AEROSEMI MT3608 High Efficiency 1.2MHz2A Step Up ConverterFEATURESGENERAL DESCRIPTION • Integrated 80mΩ Power MOSFET The MT3608 is a constant frequency, 6-pin SOT23 • 2V to 24V Input Voltage current mode step-up converter intended for small, • 1.2MHz Fixed Switching Frequency low power applications. The MT3608 switches at • Internal 4A Switch Cur ent Limit 1.2MHz and allows the use of tiny, low cost • Adjustable Output Voltage capacitors and inductors 2mm or less in height. • Internal Compensation Internal soft-start results in small inrush current and • Up to 28V Output Voltage extends battery life. • Automatic Pulse Frequency Modulation The MT3608 features automatic shifting to pulse Mode at Light Loads frequency modulation mode at light loads. The • up to 97% Ef iciency MT3608 includes under-voltage lockout, current • Available in a 6-Pin SOT23-6 Package limiting, and thermal overload protection to prevent damage in the event of an output overload. The APPLICATIONS MT3608 is available in a small 6-pin SOT-23 package. • Battery-Powered Equipment • Set-Top Boxed • LCD Bais Supply • DSL and Cable Modems and Routers • Networking cards powered from PCI or PCI express slots TYPICAL APPLICATION Efficiency )(% y c n ie c ffi E Iout (mA) Figure 1. Basic Application Circuit Figure 2. Ef iciency Curve Aerosemi Technology Co., Ltd 1 Document Outline MT3608-P1 MT3608_P2 FUNCTION NAME