TPS2206A

www.ti.com TPS2204A TPS2206A TPS2210A SLVS449A − DECEMBER 2002 − REVISED MAY 2003 PC CARD POWERĆINTERFACE SWITCH WITH RESET FOR SERIAL PCMCIA CONTROLLER FEATURES D Fully Integrated VCC and VPP Switching for Single-Slot or Dual-Slot PC Card Interface D P2C 3-Lead Serial Interface Compatible With CardBus Controller D Meets PC Card Standard D RESET for System Initialization of PC Cards D 12-V Supplies Can Be Disabled Except During 12-V Flash Programming D Short-Circuit and Thermal Protection D 24-Pin HTSSOP (PWP), 30-Pin SSOP (DB), and 32-Pin TSSOP (DAP) Packages D Compatible With 3.3-V, 5-V, and 12-V PC Cards D Low rDS(on) (95-mΩ, 5-V VCC Switch; 85-mΩ 3.3-V VCC Switch) D Single-Slot Switch: TPS2210A Dual-Slot Switch: TPS2204A and TPS2206A D Break-Before-Make Switching APPLICATIONS D Notebook and Desktop Computers D Set-Top Boxes D Personal Digital Assistants(PDAs) D Digital Cameras D Bar Code Scanners DESCRIPTION The TPS2204A and TPS2206A PC CardBus power-interface switches provide an integrated power-management solution for two PC Card sockets. The TPS2210A is a single-slot option for this family of devices. These devices allow the controlled distribution of 3.3 V, 5 V, and 12 V to each card slot. The current-limiting and thermal-protection features eliminate the need for fuses. Current-limit reporting helps the user isolate a system fault. The switch rDS(on) and current-limit values are set for the peak and average current requirements stated in the PC Card specifi...