Datasheet LT8614 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | 42V, 4A Synchronous Step-Down Silent Switcher with 2.5μA Quiescent Current |
| 页数 / 页 | 24 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Start-Up Dropout Performance |
| 修订版 | E |
| 文件格式/大小 | PDF / 1.5 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Start-Up Dropout Performance
文件文字版本
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 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 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