Datasheet LTC7813 (Analog Devices) - 6
Fabricante | Analog Devices |
Descripción | Low IQ, 60V Synchronous Boost+Buck Controller |
Páginas / Página | 42 / 6 — Typical perForMance characTerisTics. Efficiency vs Load Current,. VIN = … |
Formato / tamaño de archivo | PDF / 1.6 Mb |
Idioma del documento | Inglés |
Typical perForMance characTerisTics. Efficiency vs Load Current,. VIN = 18V. VIN = 24V. VIN = 36V. Power Loss vs Load Current,
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LTC7813
Typical perForMance characTerisTics Efficiency vs Load Current, Efficiency vs Load Current, Efficiency vs Load Current, VIN = 18V VIN = 24V VIN = 36V
100 100 100 FIGURE 15 CIRCUIT FIGURE 15 CIRCUIT FIGURE 15 CIRCUIT 90 V 90 V OUT = 24V VOUT = 24V 90 OUT = 24V 80 80 80 70 70 70 60 60 60 50 50 50 40 40 40 EFFICIENCY (%) EFFICIENCY (%) EFFICIENCY (%) 30 30 30 20 Burst Mode 20 20 Burst Mode Burst Mode 10 PS Mode 10 PS Mode 10 PS Mode FC Mode FC Mode FC Mode 0 0 0 0.0001 0.001 0.01 0.1 1 7 0.0001 0.001 0.01 0.1 1 7 0.0001 0.001 0.01 0.1 1 7 LOAD CURRENT (A) LOAD CURRENT (A) LOAD CURRENT (A) 7813 G01 7813 G02 7813 G03 PS = PULSE-SKIPPING FC = FORCED CONTINUOUS
Power Loss vs Load Current, Power Loss vs Load Current, Power Loss vs Load Current, VIN = 18V VIN = 24V VIN = 36V
10 10 10 FIGURE 15 CIRCUIT FIGURE 15 CIRCUIT FIGURE 15 CIRCUIT VOUT = 24V VOUT = 24V VOUT = 24V 1 1 1 0.1 0.1 0.1 POWER LOSS (W) POWER LOSS (W) POWER LOSS (W) 0.01 0.01 0.01 Burst Mode BM Burst Mode Burst Mode PS Mode PS PS Mode PS Mode FC Mode FC Mode FC Mode 0.001 0.001 0.001 0.0001 0.001 0.01 0.1 1 7 0.0001 0.001 0.01 0.1 1 7 0.0001 0.001 0.01 0.1 1 7 LOAD CURRENT (A) LOAD CURRENT (A) LOAD CURRENT (A) 7813 G04 7813 G05 7813 G06
Buck Regulated Feedback Voltage Boost Regulated Feedback Efficiency vs Input Voltage vs Temperature Voltage vs Temperature
100 808 1.212 FIGURE 15 CIRCUIT VOUT = 24V 806 1.209 98 804 1.206 TAGE (mV) TAGE (V) 802 1.203 96 800 1.2 94 798 1.197 EFFICIENCY (%) TED FEEDBACK VOL TED FEEDBACK VOL 796 1.194 92 IOUT = 2A REGULA 794 REGULA 1.191 IOUT = 4A 90 792 1.188 5 10 15 20 25 30 35 40 45 50 55 60 -75 -50 -25 0 25 50 75 100 125 150 -75 -50 -25 0 25 50 75 100 125 150 INPUT VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 7813 G07 7813 G08 7813 G09 7813f 6 For more information www.linear.com/LTC7813 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagrams Operation Applications Information Typical Applications Package Description Typical Application Related Parts