US12231

DESCRIPTION 

The UTC US12231 ExpressCardTM power interface switches 

are designed to meet the ExpressCardTM specification. The UTC 

US12231 distribute 3.3V, AUX, and 1.5V to the single-slot 

ExpressCard|34 or ExpressCard|54 sockets. Each voltage rail is 

protected with integrated current-limiting circuitry, other functions 

include thermal protection circuit turns off switches to prevent 

device from damage when heavy overloads or short circuits, 

The UTC US12231 can use in notebook computers, desktop 

computers, PDAs, and digital cameras. 

FEATURES 

* Meets the ExpressCardTM standard (ExpressCard|34 or 

ExpressCard|54) 

* Compliant with the ExpressCardTM compliance checklists 

* Fully satisfies the ExpressCardTM implementation guidelines 

* Supports systems with WAKE function 

* TTL-Logic compatible inputs 

* Short circuit and thermal protection 

* -40°C ~ 85°C ambient operating temperature range 

规格书US12231