Datasheet LT3579, LT3579-1 (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | 6A Boost/Inverting DC/DC Converter with Fault Protection |
| Pages / Page | 42 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revision | B |
| File Format / Size | PDF / 1.1 Mb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. CLKOUT Rise Time at 1MHz
Model Line for this Datasheet
Text Version of Document
LT3579/LT3579-1
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. CLKOUT Rise Time at 1MHz Gate Pin Current (VSS = 2.1V) Gate Pin Current (VGATE = 5V)
50 1000 1000 45 900 900 40 800 800 CLKOUT RISE TIME TA = –40°C TA = 25°C TA = 125°C 35 700 700 30 600 600 25 550 500
GATE Pin Current (V
20 400
SS = 2.1V)
400 15 TE PIN CURRENT (µA) 300 TE PIN CURRENT (µA) 300 1000 CLKOUT FALL TIME GA GA 10 CLKOUT RISE OR FALL TIME (ns) 200 200 900 5 100 100 0 800 0 0 0 50 100 150 200 250 0 10 20 30 40 50 60 70 80 0 0.25 0.5 0.75 1 1.25 1.5 T TA = 125°C A = 25°C CLKOUT CAPACITIVE LOAD (pF) GATE PIN VOLTAGE (V) 700 T SS VOLTAGE (V) A = -40°C 35791 G10 35791 G11 35791 G12 600 500
Active/Lockout Threshold SHDN Pin Current SHDN Pin Current
400 1.4 30 250 TA = –40°C TE PIN CURRENT (µA) 300 1.38 GA 1.36 25 200 TA = 25°C 200 SHDN RISING 1.34 20 100 1.32 150 TA = 125°C TAGE (V) 0 1.3 15 VOL SHDN FALLING 1.28 100 0 10 20 30 40 50 60 70 80 PIN CURRENT (µA) PIN CURRENT (µA) SHDN 1.26 10 T SHDN A = 25°C SHDN GATE PIN VOLTAGE (V) 1.24 5 50 1.22 TA = 125°C TA = –40°C 1.2 0 0 –50 –25 0 25 50 75 100 125 150 0 0.25 0.5 0.75 1 1.25 1.5 1.75 2 0 5 10 15 20 25 30 35 40 TEMPERATURE (°C) SHDN VOLTAGE (V) SHDN VOLTAGE (V) 35791 G13 35791 G14 35791 G15
Internal UVLO VIN OVLO Fault Input Threshold
2.5 22 1.25 2.45 21 FAULT RISING 20 1 2.4 19 2.35 18 0.75 TAGE (V) 2.3 TAGE (V) TAGE (V) 17 FAULT FALLING VOL 2.25 VOL 16 T VOL 0.5 V IN V IN 15 FAUL 2.2 14 0.25 2.15 13 2.1 12 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 35791 G16 35791 G17 35791 G18 Rev. B 6 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 Pin Functions Block Diagram State Diagram Operation Applications Information Appendix Typical Application Package Description Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram State Diagram Operation Applications Information Appendix Typical Application Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. CLKOUT Rise Time at 1MHz Gate Pin Current (VSS = 2.1V) Gate Pin Current (VGATE = 5V)
50 1000 1000 45 900 900 40 800 800 CLKOUT RISE TIME TA = –40°C TA = 25°C TA = 125°C 35 700 700 30 600 600 25 550 500
GATE Pin Current (V
20 400
SS = 2.1V)
400 15 TE PIN CURRENT (µA) 300 TE PIN CURRENT (µA) 300 1000 CLKOUT FALL TIME GA GA 10 CLKOUT RISE OR FALL TIME (ns) 200 200 900 5 100 100 0 800 0 0 0 50 100 150 200 250 0 10 20 30 40 50 60 70 80 0 0.25 0.5 0.75 1 1.25 1.5 T TA = 125°C A = 25°C CLKOUT CAPACITIVE LOAD (pF) GATE PIN VOLTAGE (V) 700 T SS VOLTAGE (V) A = -40°C 35791 G10 35791 G11 35791 G12 600 500
Active/Lockout Threshold SHDN Pin Current SHDN Pin Current
400 1.4 30 250 TA = –40°C TE PIN CURRENT (µA) 300 1.38 GA 1.36 25 200 TA = 25°C 200 SHDN RISING 1.34 20 100 1.32 150 TA = 125°C TAGE (V) 0 1.3 15 VOL SHDN FALLING 1.28 100 0 10 20 30 40 50 60 70 80 PIN CURRENT (µA) PIN CURRENT (µA) SHDN 1.26 10 T SHDN A = 25°C SHDN GATE PIN VOLTAGE (V) 1.24 5 50 1.22 TA = 125°C TA = –40°C 1.2 0 0 –50 –25 0 25 50 75 100 125 150 0 0.25 0.5 0.75 1 1.25 1.5 1.75 2 0 5 10 15 20 25 30 35 40 TEMPERATURE (°C) SHDN VOLTAGE (V) SHDN VOLTAGE (V) 35791 G13 35791 G14 35791 G15
Internal UVLO VIN OVLO Fault Input Threshold
2.5 22 1.25 2.45 21 FAULT RISING 20 1 2.4 19 2.35 18 0.75 TAGE (V) 2.3 TAGE (V) TAGE (V) 17 FAULT FALLING VOL 2.25 VOL 16 T VOL 0.5 V IN V IN 15 FAUL 2.2 14 0.25 2.15 13 2.1 12 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 35791 G16 35791 G17 35791 G18 Rev. B 6 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 Pin Functions Block Diagram State Diagram Operation Applications Information Appendix Typical Application Package Description Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram State Diagram Operation Applications Information Appendix Typical Application Package Description Revision History Typical Application Related Parts
