Datasheet LT8610A, LT8610AB (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | 42V, 3.5A Synchronous Step-Down Regulator with 2.5μA Quiescent Current |
| Pages / Page | 26 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS. LT8610AB Efficiency at 5VOUT. … |
| File Format / Size | PDF / 382 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. LT8610AB Efficiency at 5VOUT. LT8610AB Efficiency at 3.3VOUT
Text Version of Document
LT8610A/LT8610AB Series
TYPICAL PERFORMANCE CHARACTERISTICS LT8610AB Efficiency at 5VOUT LT8610AB Efficiency at 5VOUT LT8610AB Efficiency at 3.3VOUT
100 100 100 95 90 95 90 90 80 85 85 80 70 80 f 75 SW = 700kHz f 60 75 SW = 700kHz L = IHLP-2020BZ-01, 4.7µH fSW = 700kHz 70 L = IHLP-2020BZ-01, 4.7µH 70 L = IHLP-2020BZ-01, 4.7µH EFFICIENCY (%) EFFICIENCY (%) 50 EFFICIENCY (%) 65 65 40 60 V 60 IN = 12V VIN = 12V VIN = 12V 55 VIN = 24V 30 VIN = 24V 55 VIN = 24V VIN = 36V VIN = 36V VIN = 36V 50 20 50 0 0.5 1 1.5 2 2.5 3 3.5 0.01 0.1 1 10 100 1000 0 0.5 1 1.5 2 2.5 3 3.5 LOAD CURRENT (A) LOAD CURRENT (mA) LOAD CURRENT (A) 8610ab G01 8610ab G03 8610ab G02
LT8610AB Efficiency at 3.3VOUT LT8610A Efficiency at 5VOUT LT8610A Efficiency at 5VOUT
100 100 100 90 95 90 90 80 80 85 70 80 70 f 60 fSW = 700kHz 75 60 SW = 700kHz L = IHLP-2020BZ-01, 4.7µH fSW = 700kHz L = IHLP-2020BZ-01, 4.7µH 70 L = IHLP-2020BZ-01, 4.7µH EFFICIENCY (%) 50 EFFICIENCY (%) EFFICIENCY (%) 50 65 40 40 V 60 IN = 12V VIN = 12V V 30 IN = 12V V 30 IN = 24V 55 VIN = 24V VIN = 24V VIN = 36V VIN = 36V VIN = 36V 20 50 20 0.01 0.1 1 10 100 1000 0 0.5 1 1.5 2 2.5 3 3.5 0.01 0.1 1 10 100 1000 LOAD CURRENT (mA) LOAD CURRENT (A) LOAD CURRENT (mA) 8610ab G04 8610ab G42 8610ab G43
LT8610A/LT8610AB LT8610A Efficiency at 3.3VOUT LT8610A Efficiency at 3.3VOUT Efficiency vs Frequency at 1A
100 100 100 fSW = 700kHz VOUT = 3.3V 95 90 L = IHLP-2020BZ-01, 4.7µH 95 L = IHLP-2020BZ-01, 4.7µH 90 80 90 85 80 70 85 75 f 60 80 SW = 700kHz 70 L = IHLP-2020BZ-01, 4.7µH EFFICIENCY (%) EFFICIENCY (%) 50 75 EFFICIENCY (%) 65 40 70 60 VIN = 12V VIN = 12V 30 55 V 65 V IN = 24V VIN = 24V IN = 12V V V IN = 36V VIN = 36V IN = 24V 50 20 60 0 0.5 1 1.5 2 2.5 3 3.5 0.01 0.1 1 10 100 1000 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 LOAD CURRENT (A) LOAD CURRENT (mA) SWITCHING FREQUENCY (MHz) 8610ab G44 8610ab G45 8610ab G05 8610abfa For more information www.linear.com/LT8610A 5 Document Outline Features Applications Description 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 LT8610AB Efficiency at 5VOUT LT8610AB Efficiency at 5VOUT LT8610AB Efficiency at 3.3VOUT
100 100 100 95 90 95 90 90 80 85 85 80 70 80 f 75 SW = 700kHz f 60 75 SW = 700kHz L = IHLP-2020BZ-01, 4.7µH fSW = 700kHz 70 L = IHLP-2020BZ-01, 4.7µH 70 L = IHLP-2020BZ-01, 4.7µH EFFICIENCY (%) EFFICIENCY (%) 50 EFFICIENCY (%) 65 65 40 60 V 60 IN = 12V VIN = 12V VIN = 12V 55 VIN = 24V 30 VIN = 24V 55 VIN = 24V VIN = 36V VIN = 36V VIN = 36V 50 20 50 0 0.5 1 1.5 2 2.5 3 3.5 0.01 0.1 1 10 100 1000 0 0.5 1 1.5 2 2.5 3 3.5 LOAD CURRENT (A) LOAD CURRENT (mA) LOAD CURRENT (A) 8610ab G01 8610ab G03 8610ab G02
LT8610AB Efficiency at 3.3VOUT LT8610A Efficiency at 5VOUT LT8610A Efficiency at 5VOUT
100 100 100 90 95 90 90 80 80 85 70 80 70 f 60 fSW = 700kHz 75 60 SW = 700kHz L = IHLP-2020BZ-01, 4.7µH fSW = 700kHz L = IHLP-2020BZ-01, 4.7µH 70 L = IHLP-2020BZ-01, 4.7µH EFFICIENCY (%) 50 EFFICIENCY (%) EFFICIENCY (%) 50 65 40 40 V 60 IN = 12V VIN = 12V V 30 IN = 12V V 30 IN = 24V 55 VIN = 24V VIN = 24V VIN = 36V VIN = 36V VIN = 36V 20 50 20 0.01 0.1 1 10 100 1000 0 0.5 1 1.5 2 2.5 3 3.5 0.01 0.1 1 10 100 1000 LOAD CURRENT (mA) LOAD CURRENT (A) LOAD CURRENT (mA) 8610ab G04 8610ab G42 8610ab G43
LT8610A/LT8610AB LT8610A Efficiency at 3.3VOUT LT8610A Efficiency at 3.3VOUT Efficiency vs Frequency at 1A
100 100 100 fSW = 700kHz VOUT = 3.3V 95 90 L = IHLP-2020BZ-01, 4.7µH 95 L = IHLP-2020BZ-01, 4.7µH 90 80 90 85 80 70 85 75 f 60 80 SW = 700kHz 70 L = IHLP-2020BZ-01, 4.7µH EFFICIENCY (%) EFFICIENCY (%) 50 75 EFFICIENCY (%) 65 40 70 60 VIN = 12V VIN = 12V 30 55 V 65 V IN = 24V VIN = 24V IN = 12V V V IN = 36V VIN = 36V IN = 24V 50 20 60 0 0.5 1 1.5 2 2.5 3 3.5 0.01 0.1 1 10 100 1000 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 LOAD CURRENT (A) LOAD CURRENT (mA) SWITCHING FREQUENCY (MHz) 8610ab G44 8610ab G45 8610ab G05 8610abfa For more information www.linear.com/LT8610A 5 Document Outline Features Applications Description 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
