This is a reference design for an LED display-backlight driver. The design uses a boost power supply with adaptive feedback for efficiency and linear current sinks for a high dimming ratio (2000:1).

This is a design example report of a 25 W, high efficiency, high power factor, non-isolated buck-boost T10 tube LED driver employing LYTSwitch™-4 LYT4225E intended to drive a 144 V LED string at 180 ...

How a single LED driver can support buck, boost, and buck-boost topologies. Design details for each topology type. How such drivers work in automotive and machine-vision designs. The breadth of LED ...

Several driver options are at the fingertips of designers with the FAN56XX family of LED drivers from Fairchild Semiconductor. For instance, driver-only parallel connection drivers with no boost ...

The AL8821SP-13 (621-AL8821SP-13) is a boost LED driver featuring input voltage range of 5 V to 36 V. It has an internal 40 V NDMOS switches, and compatible with leading-edge dimmer and trailing edge ...

The two-channel HV9880 boost LED driver with LED wire fault detection and channel-independent PWM dimming enables separate LED strings to be operated at different PWM duty cycles for color mixing in ...

MILPITAS, Calif., March 05, 2019 (GLOBE NEWSWIRE) -- AMS, Analog Mixed-Signal division of ISSI, announces the IS32LT3957 to complement their recent introduction of the IS32LT395x family of switching ...

SUNNYVALE, Calif., Aug. 26, 2010 (GLOBE NEWSWIRE) -- Alpha and Omega Semiconductor Limited (AOS ) (Nasdaq:AOSL) announced the release of AOZ1960, a high-efficiency multi-string DC-DC boost white LED ...

AL8871Q is an LED driver qualified to AEC-Q100 Grade 1 and supporting the automotive PPAP (production part approval process). Its buck-boost topology allows it to operate from supplies across 8 – 60V ...

Unlike traditional lighting, LEDs require driver solutions that address the challenges of providing a constant current to a load whose output voltage can vary by ± 30% because of process and ...