G5996A

Global Mixed-mode Technology G5996/G5996A LED Backlight Controller Features „ 7V~27V input voltage range „ High Power Current Mode DC/DC boost Con- troller „ Drives up to 4 strings in parallel „ External Analog/True PWM Dimming „ +/-2% Voltage Reference „ Programmable Switching Frequency „ Programmable Slope Compensation „ Programmable Current Limit „ +0.2A/-0.4A Gate Driver „ Input Under Voltage Protection „ Output Short Circuit Protection „ Hiccup Mode Protection for Output Over Voltage Protection and LED Light Bar Short/Open Protection „ Thermal Shutdown „ Available in TQFN4X4-24/TQFN4X4-28/SOP-28 Package General Description The G5996/G5996A is current mode DC/DC controller that drives up to four strings connected in parallel configuration with multiple LEDs in each string connected in series. External current sense resistor and slope compensation resistor make it flexible for various applications. A PWM dimming input controls a duty ratio from 0% to 100% with freq...