Datasheet LT3020, LT3020-1.2, LT3020-1.5, LT3020-1.8 (Analog Devices) - 7

Производитель	Analog Devices
Описание	100mA, Low Voltage, Very Low Dropout Linear Regulator
Страниц / Страница	16 / 7 — TYPICAL PERFOR A CE CHARACTERISTICS. Current Limit. Reverse Output …
Формат / Размер файла	PDF / 221 Кб
Язык документа	английский

TYPICAL PERFOR A CE CHARACTERISTICS. Current Limit. Reverse Output Current. Input Ripple Rejection. Load Regulation

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LT3020

LT3020EDD#PBF LT3020EDD#PBF LT3020EDD#TRPBF LT3020EDD#TRPBF LT3020EDD-1.2#PBF LT3020EDD-1.2#PBF LT3020EDD-1.2#TRPBF LT3020EDD-1.2#TRPBF LT3020EDD-1.5#PBF LT3020EDD-1.5#PBF LT3020EDD-1.5#TRPBF LT3020EDD-1.5#TRPBF LT3020EDD-1.8#PBF LT3020EDD-1.8#PBF LT3020EDD-1.8#TRPBF LT3020EDD-1.8#TRPBF LT3020EMS8#PBF LT3020EMS8#PBF LT3020EMS8#TRPBF LT3020EMS8#TRPBF LT3020EMS8-1.2#PBF LT3020EMS8-1.2#PBF LT3020EMS8-1.2#TRPBF LT3020EMS8-1.2#TRPBF LT3020EMS8-1.5#PBF LT3020EMS8-1.5#PBF LT3020EMS8-1.5#TRPBF LT3020EMS8-1.5#TRPBF LT3020EMS8-1.8#PBF LT3020EMS8-1.8#PBF LT3020EMS8-1.8#TRPBF LT3020EMS8-1.8#TRPBF LT3020IDD#PBF LT3020IDD#PBF LT3020IDD#TRPBF LT3020IDD#TRPBF LT3020IDD-1.2#PBF LT3020IDD-1.2#PBF LT3020IDD-1.2#TRPBF LT3020IDD-1.2#TRPBF LT3020IDD-1.5#PBF LT3020IDD-1.5#PBF LT3020IDD-1.5#TRPBF LT3020IDD-1.5#TRPBF LT3020IDD-1.8#PBF LT3020IDD-1.8#PBF LT3020IDD-1.8#TRPBF LT3020IDD-1.8#TRPBF LT3020IMS8#PBF LT3020IMS8#PBF LT3020IMS8#TRPBF LT3020IMS8#TRPBF LT3020IMS8-1.2#PBF LT3020IMS8-1.2#PBF LT3020IMS8-1.2#TRPBF LT3020IMS8-1.2#TRPBF LT3020IMS8-1.5#PBF LT3020IMS8-1.5#PBF LT3020IMS8-1.5#TRPBF LT3020IMS8-1.5#TRPBF LT3020IMS8-1.8#PBF LT3020IMS8-1.8#PBF LT3020IMS8-1.8#TRPBF LT3020IMS8-1.8#TRPBF

Текстовая версия документа

LT3020/LT3020-1.2/ LT3020-1.5/LT3020-1.8
W U TYPICAL PERFOR A CE CHARACTERISTICS Current Limit Reverse Output Current Input Ripple Rejection
500 500 70 VOUT = 0V VIN = 0V 450 450 VOUT = 1.2V 60 400 µA) V 400 IN = 10V 350 350 50 300 VIN = 1.7V 300 40 250 250 COUT = 10µF 30 200 200 CURRENT LIMIT (mA) 150 150 20 RIPPLE REJECTION (dB) 100 100 REVERSE OUTPUT CURRENT ( 10 VIN = 1.5V + 50mVRMS RIPPLE 50 50 VOUT = 0.5V COUT = 2.2µF IL = 100mA 0 0 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 1M TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (Hz) 3020 G12 3020 G13 3020 G14
Load Regulation Input Ripple Rejection Minimum Input Voltage
∆
IL = 1mA to 100mA
100 1.1 1.0 IL = 100mA 90 1.0 0.8 0.9 80 0.6 0.8 70 0.4 0.7 60 0.2 0.6 50 0 0.5 40 –0.2 0.4 30 –0.4 RIPPLE REJECTION (dB) 0.3 V LOAD REGULATION (mV) IN = 1.15V V 20 MINIMUM INPUT VOLTAGE (V) 0.2 –0.6 OUT = 0.5V VIN = 1.5V + 0.5VP-P RIPPLE AT f = 120Hz *LOAD REGULATION NUMBER REFERS 10 VOUT = 0.5V 0.1 –0.8 TO CHANGE IN THE 200mV REFERENCE IL = 100mA VOLTAGE 0 0 –1.0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3020 G15 3020 G16 3020 G17
Transient Response Output Noise Spectral Density
10 VOUT = 1.2V √Hz) IL = 100mA VOUT µV/ COUT = 2.2µF 50mV/DIV 1 IOUT 100mA/DIV 0.1 50µs/DIV 3020 G21 IOUT = 10mA TO 100mA VOUT = 1.5V OUTPUT NOISE SPECTRAL DENSITY ( 0.01 10 100 1k 10k 100k 1M FREQUENCY (Hz) 3020 G18 3020fc 7

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