Allegro MicroSystems' A6211 switching buck regulator LED driver provides constant-current output to drive high-power LEDs. With a wide input supply voltage from 6 V to 48 V, the device integrates a ...

The AAL4010, a peak-current-mode controller for high-brightness LEDs, is intended for use with buck converter topologies, with provision for constant frequency or constant off-time modes of operation, ...

As their production costs fall, LEDs are being used more often in applications ranging from handheld devices to automotive and architectural lighting. Their high reliability (operational lifetimes of ...

PMP20487 is a hysteretic buck converter reference design which drives LEDs at up to 1A from an input voltage of 9V to 16V. This design uses the TPS92515-Q1 buck LED driver set for a constant off-time ...