Datasheet LT8636 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 42V, 5A/7A Peak Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current |
| Pages / Page | 26 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Switching Waveforms, Full. Switching … |
| Revision | A |
| File Format / Size | PDF / 2.1 Mb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Switching Waveforms, Full. Switching Waveforms, Burst. Switching Rising Edge
Text Version of Document
LT8636
TYPICAL PERFORMANCE CHARACTERISTICS Switching Waveforms, Full Switching Waveforms, Burst Switching Rising Edge Frequency Continuous Operation Mode Operation
IL 1A/DIV IL 500mA/DIV VSW 2V/DIV VSW 5V/DIV VSW 5V/DIV 8636 G40 8636 G41 2ns/DIV 8636 G39 500ns/DIV 5µs/DIV VIN = 12V FRONT PAGE APPLICATION FRONT PAGE APPLICATION ILOAD = 2A 12VIN TO 5VOUT AT 1A 12VIN TO 5VOUT AT 10mA VSYNC = 0V
Transient Response; 2A to 4A Transient Response; 100mA to Switching Waveforms Transient 1.1A Transient
ILOAD ILOAD 2A/DIV 1A/DIV IL 1A/DIV Burst Mode OPERATION VOUT V 100mV/DIV OUT V 100mV/DIV SW 10V/DIV FCM 8636 G43 8636 G45 500ns/DIV 8636 G42 20µs/DIV 50µs/DIV FRONT PAGE APPLICATION FRONT PAGE APPLICATION FRONT PAGE APPLICATION 36VIN TO 5VOUT AT 1A 2A TO 4A TRANSIENT 100mA TO 1.1A TRANSIENT 12VIN, 5VOUT 12VIN, 5VOUT, fSW = 1MHz fSW = 2MHz COUT = 100µF COUT = 100µF, CLEAD = 10pF
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 8636 G47 100ms/DIV 8636 G48 2.5Ω LOAD 20Ω LOAD (2A IN REGULATION) (250mA IN REGULATION) Rev. A 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information 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 Switching Waveforms, Full Switching Waveforms, Burst Switching Rising Edge Frequency Continuous Operation Mode Operation
IL 1A/DIV IL 500mA/DIV VSW 2V/DIV VSW 5V/DIV VSW 5V/DIV 8636 G40 8636 G41 2ns/DIV 8636 G39 500ns/DIV 5µs/DIV VIN = 12V FRONT PAGE APPLICATION FRONT PAGE APPLICATION ILOAD = 2A 12VIN TO 5VOUT AT 1A 12VIN TO 5VOUT AT 10mA VSYNC = 0V
Transient Response; 2A to 4A Transient Response; 100mA to Switching Waveforms Transient 1.1A Transient
ILOAD ILOAD 2A/DIV 1A/DIV IL 1A/DIV Burst Mode OPERATION VOUT V 100mV/DIV OUT V 100mV/DIV SW 10V/DIV FCM 8636 G43 8636 G45 500ns/DIV 8636 G42 20µs/DIV 50µs/DIV FRONT PAGE APPLICATION FRONT PAGE APPLICATION FRONT PAGE APPLICATION 36VIN TO 5VOUT AT 1A 2A TO 4A TRANSIENT 100mA TO 1.1A TRANSIENT 12VIN, 5VOUT 12VIN, 5VOUT, fSW = 1MHz fSW = 2MHz COUT = 100µF COUT = 100µF, CLEAD = 10pF
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 8636 G47 100ms/DIV 8636 G48 2.5Ω LOAD 20Ω LOAD (2A IN REGULATION) (250mA IN REGULATION) Rev. A 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Applications Related Parts
