Datasheet LT8606, LT8606B (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | 42V, 350mA Synchronous Step-Down Regulator with 2.5μA Quiescent Current |
| Seiten / Seite | 24 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revision | C |
| Dateiformat / Größe | PDF / 1.8 Mb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Minimum On-Time. Minimum Off-Time. vs Temperature
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LT8606/LT8606B
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Minimum On-Time Minimum Off-Time vs Temperature vs Temperature
40 110 IOUT = 350mA IOUT = 300mA 39 105 38 37 100 36 35 95 34 90 33 MINIMUM ON–TIME (ns) MINIMUM OFF–TIME (ns) 32 85 31 30 80 –50 –30 –10 10 30 50 70 90 110 130 150 –50 –30 –10 10 30 50 70 90 110 130 150 TEMPERATURE (°C) TEMPERATURE (°C) 8606 G14 8606 G15
Switching Frequency Dropout Voltage vs Output Current vs Temperature
250 2025 L = XFL3010–682ME RT = 18.2kΩ 2020 200 2015 2010 150 2005 TAGE (mV) 2000 100 1995 1990 DROPOUT VOL 50 SWITCHING FREQUENCY (kHz) 1985 1980 0 1975 0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 –50 –10 30 70 110 150 OUTPUT CURRENT (A) TEMPERATURE (°C) 8606 G16 8606 G17
Minimum Load to Full Frequency (SYNC Float to 1.9V) Burst Frequency vs Output Current (MSOP Package)
2500 20 L = 6.8µH L = 10µH 2250 VIN = 12V VIN = 12V 2000 VOUT = 3.3V VOUT = 5V SYNC = 0V OR LT8606 DFN R 15 T = 18.2kΩ 1750 1500 1250 10 1000 750 OUTPUT CURRENT (mA) 5 SWITCHING FREQUENCY (kHz) 500 250 0 0 0 25 50 75 100 125 0 5 10 15 20 25 30 35 40 45 OUTPUT CURRENT (mA) INPUT VOLTAGE (V) 8606 G18 8606 G19 Rev C 6 For more information www.analog.com 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 REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Minimum On-Time Minimum Off-Time vs Temperature vs Temperature
40 110 IOUT = 350mA IOUT = 300mA 39 105 38 37 100 36 35 95 34 90 33 MINIMUM ON–TIME (ns) MINIMUM OFF–TIME (ns) 32 85 31 30 80 –50 –30 –10 10 30 50 70 90 110 130 150 –50 –30 –10 10 30 50 70 90 110 130 150 TEMPERATURE (°C) TEMPERATURE (°C) 8606 G14 8606 G15
Switching Frequency Dropout Voltage vs Output Current vs Temperature
250 2025 L = XFL3010–682ME RT = 18.2kΩ 2020 200 2015 2010 150 2005 TAGE (mV) 2000 100 1995 1990 DROPOUT VOL 50 SWITCHING FREQUENCY (kHz) 1985 1980 0 1975 0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 –50 –10 30 70 110 150 OUTPUT CURRENT (A) TEMPERATURE (°C) 8606 G16 8606 G17
Minimum Load to Full Frequency (SYNC Float to 1.9V) Burst Frequency vs Output Current (MSOP Package)
2500 20 L = 6.8µH L = 10µH 2250 VIN = 12V VIN = 12V 2000 VOUT = 3.3V VOUT = 5V SYNC = 0V OR LT8606 DFN R 15 T = 18.2kΩ 1750 1500 1250 10 1000 750 OUTPUT CURRENT (mA) 5 SWITCHING FREQUENCY (kHz) 500 250 0 0 0 25 50 75 100 125 0 5 10 15 20 25 30 35 40 45 OUTPUT CURRENT (mA) INPUT VOLTAGE (V) 8606 G18 8606 G19 Rev C 6 For more information www.analog.com 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 REVISION HISTORY TYPICAL APPLICATION RELATED PARTS