A4403GEU-T中文资料ALLEGRO数据手册PDF规格书

Features and Benefits

▪ Extremely fast load-transient response with minimal

output voltage delta

▪ Achieves high step-down ratios with on-times < 50 ns

▪ User-configurable on-time, achieving switching

frequencies up to 2 MHz

▪ Minimal external components required

▪ Optimized for low value filter capacitors and inductors

▪ Wide input voltage range: 9 to 46 V

▪ Output Current: 3 A

▪ Low standby current <100 μA

▪ Supplied in thermally-enhanced QFN package