Datasheet LT8606, LT8606B (Analog Devices) - 7
| Hersteller | Analog Devices |
| Beschreibung | 42V, 350mA Synchronous Step-Down Regulator with 2.5μA Quiescent Current |
| Seiten / Seite | 24 / 7 — 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. Soft-Start Tracking. Frequency Foldback
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LT8606/LT8606B
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Soft-Start Tracking Frequency Foldback (MSOP Package)
2500 1.0 SYNC = 0V OR LT8606 DFN 2250 R 0.9 T = 18.2kΩ 2000 0.8 1750 0.7 1500 0.6 1250 TAGE (V) 0.5 1000 0.4 FREQUENCY (kHz) FB VOL 750 0.3 500 0.2 250 0.1 0 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0 0.1 0.2 0.4 0.5 0.6 0.7 0.8 1.0 1.1 1.2 FB VOLTAGE (V) SS VOLTAGE (V) 8606 G20 8606 G21
Soft-Start Current vs Temperature (MSOP Package) VIN UVLO
2.5 3.25 2.4 2.3 3.00 2.2 2.1 2.75 2.0 T CURRENT (µA) UVLO (V) AR 1.9 2.50 V IN T ST 1.8 SOF 1.7 2.25 1.6 1.5 2.00 –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 G22 8606 G23
Start-Up Dropout Start-Up Dropout
7 7 7 7 RLOAD = 50Ω RLOAD = 15Ω 6 6 6 6 OUTPUT VOL OUTPUT VOL 5 5 5 5 4 4 4 TAGE (V) 4 TAGE (V) T T 3 3 AGE (V) 3 3 AGE (V) INPUT VOL 2 2 INPUT VOL 2 2 1 1 V 1 1 IN VIN VOUT VOUT 0 0 0 0 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 INPUT VOLTAGE (V) INPUT VOLTAGE (V) 8606 G24 8606 G25 Rev C For more information www.analog.com 7 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. Soft-Start Tracking Frequency Foldback (MSOP Package)
2500 1.0 SYNC = 0V OR LT8606 DFN 2250 R 0.9 T = 18.2kΩ 2000 0.8 1750 0.7 1500 0.6 1250 TAGE (V) 0.5 1000 0.4 FREQUENCY (kHz) FB VOL 750 0.3 500 0.2 250 0.1 0 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0 0.1 0.2 0.4 0.5 0.6 0.7 0.8 1.0 1.1 1.2 FB VOLTAGE (V) SS VOLTAGE (V) 8606 G20 8606 G21
Soft-Start Current vs Temperature (MSOP Package) VIN UVLO
2.5 3.25 2.4 2.3 3.00 2.2 2.1 2.75 2.0 T CURRENT (µA) UVLO (V) AR 1.9 2.50 V IN T ST 1.8 SOF 1.7 2.25 1.6 1.5 2.00 –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 G22 8606 G23
Start-Up Dropout Start-Up Dropout
7 7 7 7 RLOAD = 50Ω RLOAD = 15Ω 6 6 6 6 OUTPUT VOL OUTPUT VOL 5 5 5 5 4 4 4 TAGE (V) 4 TAGE (V) T T 3 3 AGE (V) 3 3 AGE (V) INPUT VOL 2 2 INPUT VOL 2 2 1 1 V 1 1 IN VIN VOUT VOUT 0 0 0 0 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 INPUT VOLTAGE (V) INPUT VOLTAGE (V) 8606 G24 8606 G25 Rev C For more information www.analog.com 7 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