Datasheet LT3958 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter |
| Páginas / Página | 30 / 6 — Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. … |
| Formato / tamaño de archivo | PDF / 783 Kb |
| Idioma del documento | Inglés |
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. EN/UVLO Threshold. EN/UVLO Hysteresis Current
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LT3958
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. EN/UVLO Threshold EN/UVLO Hysteresis Current vs Temperature EN/UVLO Current vs Voltage vs Temperature
1.28 50 2.4 1.26 40 2.2 EN/UVLO RISING 1.24 30 (µA) 2.0 1.22 EN/UVLO FALLING 20 I EN/UVLO EN/UVLO VOLTAGE (V) EN/UVLO CURRENT (µA) 1.8 1.20 10 1.18 0 1.6 –50 –25 0 25 50 75 100 125 0 20 40 60 80 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) EN/UVLO VOLTAGE (V) TEMPERATURE (°C) 3958 G10 3958 G11 3958 G12
INTV INTV CC vs Temperature INTVCC Load Regulation CC Line Regulation
7.4 7.3 7.30 VIN = 8V 7.2 7.3 7.25 7.1 (V) TAGE (V) CC 7.2 7.20 VOLTAGE (V) VOL INTV CC 7 V CC INTV INT 7.1 7.15 6.9 7.0 6.8 7.10 –50 –25 0 25 50 75 100 125 0 5 10 15 20 25 0 10 20 30 40 50 60 70 80 TEMPERATURE (°C) INTVCC LOAD (mA) VIN (V) 3958 G15 3958 G13 3958 G14
INTVCC Dropout Voltage Internal Switch On-Resistance Internal Switch On-Resistance vs Current, Temperature vs Temperature vs INTVCC
900 180 102 125°C 800 160 100 700 140 75°C 98 600 120 TAGE (mV) 500 25°C 100 96 ANCE (mΩ) ANCE (mΩ) 400 80 94 0°C 300 60 92 DROPOUT VOL ON-RESIST ON-RESIST 200 –40°C 40 90 100 20 0 0 88 0 2 4 6 8 10 –50 –25 0 25 50 75 100 125 4 5 6 7 8 9 10 11 12 INTVCC LOAD (mA) TEMPERATURE (°C) INTVCC (V) 3958 G16 3958 G17 3958 G18 3958fa 6 For more information www.linear.com/LT3958 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Applications Related Parts
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. EN/UVLO Threshold EN/UVLO Hysteresis Current vs Temperature EN/UVLO Current vs Voltage vs Temperature
1.28 50 2.4 1.26 40 2.2 EN/UVLO RISING 1.24 30 (µA) 2.0 1.22 EN/UVLO FALLING 20 I EN/UVLO EN/UVLO VOLTAGE (V) EN/UVLO CURRENT (µA) 1.8 1.20 10 1.18 0 1.6 –50 –25 0 25 50 75 100 125 0 20 40 60 80 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) EN/UVLO VOLTAGE (V) TEMPERATURE (°C) 3958 G10 3958 G11 3958 G12
INTV INTV CC vs Temperature INTVCC Load Regulation CC Line Regulation
7.4 7.3 7.30 VIN = 8V 7.2 7.3 7.25 7.1 (V) TAGE (V) CC 7.2 7.20 VOLTAGE (V) VOL INTV CC 7 V CC INTV INT 7.1 7.15 6.9 7.0 6.8 7.10 –50 –25 0 25 50 75 100 125 0 5 10 15 20 25 0 10 20 30 40 50 60 70 80 TEMPERATURE (°C) INTVCC LOAD (mA) VIN (V) 3958 G15 3958 G13 3958 G14
INTVCC Dropout Voltage Internal Switch On-Resistance Internal Switch On-Resistance vs Current, Temperature vs Temperature vs INTVCC
900 180 102 125°C 800 160 100 700 140 75°C 98 600 120 TAGE (mV) 500 25°C 100 96 ANCE (mΩ) ANCE (mΩ) 400 80 94 0°C 300 60 92 DROPOUT VOL ON-RESIST ON-RESIST 200 –40°C 40 90 100 20 0 0 88 0 2 4 6 8 10 –50 –25 0 25 50 75 100 125 4 5 6 7 8 9 10 11 12 INTVCC LOAD (mA) TEMPERATURE (°C) INTVCC (V) 3958 G16 3958 G17 3958 G18 3958fa 6 For more information www.linear.com/LT3958 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Revision History Typical Applications Related Parts