US1205中文资料UNISEM数据手册PDF规格书

DESCRIPTION

The US1205 device is an efficient linear voltage regulator with better than 1 initial voltage accuracy, very low dropout voltage and very low ground current designed especially for hand held, battery powered applications. Other features of the device are; TTL compatible enable/ shutdown control input, current limiting and thermal shutdown.

The US1205 is available in fixed and adjustable output voltage versions in a small SOT23-5 package.

FEATURES

■ SOT23 package

■ Stable with 2.2uF ceramic capacitor

■ 1 Voltage Reference Accuracy

■ Only 270mV Dropout at 300 mA

170mV Dropout at 150mA

■ 10nA Quiescent Current in Shutdown

■ Current Limit and Thermal Shutdown

■ Logic input Enable pin

APPLICATIONS

■ Laptop, Notebook & Palmtop computers

■ Battery powered Equipments

■ PCMCIA Vcc & Vpp regulator

■ Concumer Electronics

■ High Efficiency Linear Power Supplies