TPS92638-Q1

Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design TPS92638-Q1 SLVSCK5B – SEPTEMBER 2014 – REVISED MARCH 2015 TPS92638-Q1 8-Channel Linear LED Driver With PWM Dimming 1 Features 1 Qualified for Automotive Applications – Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range – Device HBM ESD Classification Level H2 – Device CDM ESD Classification Level C3B 8-Channel LED Driver With Analog and PWM Dimming Wide Input-Voltage Range: 5 V–40 V Adjustable Constant Output Current Set by Reference Resistor – Maximum Current: 70 mA per Channel – Maximum Current: 560 mA in Parallel Operation Mode – Accuracy: ±3% per Channel – Accuracy: ±4% per Device PWM Dimming Input (PWM) – Turn ON/OFF Delay Time: 25 µs (typ.), 45 µs (max.) 4-Bank PWM Dimming to Control 8 Channels Open- and Shorted-LED Detection With Deglitch Fault Pin for Open, Short, and Thermal-Shutdown Failure Reporting, Allowing Parallel Bus Connection of up to 15 Devices Temperature-Current Foldback to Prevent Thermal Shutdown, With Programmable Threshold Single Resistor for Stop-Current Set Point Single Resistor for Tail-Current Set Point Operating Junction Temperature Range –40°C to 150°C Package: 20-Pin Thermally Enhanced PWP Package (PDSO) 2 Applications LED Lighting Applications (for example, daytime running light, position light, fog light, rear light, stop or tail light, interior lighting) 3 Description The TPS92638-Q1...