Datasheet LT3065 (Analog Devices) - 10
| Производитель | Analog Devices |
| Описание | 45V VIN, 500mA Low Noise, Linear Regulator with Programmable Current Limit and Power Good |
| Страниц / Страница | 28 / 10 — TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. … |
| Версия | D |
| Формат / Размер файла | PDF / 1.7 Мб |
| Язык документа | английский |
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Output Noise Spectral Density. Minimum Input Voltage
Модельный ряд для этого даташита
Текстовая версия документа
LT3065 Series
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Output Noise Spectral Density Minimum Input Voltage Load Regulation CREF/BYP = 0, CFF = 0
2.2 4 ) 10 I COUT = 10µF 2.0 L = 500mA ∆IL = 1mA TO 500mA Hz 3 V I OUT = 0.6V L = 500mA 1.8 VIN = 2.2V 1.6 2 TAGE (V) 1 1.4 1 1.2 0 1.0 0.8 –1 0.1 0.6 VOUT = 5V LOAD REGULATION (mV) –2 VOUT = 3.3V MINIMUM INPUT VOL 0.4 VOUT = 2.5V 0.2 –3 VOUT = 1.2V VOUT = 0.6V 0 OUTPUT NOISE SPECTRAL DENSITY (µV/√ –4 0.01 –75 –50 –25 0 25 50 75 100 125 150 175 –75 –50 –25 0 25 50 75 100 125 150 175 10 100 1k 10k 100k TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (Hz) 3065 G37 3065 G39 3065 G38
Output Noise Spectral Density Output Noise Spectral Density RMS Output Noise, vs CREF/BYP, CFF = 0 vs CFF, CREF/BYP = 10nF VOUT = 0.6V, CFF = 0
) 10 ) 10 110 Hz COUT = 10µF Hz VOUT = 5V f = 10Hz TO 100kHz 100 C V I C REF/BYP = 0pF C OUT = 5V L = 500mA OUT = 10µF ) OUT = 10µF IL = 500mA 90 RMS 80 1 1 70 C V REF/BYP = 100pF OUT = 0.6V 60 50 40 0.1 0.1 CREF/BYP = 1nF 30 CFF = 0pF CREF/BYP = 100pF CFF = 100pF 20 C OUTPUT NOISE VOLTAGE (µV C REF/BYP = 1nF CFF = 1nF REF/BYP = 10nF C 10 C OUTPUT NOISE SPECTRAL DENSITY (µV/√ REF/BYP = 10nF FF = 10nF 0.01 OUTPUT NOISE SPECTRAL DENSITY (µV/√ 0.01 0 10 100 1k 10k 100k 10 100 1k 10k 100k 0.01 0.1 1 10 100 1000 FREQUENCY (Hz) FREQUENCY (Hz) LOAD CURRENT (mA) 3065 G40 3065 G41 3065 G42
RMS Output Noise vs Load Current RMS Output Noise, Start-Up Time vs CREF/BYP = 10nF, CFF = 0 vs Feedforward Capacitor (CFF) vs REF/BYP Capacitor
200 120 1000 f = 10Hz TO 100kHz VOUT = 5V C 110 f = 10Hz TO 100kHz FF = OPEN ) 180 COUT = 10µF V V C OUT = 3.3V ) OUT = 5V REF/BYP = 10nF 100 C RMS 160 OUT = 10µF V RMS V OUT = 2.5V 90 OUT = 3.3V IFB-DIVIDER = 10µA 100 140 ILOAD = 500mA V 80 OUT = 1.8V 120 V 70 VOUT = 2.5V OUT = 1.5V 100 60 10 80 50 40 60 START-UP TIME (ms) 30 VOUT = 1.2V 1 40 VOUT = 1.2V OUTPUT VOLTAGE NOISE (µV 20 OUTPUT NOISE VOLTAGE (µV V 20 OUT = 0.6V 10 V 0 OUT = 0.6V 0 0.1 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 1 10 100 1000 LOAD CURRENT (mA) FEEDFORWARD CAPACITOR, CFF (nF) REF/BYP CAPACITOR (nF) 3065 G43 3065 G44 3065 G45 Rev.D 10 For more information www.analog.com Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Block Diagram Applications Information Typical Applications Package Description Typical Application Related Parts
