Diodes Incorporated — Analog and discrete power solutions
MSOP-8EP

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AL5812

60V, 150mA ADJUSTABLE LINEAR LED DRIVER

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Description

The AL5812 is an adjustable Linear LED driver offering excellent temperature stability and output handling capability. The AL5812 simplifies the design of linear and isolated or non-isolated LED drivers by setting the LED current with standard value resistors. The AL5812 has an open drain output that can swing from 1V up to 60V enabling it drive long LED chains. Its low 0.5V RSET pin is outside of the LED current path and so accuracy is maintained while minimizing the required overheads to regulate the LED current. This reduces its power dissipation when compared to traditional linear LED drivers. This makes it ideal for driving LEDs up to 150mA (commonly referred to as μW LEDs). Longer LED chains can be driven by tapping VCC from the chain, where the chain voltage may exceed 60V. The AL5812 is available in the exposed pad MSOP-8EP and U-DFN3030-6 packages.

Feature(s)

  • Low Reference Voltage (VRSET = 0.5V)
  • -40°C to +125°C Temperature Range
  • ±3% LED Current Tolerance
  • Low Temperature Drift
  • 1V to 60V Open-Drain Output
  • High Power Supply Rejection
  • MSOP-8EP and U-DFN3030-6
  • Totally Lead-Free & Fully RoHS Compliant
  • Halogen and Antimony Free. “Green” Device

Application(s)

  • Isolated Offline LED Converters
  • Linear LED Driver
  • LED Signs
  • Instrumentation Illumination

Product Specifications

Product Parameters

AEC Qualified No
Compliance (Only Automotive supports PPAP) Standard
Topology Linear LED Driver
Minimum Supply Voltage (V) 3.5 V
Maximum Supply Voltage (V) 60 V
Maximum VOUT (V) 60 V
Number of Channels 1
LED Current Sense Voltage (mV) N/A mV
Output Current (mA) ADJ mA
Channel Max. Output Current (mA) 10 to 150 mA
Accuracy (%) 3 %
Dimming Ext PWM
Temperature Range (°C) -40 to 125 °C

Related Content

Packages

Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2602 2023-01-31 2023-07-31 Device End of Life (EOL)
PCN-2512 2021-04-16 2021-07-16 Qualified Additional Assembly & Test (A/T) Site