TLC59291

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TLC59291 SLVSA96A – SEPTEMBER 2015 – REVISED MARCH 2016 TLC59291 8/16-Channel, Constant Current LED Driver with 7-bit Brightness Control Low Quiescent Current and Full Self Diagnosis for LED Lamp 1 Features 1 8/16 Constant-Current Sink Output Channels with On/Off Control Current Capability: – 1 - 40 mA (VCC ≤ 3.6 V) – 1 - 50 mA (VCC > 3.6 V) Global Brightness Control: 7-Bit (128 Steps) Power-Supply Voltage Range: 3 V to 5.5 V LED Power-Supply Voltage: Up to 10 V Constant-Current Accuracy: – Channel-to-Channel = ±3% (Typical) – Device-to-Device = ±2% (Typical) Low Quiescent Current SOUT can be Configured for 8-Channel or 16Channel Output LED Open Detection (LOD)/LED Short Detection (LSD) with Invisible Detection Mode (IDM) Output Leakage Detection (OLD) Detects 3 µA Leak Pre-Thermal Warning (PTW) Thermal Shutdown (TSD) Current Reference Terminal Short Flag (ISF) Power-Save Mode with 10-µA Consumption Undervoltage Lockout Sets the Default Data 2-ns Delayed Switching Between Each Channel Minimizes Inrush Current Operating Temperature: –40°C to 85°C 2 Applications Industry LED Indicator Illumination LED Video Display 3 Description The TLC59291 is a 8/16-channel constant current sink LED driver. Each channel can be turned on-off by writing data to an internal register. The constant current value of all 16 channels is set by a single external resistor ...