The Micrel MIC28510 is an adjustable frequency, synchronous buck regulator featuring unique adaptive on–time control architecture.
Hyper Speed Control™ architecture enables
High delta V operation (Vin = 75V and Vout = 0.8V)
Small output capacitance
4.5V to 75V voltage input
4A output current capability, up to 95% efficiency
Output voltage set at 5V
≤1% feedback accuracy
Any Capacitor™ stable
Zero-ESR to high-ESR output capacitors
100kHz to 500kHz switching frequency
Internal compensation
Foldback current-limit and hiccup mode short-circuit protection
Thermal shutdown
Supports safe startup into a pre–biased load