Datasheet Microchip MIC33050-GYHL-TR — 数据表

MIC33050
4MHz Internal Inductor PWM Buck
Regulator with HyperLight LoadВ® General Description Features The Micrel MIC33050 is a high-efficiency 600mA PWM
п‚ Input voltage: 2.7V to 5.5V
synchronous buck (step-down) regulator with internal
п‚ 600mA output current
inductor featuring HyperLight Load, a patent-pending
п‚ Fixed and adjustable output voltage options
switching scheme that offers best-in-class light load
п‚ No external inductor required
efficiency and transient performance while providing very
п‚ Ultra-fast transient response
small external components and low output ripple at all
п‚ 20ВµA quiescent current
loads.
п‚ 4MHz switching in PWM mode
The MIC33050 also has a very-low typical quiescent
п‚ Low output voltage ripple
current of 20ВµA and can achieve over 85% efficiency even
п‚ >93% peak efficiency
at 1mA.
п‚ >85% efficiency at 1mA
In contrast to traditional light load schemes, the HyperLight …