Datasheet LT8630 (Analog Devices) - 4

LT8630
Typical perForMance characTerisTics Efficiency at VOUT = 12V Efficiency at VOUT = 5V Efficiency at VOUT = 3.3V
100 100 95 90 90 85 80 80 75 70 70 65 60 60 55 50 50 EFFICIENCY (%) EFFICIENCY (%) 45 EFFICIENCY (%) VIN = 12V V 40 V 40 IN = 12V IN = 24V V 35 IN = 24V VIN = 24V VIN = 48V VIN = 48V VIN = 48V 30 V 30 IN = 72V V 25 IN = 72V VIN = 72V VIN = 100V VIN = 100V VIN = 100V 20 20 15 0 100 200 300 400 500 600 700 800 0 100 200 300 400 500 600 700 800 0 100 200 300 400 500 600 700 800 LOAD CURRENT (mA) LOAD CURRENT (mA) LOAD CURRENT (mA) 8630 G01 8630 G02 8630 G03
Efficiency at Load Efficiency at Load Efficiency at Load
100 100 100 VOUT = 12V VOUT = 5V VOUT = 3.3V 90 90 90 80 80 80 70 70 70 60 60 60 50 50 50 40 40 40 EFFICIENCY (%) EFFICIENCY (%) EFFICIENCY (%) 30 30 12V 30 IN 12VIN 24VIN 24V 20 IN 24V 20 IN 48V 20 IN 48VIN 48VIN 10 72VIN 10 72VIN 10 72VIN 100VIN 100VIN 100V 0 IN 0 0 0.00001 0.0001 0.001 0.01 0.1 1 0.00001 0.0001 0.001 0.01 0.1 1 0.00001 0.0001 0.001 0.01 0.1 1 LOAD CURRENT (A) LOAD CURRENT (A) LOAD CURRENT (A) 8630 G04 8630 G05 8630 G06
Efficiency vs Input Voltage Shutdown Supply Current EN/UV Thresholds
96 20.0 1.200 VOUT = 12V 95 ILOAD = 600mA 17.5 1.195 94 EN/UV RISING 15.0 1.190 93 92 12.5 1.185 91 10.0 1.180 TAGE (V) 90 EFFICIENCY (%) CURRENT (µA) 7.5 VOL 1.175 89 5.0 1.170 EN/UV FALLING 88 2.5 1.165 87 86 0 1.160 10 20 30 40 50 60 70 80 90 100 110 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 INPUT VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 8630 G07 8630 G08 8630 G09 8630f 4 For more information www.linear.com/LT8630 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts