Datasheet LT8582 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Dual 3A Boost/Inverting/SEPIC DC/DC Converter with Fault Protection |
| 页数 / 页 | 36 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 460 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Gate Pin Current (VGATE = 5V)
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LT8582
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Gate Pin Current (VGATE = 5V) Positive Feedback Voltage Active/Lockout Threshold
1000 1.220 1.40 900 1.38 1.215 800 1.36 700 1.34 1.210 SHDN RISING 600 1.32 500 1.205 1.30 VOLTAGE (V) 400 1.28 SHDN FBX VOLTAGE (V) 1.200 FALLING 300 SHDN 1.26 GATE PIN CURRENT (μA) 200 1.24 1.195 100 1.22 0 1.190 1.20 0 0.25 0.5 0.75 1 1.25 1.5 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 SS VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 8582 G10 8582 G11 8582 G12
SHDN Pin Current SHDN Pin Current Internal UVLO
30 300 2.50 TA = –40°C TA = –40°C TA = 25°C TA = 25°C 2.45 25 T 250 A = 125°C TA = 125°C 2.40 20 200 2.35 15 150 2.30 VOLTAGE (V) PIN CURRENT (μA) PIN CURRENT (μA) IN 2.25 10 100 V SHDN SHDN 2.20 5 50 2.15 0 0 2.10 0 0.25 0.50 0.75 1 1.25 1.50 1.75 2 0 5 10 15 20 25 30 35 40 –50 –25 0 25 50 75 100 125 150 SHDN VOLTAGE (V) SHDN VOLTAGE (V) TEMPERATURE (°C) 8582 G13 8582 G14 8582 G15
CLKOUT Rise and Fall Times at 1MHz VIN Overvoltage Lockout PG Threshold
40 28 1.50 27 35 1.25 26 30 25 RISE TIME 1.00 25 24 20 23 0.75 VOLTAGE (V) 22 15 IN FALL TIME V FBX VOLTAGE (V) 0.50 21 10 20 CLKOUT TRANSITION TIME (ns) 0.25 5 19 0 18 0 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 CLKOUT CAPACITIVE LOAD (pF) TEMPERATURE (°C) TEMPERATURE (°C) 8582 G16 8582 G17 8582 G18 8582f 6 Document Outline FEATURES DESCRIPTION APPLICATIONS 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 APPLICATIONS PACKAGE DESCRIPTION TYPICAL APPLICATION RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Gate Pin Current (VGATE = 5V) Positive Feedback Voltage Active/Lockout Threshold
1000 1.220 1.40 900 1.38 1.215 800 1.36 700 1.34 1.210 SHDN RISING 600 1.32 500 1.205 1.30 VOLTAGE (V) 400 1.28 SHDN FBX VOLTAGE (V) 1.200 FALLING 300 SHDN 1.26 GATE PIN CURRENT (μA) 200 1.24 1.195 100 1.22 0 1.190 1.20 0 0.25 0.5 0.75 1 1.25 1.5 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 SS VOLTAGE (V) TEMPERATURE (°C) TEMPERATURE (°C) 8582 G10 8582 G11 8582 G12
SHDN Pin Current SHDN Pin Current Internal UVLO
30 300 2.50 TA = –40°C TA = –40°C TA = 25°C TA = 25°C 2.45 25 T 250 A = 125°C TA = 125°C 2.40 20 200 2.35 15 150 2.30 VOLTAGE (V) PIN CURRENT (μA) PIN CURRENT (μA) IN 2.25 10 100 V SHDN SHDN 2.20 5 50 2.15 0 0 2.10 0 0.25 0.50 0.75 1 1.25 1.50 1.75 2 0 5 10 15 20 25 30 35 40 –50 –25 0 25 50 75 100 125 150 SHDN VOLTAGE (V) SHDN VOLTAGE (V) TEMPERATURE (°C) 8582 G13 8582 G14 8582 G15
CLKOUT Rise and Fall Times at 1MHz VIN Overvoltage Lockout PG Threshold
40 28 1.50 27 35 1.25 26 30 25 RISE TIME 1.00 25 24 20 23 0.75 VOLTAGE (V) 22 15 IN FALL TIME V FBX VOLTAGE (V) 0.50 21 10 20 CLKOUT TRANSITION TIME (ns) 0.25 5 19 0 18 0 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 CLKOUT CAPACITIVE LOAD (pF) TEMPERATURE (°C) TEMPERATURE (°C) 8582 G16 8582 G17 8582 G18 8582f 6 Document Outline FEATURES DESCRIPTION APPLICATIONS 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 APPLICATIONS PACKAGE DESCRIPTION TYPICAL APPLICATION RELATED PARTS