Datasheet LT8607, LT8607B (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | 42V, 750mA Synchronous Step-Down Regulator with 2.5µA Quiescent Current |
| Pages / Page | 24 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revision | D |
| File Format / Size | PDF / 3.0 Mb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Efficiency (5V Output, Burst Mode
Model Line for this Datasheet
- LT8607BEDC#TRMPBF LT8607BHDC#TRMPBF LT8607BIDC#TRMPBF LT8607EDC#TRMPBF LT8607EDC#TRPBF LT8607EDC#WTRMPBF LT8607EDC#WTRPBF LT8607EMSE#PBF LT8607EMSE#TRPBF LT8607EMSE#WPBF LT8607EMSE-5#PBF LT8607EMSE-5#TRPBF LT8607EMSE-5#WPBF LT8607EMSE-5#WTRPBF LT8607HDC#TRMPBF LT8607HDC#TRPBF LT8607HDC#WTRMPBF LT8607HDC#WTRPBF LT8607HMSE#PBF LT8607HMSE#TRPBF LT8607HMSE#WPBF LT8607HMSE#WTRPBF LT8607IDC#TRMPBF LT8607IDC#TRPBF LT8607IDC#WTRMPBF LT8607IDC#WTRPBF LT8607IMSE#PBF LT8607IMSE#TRPBF LT8607IMSE#WPBF LT8607IMSE#WTRPBF LT8607JDC#WTRMPBF LT8607JDC#WTRPBF LT8607JMSE#WPBF LT8607JMSE#WTRPBF LT8607JMSE-5#PBF LT8607JMSE-5#TRPBF LT8607JMSE-5#WPBF LT8607JMSE-5#WTRPBF
Text Version of Document
LT8607/LT8607B
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Efficiency (5V Output, Burst Mode Efficiency (5V Output, Burst Mode Efficiency (3.3V Output, Operation) Operation) Burst Mode Operation)
100 100 100 95 VIN = 12V 90 95 V 90 IN = 12V 80 90 VIN = 12V 85 70 85 VIN = 24V 80 60 80 VIN = 24V V 75 50 IN = 24V 75 70 40 70 EFFICIENCY (%) EFFICIENCY (%) EFFICIENCY (%) 65 30 65 60 SYNC = 0V OR LT8607 DFN 20 SYNC = 0V OR LT8607 DFN 60 SYNC = 0V OR LT8607 DFN L = 4.7µH 55 L = 4.7µH 10 L = 2.2µH 55 fSW = 2MHz fSW = 2MHz fSW = 2MHz 50 0 50 0 125 250 375 500 625 750 0.001 0.01 0.1 1 10 100 900 0 125 250 375 500 625 750 IOUT (mA) IOUT (mA) IOUT (mA) 8607 G01 8607 G02 8607 G03
Efficiency (3.3V Output, Burst Mode Operation) FB Voltage VOUT Voltage OUT
100 780 5.02 90 80 779 5.01 70 VIN = 12V TAGE (mV) TAGE (V) 60 778 5.00 50 VIN = 24V TION VOL TION VOL 40 777 4.99 EFFICIENCY (%) 30 20 SYNC = 0V OR LT8607 DFN 776 FB REGULA FB REGULA 4.98 L = 2.2µH 10 fSW = 2MHz 0 775 4.97 0.001 0.01 0.1 1 10 100 900 –50 –10 30 70 110 150 –50 –10 30 70 110 150 IOUT (mA) TEMPERATURE (°C) TEMPERATURE (°C) 8607 G04 8607 G05 8607 G06
No-Load Supply Current Load Regulation Line Regulation (3.3V Output Switching)
0.25 0.20 4.50 L = 2.2µH 0.20 0.15 4.25 SYNC = 0V OR LT8607 DFN 0.15 4.00 0.10 0.10 3.75 (%) (%) 0.05 0.05 3.50 OUT OUT 0.00 0.00 (µA) 3.25 I IN –0.05 –0.05 3.00 CHANGE IN V –0.10 CHANGE IN V 2.75 –0.10 –0.15 2.50 –0.15 –0.20 2.25 –0.25 –0.20 2.00 0 125 250 375 500 625 750 2 10 18 26 34 42 2 10 18 26 34 42 OUTPUT CURRENT (mA) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 8607 G07 8607 G08 8607 G09 Rev. D For more information www.analog.com 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics 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. Efficiency (5V Output, Burst Mode Efficiency (5V Output, Burst Mode Efficiency (3.3V Output, Operation) Operation) Burst Mode Operation)
100 100 100 95 VIN = 12V 90 95 V 90 IN = 12V 80 90 VIN = 12V 85 70 85 VIN = 24V 80 60 80 VIN = 24V V 75 50 IN = 24V 75 70 40 70 EFFICIENCY (%) EFFICIENCY (%) EFFICIENCY (%) 65 30 65 60 SYNC = 0V OR LT8607 DFN 20 SYNC = 0V OR LT8607 DFN 60 SYNC = 0V OR LT8607 DFN L = 4.7µH 55 L = 4.7µH 10 L = 2.2µH 55 fSW = 2MHz fSW = 2MHz fSW = 2MHz 50 0 50 0 125 250 375 500 625 750 0.001 0.01 0.1 1 10 100 900 0 125 250 375 500 625 750 IOUT (mA) IOUT (mA) IOUT (mA) 8607 G01 8607 G02 8607 G03
Efficiency (3.3V Output, Burst Mode Operation) FB Voltage VOUT Voltage OUT
100 780 5.02 90 80 779 5.01 70 VIN = 12V TAGE (mV) TAGE (V) 60 778 5.00 50 VIN = 24V TION VOL TION VOL 40 777 4.99 EFFICIENCY (%) 30 20 SYNC = 0V OR LT8607 DFN 776 FB REGULA FB REGULA 4.98 L = 2.2µH 10 fSW = 2MHz 0 775 4.97 0.001 0.01 0.1 1 10 100 900 –50 –10 30 70 110 150 –50 –10 30 70 110 150 IOUT (mA) TEMPERATURE (°C) TEMPERATURE (°C) 8607 G04 8607 G05 8607 G06
No-Load Supply Current Load Regulation Line Regulation (3.3V Output Switching)
0.25 0.20 4.50 L = 2.2µH 0.20 0.15 4.25 SYNC = 0V OR LT8607 DFN 0.15 4.00 0.10 0.10 3.75 (%) (%) 0.05 0.05 3.50 OUT OUT 0.00 0.00 (µA) 3.25 I IN –0.05 –0.05 3.00 CHANGE IN V –0.10 CHANGE IN V 2.75 –0.10 –0.15 2.50 –0.15 –0.20 2.25 –0.25 –0.20 2.00 0 125 250 375 500 625 750 2 10 18 26 34 42 2 10 18 26 34 42 OUTPUT CURRENT (mA) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 8607 G07 8607 G08 8607 G09 Rev. D For more information www.analog.com 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
