AS3693A-ZQFT is capable of driving up to 20 LEDs from 24 V, and up to 40 LEDs from 12 V, making it an ideal option for applications such as dimmable LED strip lighting, LED light strings, LED medium power lighting and LED lighting fixtures.

The AS3693A-ZQFT includes two built-in current sources with a low 2.6V start up output, which enables the LED driver to efficiently drive medium power LED lighting. High-side current setting, along with the ability to store up to five separate LED configurations, enables the LED driver to fulfill all LED lighting requirements. Multiple protection features, such as over-voltage, over-temperature and input voltage monitoring, help protect the LED driver from damage while also reducing system cost and complexity. The open LED detection and PowerBus™ electrical fault detection also make the AS3693A-ZQFT the ideal choice for safety-critical applications.

The AS3693A-ZQFT features an advanced design that is both versatile, efficient and cost-effective. The integrated current sources and voltage regulators enable the LED driver to self-regulate its output voltage, as well as its output current, to ensure an optimal level of performance for all types of LED lighting applications. Additionally, the integrated high-side current source eliminates the need for external current setting resistors, thus saving time and space.

The AS3693A-ZQFT also has a wide range of configurable features that allow it to be adjusted to meet any lighting application requirement. These include adjustable current limit and frequency, adjustable output voltage and current, adjustable rise and fall times and over-voltage, over-temperature and input voltage monitoring. These features make the LED driver suitable for a wide range of LED applications, from sign and billboard lighting to LED street lighting.

In addition to its versatile features and configurable options, the AS3693A-ZQFT also has a number of safety-critical features that protect the LED driver from damage and ensure the safety of users. These include PowerBus™ electrical fault detection and open LED detection. Both of these features help reduce system costs and complexity, as well as provide a higher level of long-term reliability. Additionally, the AS3693A-ZQFT includes several protection features such as over-voltage and over-temperature monitoring.

The AS3693A-ZQFT is a highly integrated and versatile PMIC - LED driver. Its ability to self-regulate its output voltage and current, as well as its wide range of configurable and safety-critical features, make it uniquely suitable for a wide range of LED-strip lighting applications. Additionally, its integrated high-side current source eliminates the need for external current setting resistors, thus saving time and space, and enabling the LED driver to be used in a wide range of applications at lower cost.

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