Datasheet LT3009 (Analog Devices) - 10

FabricanteAnalog Devices
Descripción3µA IQ, 20mA Low Dropout Linear Regulators
Páginas / Página20 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. …
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TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Ripple Rejection. Load Regulation

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted Input Ripple Rejection Load Regulation

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LT3009

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LT3009 Series
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Ripple Rejection Load Regulation Output Noise Spectral Density
80 3.0 100 ΔI ) L = 1μA TO 20mA Hz 5V 70 2.5 VOUT = 600mV 3.3V VIN = 1.6V 2.5V 60 2.0 1.8V 1.5V 10 50 1.5 1.2V 1V 40 1.0 0.6V 30 0.5 1 20 LOAD REGULATION (mV) 0 INPUT RIPPLE REJECTION (dB) VIN = VOUT (NOMINAL) + 1V + 0.5VP-P 10 –0.5 RIPPLE AT f = 120Hz ILOAD = 20mA OUTPUT NOISE SPECTRAL DENSITY (μV√ 0 –1.0 0.1 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 10 100 1k 10k 100k TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (Hz) 3009 G23 3009 G21 3009 G22
RMS Output Noise vs Load Current (10Hz to 100kHz) Transient Response Transient Response
700 5V IOUT = 1mA TO 20mA IOUT = 1mA TO 20mA VIN = 5.5V V 600 IN = 5.5V VOUT = 5V VOUT = 5V ) COUT = 1μF COUT = 4.7μF 500 V V RMS 3.3V OUT OUT 50mV/DIV 50mV/DIV 400 2.5V 300 1.8V 1.5V I I 200 OUT OUT OUTPUT NOISE (μV 1.2V 20mA/DIV 20mA/DIV 3009 G25 3009 G26 600mV 500μs/DIV 100 500μs/DIV 0 0.001 0.01 0.1 1 10 100 ILOAD (mA) 3009 G24 3009fd 10