Active-Semi
ACT4082A
Rev0, 16-May-08
16V, 1.
2A, 1.
4MHz Step-Down DC/DC Converter in SOT23-6
FEATURES
• Wide 4.
5V to 16V Input
Voltage Range • 1.
2A Output Current (12VIN to 5VOUT) • Output Adjustable Down to 0.
81V • 0.
3Ω Internal Power
MOSFET • Up to 92% Efficiency • Stable with Low ESR Ceramic Output
Capacitors • Fixed 1.
4MHz Operating Frequency • Internal Soft-Start Function • Over Current Protection with Hiccup-Mode • Thermal Shutdown • Available in a SOT23-6 Package
APPLICATIONS
• TFT LCD Monitors • Portable DVDs, Headphones, MP3 Players, etc.
• Car-Powered or Battery-Powered Equipment • Set-Top Boxes • Telecom Power Supplies • DSL and Cable Modems and Routers
GENERAL DESCRIPTION
The...