The buck regulator from International rectifier offers output current up to 3A at an efficiencies of higher then 97.5%. The IR3823 is packed in a ultra-compact 3.5x3.5mm. Supporting switching frequencies up to 1.5MHz IR3823 regulator IC is suitable for applications sensitive to noise.
IR3823 features protection functions such as thermally compensated over-current protection, output over-voltage protection and thermal shutdown.
Pricing for the IR3823 begins at US $1.13 each in 100,000-unit quantities.