GQ2143

www.DataSheet4U.com ISSUED DATE :2005/01/24 REVISED DATE : GQ2143 Description C M O S P o s i t i v e Vo l t a g e R e g u l a t o r The GQ2143 of positive, linear regulators feature low quiescent current (35 A typ.) with low dropout voltage, making them ideal for battery applications. This rugged device has both Thermal Shutdown, and Current Fold-back to prevent device failure under the “Worst” of operating conditions. The GQ2143 is stable with an output capacitance of 2.2 F or greater. Features Applications Very Low Dropout Voltage Guaranteed 300mA output Over-Temperature Shutdown Current Limiting Short Circuit Current Fold-back Highly Accurate± 1.5% Adjustable output voltages Power-saving Shutdown Mode Low Temperature coefficient Functional Block Diagram Battery Powered Widgets Instrumentation Wireless Devices PC Peripherals Portable Electronics Cordless Phones Electronic Scales Package Dimensions REF. A B C D E F Millimeter Min. Max. 2.70 3.10 2.60 3.00 1.40 1.80 0.30 0.55 0 0.10 0° 10° REF. G H I J K L Dimensions Millimeter 1.90 REF. 1.20 REF. 0.12 REF. 0.37 REF. 0.60 REF. 0.95 REF. Typical Application Circuit 1/8 ISSUED DATE :2005/01/24 REVISED DATE : Absolute Maximum Ratings Parameter Input Max Voltage Output Current Input, Output Voltage Operating Ambient Temperature Junction Temperature Maximum Junction Temperature Thermal Resistance Power Dissipation( T=100 ) EDS Classification Symbol VIN IOUT Topr Tj Tj Max ja PD VIN=5V, Ratings 8 PD/( VIN- VO) G...