Allegro MicroSystems Inc. LED Drivers A8522KLPTR-T

Description
LED Driver IC 8 Output DC DC Regulator Step-Up (Boost) I²C, PWM Dimming 60mA 28-TSSOP-EP
Description
LED Driver IC 8 Output DC DC Regulator Step-Up (Boost) I²C, PWM Dimming 60mA 28-TSSOP-EP
Datasheet
Datasheet Summary
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The A8522KLPTR-T is a multi-channel LED driver designed for automotive applications, featuring a wide input voltage range of 4.5 to 36 V and the capability to withstand load-dump conditions up to 40 V. It integrates an 8-channel current sink configuration, allowing for individually programmable LED currents of up to 60 mA per channel. The device supports I¬=C communication for programming LED currents, PWM dimming, and fault reporting, making it suitable for complex lighting applications. This LED driver includes advanced features such as extensive PWM dimming capabilities with a ratio of up to 10,000:1 at 100 Hz, thermal warning, and derating of LED current at elevated temperatures. It also offers robust fault protection mechanisms, including open/shorted LED detection, input overcurrent protection, and cycle-by-cycle current limiting. The A8522KLPTR-T is packaged in a 28-pin TSSOP with an exposed thermal pad, suitable for applications requiring high reliability and performance in challenging environments.

Datasheet Summary
Powered by GS/AI

The A8522KLPTR-T is a multi-channel LED driver designed for automotive applications, featuring a wide input voltage range of 4.5 to 36 V and the capability to withstand load-dump conditions up to 40 V. It integrates an 8-channel current sink configuration, allowing for individually programmable LED currents of up to 60 mA per channel. The device supports I¬=C communication for programming LED currents, PWM dimming, and fault reporting, making it suitable for complex lighting applications. This LED driver includes advanced features such as extensive PWM dimming capabilities with a ratio of up to 10,000:1 at 100 Hz, thermal warning, and derating of LED current at elevated temperatures. It also offers robust fault protection mechanisms, including open/shorted LED detection, input overcurrent protection, and cycle-by-cycle current limiting. The A8522KLPTR-T is packaged in a 28-pin TSSOP with an exposed thermal pad, suitable for applications requiring high reliability and performance in challenging environments.

Suppliers

Company
Product
Description
Supplier Links
LED Drivers - A8522KLPTR-T - Quarktwin Technology Ltd.
Shenzhen, Guangdong, China
LED Drivers
A8522KLPTR-T
LED Drivers A8522KLPTR-T
LED Driver IC 8 Output DC DC Regulator Step-Up (Boost) I²C, PWM Dimming 60mA 28-TSSOP-EP

LED Driver IC 8 Output DC DC Regulator Step-Up (Boost) I²C, PWM Dimming 60mA 28-TSSOP-EP

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Technical Specifications

  Quarktwin Technology Ltd.
Product Category Gate Drivers
Product Number A8522KLPTR-T
Product Name LED Drivers
Number of Outputs 8
Output Configuration Inverting; Step-Up (Boost)
Output Voltage 40 volts
Output Current 0.0600 amps
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