Datasheet LT3014 (Analog Devices) - 6

ManufacturerAnalog Devices
Description20mA, 3V to 80V Low Dropout Micropower Linear Regulator
Pages / Page16 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Reverse Output Current. Input Ripple …
File Format / SizePDF / 185 Kb
Document LanguageEnglish

TYPICAL PERFORMANCE CHARACTERISTICS. Reverse Output Current. Input Ripple Rejection. Minimum Input Voltage. Load Regulation

TYPICAL PERFORMANCE CHARACTERISTICS Reverse Output Current Input Ripple Rejection Minimum Input Voltage Load Regulation

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LT3014
TYPICAL PERFORMANCE CHARACTERISTICS Reverse Output Current Input Ripple Rejection Input Ripple Rejection
8 72 80 VIN = 0V VIN = 7V + 0.5VP-P VIN = 7V + 50mVRMS RIPPLE V I 7 OUT = VADJ = 1.22V 70 RIPPLE AT f = 120Hz 70 L = 20mA A) μ IL = 20mA 6 68 60 5 66 50 4 64 40 COUT = 4.7μF 3 62 30 2 RIPPLE REJECTION (dB) 60 RIPPLE REJECTION (dB) 20 REVERSE OUTPUT CURRENT ( 1 58 10 COUT = 0.47μF 0 56 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 1M TEMPERATURE (oC) TEMPERATURE (oC) FREQUENCY (Hz) 3014 G18 3014 G16 3014 G17
Minimum Input Voltage Load Regulation Output Noise Spectral Density
3.5 0 10 I C LOAD = 20mA $IL = 100μA TO 20mA Hz) OUT = 0.47μF V • IL = 20mA 3.0 –5 OUT = 1.22V V/ M VOUT = 1.22V –10 2.5 1 –15 2.0 –20 1.5 –25 0.1 1.0 LOAD REGULATION (mV) –30 MINIMUM INPUT VOLTAGE (V) 0.5 –35 0 –40 OUTPUT NOISE SPECTRAL DENSITY ( 0.01 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k TEMPERATURE (oC) TEMPERATURE (oC) FREQUENCY (Hz) 3014 G19 3014 G20 3014 G21
10Hz to 100kHz Output Noise Transient Response
0.04 0.02 0 V V OUT –0.02 IN = 7V 200μV/DIV DEVIATION (V) VOUT = 5V OUTPUT VOLTAGE –0.04 CIN = COUT = 0.47μF CERAMIC $ILOAD = 1mA TO 5mA 6 4 COUT = 0.47μF 1ms/DIV 3014 G22 2 IL = 200mA VOUT = 1.22V LOAD CURRENT (mA) 0 0 200 400 600 800 1000 TIME (μs) 3014 G23 3014fd 6
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