IRS2538DSPBF - Magnetic Replacement Ballast
This IC takes full advantage of IR’s patented ballast and high-voltage technologies to realize a simple, highperformance magnetic ballast replacement solution.
The IC includes a novel single-stage circuit topology and control method to achieve high power factor and low THD without a PFC stage or any
IRS2538DSPBF Features
* Ballast control plus half-bridge driver in one IC
* Single-stage topology (no PFC stage required)
* High PF and low THD
* Preheat, ignition and running lamp modes
* Closed-loop lamp current control
* Half-bridge NZVS protection
* Adaptive dead-time
* Lamp insert aut
