ACE714B - Step-up DC/DC Converter Backlight Driver
The ACE714B is a fixed frequency, constant current step-up DC/DC converter ideal for driving LEDs used in backlighting applications on cellular phones, PDAs and digital cameras etc.
Output voltage of up to 28V can be derived, and from a 2.5V input three white LED’s can be driven in series.
Luminance
ACE714B Features
* Input voltage range : 2.5V-5.5V
* Output voltage range : up to 28V
* Low 104mV feedback voltage
* Oscillation frequency : 1.2MHz
* Typical Efficiency : 88%.
* Control : PWM control.
* Stand-by Current :
