LP2950-N

Product Folder Order Now Technical Documents Tools & Software Support & Community LP2950-N, LP2951-N SNVS764Q – JANUARY 2000 – REVISED DECEMBER 2017 LP295x-N Series of Adjustable Micropower Voltage Regulators 1 Features 1 Input Voltage Range: 2.3 V to 30 V 5-V, 3-V, and 3.3-V Output Voltage Versions Available High Accuracy Output Voltage Ensured 100-mA Output Current Extremely Low Quiescent Current Low Dropout Voltage Extremely Tight Load and Line Regulation Very Low Temperature Coefficient Use as Regulator or Reference Needs Minimum Capacitance for Stability Current and Thermal Limiting Stable With Low-ESR Output Capacitors (10 mΩ to 6 Ω) LP2951-N Versions Only: – Error Flag Warns of Output Dropout – Logic-Controlled Electronic Shutdown – Output Programmable From 1.24 V to 29 V 2 Applications High-Efficiency Linear Regulator Regulator with Undervoltage Shutdown Low Dropout Battery-powered Regulator Snap-ON/Snap-OFF Regulator space space space space space space space space space LP2951 Simplified Schematic VOUT LP2951 OUT IN VIN COUT 2.2 µF SENSE FEEDBACK CIN 1 µF SHUTDOWN SHUTDOWN VTAP GND ERROR VFEEDBACK R1 330 k VOUT 3 Description The LP2950-N and LP2951-N are micropower voltage regulators with very low quiescent current (75 µA typical) and very low dropout voltage (typical 40 mV at light loads and 380 mV at 100 mA). They are ideally suited for use in battery-powered systems. Furthermore, the quiescent current of the ...