General Description

The MAX1600/MAX1603 DC power-switching ICs contain a network of low-resistance MOSFET switches that deliver selectable VCC and VPP voltages to two CardBus or PC Card host sockets. Key features include ultra-low-resistance switches, small packaging, soft switching action, and compliance with PCMCIA specifications for 3V/5V switching.

Features

♦ Supports Two PC Card/CardBus Sockets
♦ 1A, 0.08Ω Max 3.3V VCC Switch (MAX1600 only) 1A, 0.14Ω Max 5V VCC Switch
♦ Soft Switching for Low Inrush Surge Current
♦ Overcurrent Protection
♦ Overcurrent/Thermal-Fault Flag Output
♦ Thermal Shutdown at Tj = +150°C
♦ Independent Internal Charge Pumps
♦ Break-Before-Make Switching Action
♦ 10µA Max Standby Supply Current
♦ 5V and 12V Not Required for Low-RDS(ON) 3.3V Switching
♦ Complies with PCMCIA 3V/5V Switching Specifications
♦ Super-Small 28-Pin SSOP Package (0.2in. or 5mm wide)
♦ Code Compatible with:
Cirrus CL-PD67XX Family
Databook DB86184
Intel 82365SL (industry-standard coding)

Applications

Desktop Computers
Data Loggers
Notebook Computers
Docking Stations
Handy-Terminals
PCMCIA Read/Write Drives