IRS2548D
IRS2548D is SMPS/LED DRIVER PFC HALF-BRIDGE CONTROL IC manufactured by International Rectifier.
September 29, 2011
SMPS/LED DRIVER PFC + HALF-BRIDGE CONTROL IC Features
- PFC, system control and half-bridge driver in one IC
- Critical-conduction mode boost-type PFC
- Programmable PFC over-current protection
- Half Bridge Driver
- Half Bridge Over Current Protection
- Variable Frequency Oscillator
- Fixed internal 1.6us HO and LO deadtime
- Internal bootstrap MOSFET
- Internal 15.6V zener clamp diode on Vcc
- Micropower startup (250µA)
- Latch immunity and ESD protection
Product Summary
Topology VOFFSET VOUT Io+ & I o- (typical) tON & tOFF (typical) Deadtime (typical) Half Bridge 600V VCC 500mA/500mA 120nS/50nS 1.6uS
Package
Typical Applications
- Isolated LED Drivers
-...
