Datasheet LT8614 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 42V, 4A Synchronous Step-Down Silent Switcher with 2.5μA Quiescent Current |
| Pages / Page | 24 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Start-Up Dropout Performance |
| Revision | F |
| File Format / Size | PDF / 1.8 Mb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Start-Up Dropout Performance
Model Line for this Datasheet
Text Version of Document
LT8614
TYPICAL PERFORMANCE CHARACTERISTICS Start-Up Dropout Performance Start-Up Dropout Performance
VIN VIN VIN VIN 2V/DIV 2V/DIV V V V OUT OUT OUT VOUT 2V/DIV 2V/DIV 100ms/DIV 8614 G37 100ms/DIV 8614 G38 2.5Ω LOAD 20Ω LOAD (2A IN REGULATION) (250mA IN REGULATION)
Radiated EMI Performance (CISPR25 Radiated Emission Test with Class 5 Peak Limits)
50 VERTICAL POLARIZATION 40 30 20 AMPLITUDE (dBµV/m) 10 LT8614 CLASS 5 PEAK 0 0 100 200 300 400 500 600 700 800 900 1000 FREQUENCY (MHz) 50 HORIZONTIAL POLARIZATION 40 30 20 AMPLITUDE (dBµV/m) 10 LT8614 CLASS 5 PEAK 0 0 100 200 300 400 500 600 700 800 900 1000 FREQUENCY (MHz) DC2019A DEMO BOARD (WITH EMI FILTER INSTALLED) 8614 G39 14VIN TO 5VOUT AT 4A, fSW = 2MHz Rev. F 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Applications Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS Start-Up Dropout Performance Start-Up Dropout Performance
VIN VIN VIN VIN 2V/DIV 2V/DIV V V V OUT OUT OUT VOUT 2V/DIV 2V/DIV 100ms/DIV 8614 G37 100ms/DIV 8614 G38 2.5Ω LOAD 20Ω LOAD (2A IN REGULATION) (250mA IN REGULATION)
Radiated EMI Performance (CISPR25 Radiated Emission Test with Class 5 Peak Limits)
50 VERTICAL POLARIZATION 40 30 20 AMPLITUDE (dBµV/m) 10 LT8614 CLASS 5 PEAK 0 0 100 200 300 400 500 600 700 800 900 1000 FREQUENCY (MHz) 50 HORIZONTIAL POLARIZATION 40 30 20 AMPLITUDE (dBµV/m) 10 LT8614 CLASS 5 PEAK 0 0 100 200 300 400 500 600 700 800 900 1000 FREQUENCY (MHz) DC2019A DEMO BOARD (WITH EMI FILTER INSTALLED) 8614 G39 14VIN TO 5VOUT AT 4A, fSW = 2MHz Rev. F 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Applications Related Parts
