NCP582 Ultra-Fast, Low Noise 150 mA CMOS LDO Regulator with Enable The NCP582 series of low dropout regulators are designed for portable battery powered applications which require precise output voltage accuracy, low quiescent current, and high ripple rejection. NCP582 PIN FUNCTION DESCRIPTION SOT563 Pin SC82AB Pin Symbol Description 1 4 Vin Power supply inout voltage. 2 2 GND Power supply ground. 3 3 Regulated output voltage. V out 4 NC No connect. 5 GND Power supply ground. 6 1 CE or CE Chip enable pin. MAXIMUM RATINGS Rating Symbol Value Unit Input Voltage V 6.5 V in Input Voltage (CE or CE Pin) V 0.3 to V +0.3 V CE in Output Voltage V 0.3 to V +0.3 V out in Output Current I 200 mA out Power Dissipation P mW D SC 82AB 150 SOT563 500 ESD Capability, Human Body Model, C = 100 pF, R = 1.5 k ESD 2000 V HBM ESD Capability, Machine Model, C = 200 pF, R = 0 ESD 200 V MM Operating Ambient Temperature Range T 40 to +85 C A Maximum Junction Temperature T 125 C J(max) Storage Temperature Range T 55 to +150 C stg Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. ELECTRICAL CHARACTERISTICS (V = V + 1.0 V, T = 25C, unless otherwise noted.) in out A Characteristic Symbol Min Typ Max Unit Input Voltage V 2.0 6.0 V in Output Voltage (I = 1.0 mA to 30 mA) V V X 0.980 V X 1.020 V out out out out Line Regulation (I = 30 mA), (V > 1.7 V V + 0.5 V V 6.0 V) Reg 0.02 0.10 %/V out out out in line (V = 1.5 V 2.2 V V 6.0 V) out in Load Regulation (I = 1.0 mA to 150 mA) Reg 22 40 mV out load Dropout Voltage (I = 150 mA) V 0.38 0.70 V out DO V = 1.5 V out 0.32 0.55 V = 1.8 V out 0.28 0.50 V = 2.5 V out 0.22 0.35 2.8 V V 3.3 V out Quiescent Current (I = 0 mA) Iq 75 95 A out Output Current I 150 mA out Shutdown Current (V = Gnd for Active High with Auto Discharge) I 0.1 1.0 A CE SD (V = V for Active Low) CE in Output Short Circuit Current (V = 0) I 40 mA out lim Ripple Rejection (I = 30 mA) (V > 1.7 V V V = 1.0 V) RR dB out out in out (V = 1.5 V V V = 1.2 V) out in out f = 1.0 kHz 70 f = 10 kHz 60 Enable Input Threshold Voltage High 1.5 V V Vth in enh Low 0 0.3 Vth enl Output Noise Voltage (Bandwidth = 10 Hz to 100 kHz) V 30 Vrms n Output Voltage Temperature Coefficient (I = 30 mA, 40C T 85C) V / T 100 ppm/C out A out NChannel On Resistance for Auto Discharge R 60 Low