MIC4574BN
200kHz Simple 0.5A Buck Regulator DIP8 adjustable
Features
•Fixed 200kHz operation
•3.3V, 5V, and adjustable output versions
•Voltage over specified line and load conditions:
Fixed version:
±3% max. output voltage
Adjustable version: ±2% max. feedback voltage
•Guaranteed 0.5A switch current
•Wide 4V to 24V input voltage range
•Wide 1.23V to 20V output voltage range
•Requires minimum external components
•< 200μA typical shutdown mode
•75% efficiency (adjustable version > 75% typ.)
•Standard inductors and capacitors are
25% of typical LM2574 values
•Thermal shutdown
•Overcurrent protection
•100% electrical thermal limit burn-in
mic4574.pdf
Features
•Fixed 200kHz operation
•3.3V, 5V, and adjustable output versions
•Voltage over specified line and load conditions:
Fixed version:
±3% max. output voltage
Adjustable version: ±2% max. feedback voltage
•Guaranteed 0.5A switch current
•Wide 4V to 24V input voltage range
•Wide 1.23V to 20V output voltage range
•Requires minimum external components
•< 200μA typical shutdown mode
•75% efficiency (adjustable version > 75% typ.)
•Standard inductors and capacitors are
25% of typical LM2574 values
•Thermal shutdown
•Overcurrent protection
•100% electrical thermal limit burn-in
mic4574.pdf