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Diodes Pericom: A product line of Diodes Incorporated

Description

The a AL1782, a dual-channel dimmable Linear LED driver with PWM dimming control, is targeted for 2-Channel tunable Smart Connected Lighting (SCL) applications. It serves as the LED driving element along with AC-DC Power Conversion Block and Intelligent wireless MCU as an emerging connected lighting applications.

Application

  • 2-Channel Tunable White SCL Bulbs
  • Multiple-Channel of SCL Bulbs
  • Smart Connected LED Tubes, Panel Lights, Troffers, and Ceiling Lights

Features

  • Input Voltage Range: 6.5V to 30V
  • Independent PWM dimming control for each channel
  • Adjustable Reference Current by external reference resistors
  • LED Current Accuracy ≤ ±4%
  • Maximum LED current 1500mA for AL1781 and 750mA Per channel for AL1782
  • Adaptive Thermal Management (ATM) scheme to minimize power dissipation
  • High Frequency E-flicker free PWM dimming 
  • Internal Protections: 
    • Undervoltage Lockout (UVLO);
    • LED string open/short protection;
    • Over-temperature protection (OTP): Thermal shutdown and auto thermal recovery
  • Fault Reports: UVLO, OTP, LED Open/Short

Product Specifications

Product Parameters

Qualified to AECQ10x No
Automotive Compliant PPAP No
Topology Linear LED Driver
Minimum Supply Voltage 6.5 V
Maximum Supply Voltage 30 V
Maximum VOUT N/A V
Number of Channels 2
LED Current Sense Voltage N/A mV
Output Current 750 mA
LED Current 750 mA
Accuracy 4 %
Dimming PWM
Temperature Range -40 to 105 °C

Quality & Reliability

Technical Documents

Recommended Soldering Techniques
Orderable Part Number Authorized Distributor Quantity Inventory Date Buy Online Region
AL1782T16E-13 Arrow Electronics 2490 6/24/2019 Buy Now Americas
AL1782T16E-13 Digi-Key Electronics 2188 6/24/2019 Buy Now Americas
AL1782T16E-13 Mouser Electronics Inc. 1894 6/24/2019 Buy Now Americas

FAQs

Related Application FAQs