Datasheet LTC3307A (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | 5V, 3A Synchronous Step-Down Silent Switcher in 2mm × 2mm LQFN |
| Páginas / Página | 26 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 3.2 Mb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless otherwise noted. Start-Up Waveforms. Start–Up W. aveforms
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LTC3307A
TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless otherwise noted. Start-Up Waveforms Start–Up W aveforms Start-Up Waveforms Start–Up W aveforms Start-Up Waveforms Start–Up W aveforms Forced Continuous Mode Pulse Skip Mode Burst Mode Burst Mode Operation
EN EN EN 2V/DIV 2V/DIV 2V/DIV V V OUT VOUT OUT 500mV/DIV 500mV/DIV 500mV/DIV IL 500mA/DIV IL I 250mA/DIV L 250mA/DIV PGOOD PGOOD PGOOD 2V/DIV 2V/DIV 2V/DIV 3307A G30 200µs/DIV 3307A G28 200µs/DIV 3307A G29 200µs/DIV 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION RLOAD = 120Ω RLOAD = 120Ω RLOAD = 120Ω
Switching Waveforms, Switching Waveforms, Switching Waveforms, aveforms, Switching Waveforms, aveforms, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation Burst Mode Operation
SW 5V/DIV SW SW 2V/DIV 2V/DIV IL I 500mA/DIV L 200mA/DIV IL VOUT 500mA/DIV 5mV/DIV VOUT V 10mV/DIV OUT 10mV/DIV 200ns/DIV 3307A G31 4µs/DIV 3307A G32 800ns/DIV 3307A G33 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION 5.0VIN to 1.2VOUT, 2MHz APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION ILOAD = 500mA ILOAD = 2mA ILOAD = 50mA
Load Transient Response, Load Transient Response, Load Transient Response, Load Transient Response, Load Transient Response, Load Transient Response, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation Burst Mode Operation
ILOAD ILOAD ILOAD 2A/DIV 2A/DIV 2A/DIV I I L L IL 2A/DIV 2A/DIV 2A/DIV VOUT VOUT VOUT 50mV/DIV 50mV/DIV 50mV/DIV 10µs/DIV 3307A G34 10µs/DIV 3307A G35 10µs/DIV 3307A G36 3.3V 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION IN to 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION C COUT = 30µF, L = 470nH OUT = 30µF, L = 470nH COUT = 30µF, L = 470nH LOAD STEP: 50mA TO 2.25A (10A/uS) LOAD STEP: 50mA TO 2.25A (10A/uS) LOAD STEP: 50mA TO 2.25A (10A/uS) 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 Typical Applications Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless otherwise noted. Start-Up Waveforms Start–Up W aveforms Start-Up Waveforms Start–Up W aveforms Start-Up Waveforms Start–Up W aveforms Forced Continuous Mode Pulse Skip Mode Burst Mode Burst Mode Operation
EN EN EN 2V/DIV 2V/DIV 2V/DIV V V OUT VOUT OUT 500mV/DIV 500mV/DIV 500mV/DIV IL 500mA/DIV IL I 250mA/DIV L 250mA/DIV PGOOD PGOOD PGOOD 2V/DIV 2V/DIV 2V/DIV 3307A G30 200µs/DIV 3307A G28 200µs/DIV 3307A G29 200µs/DIV 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION RLOAD = 120Ω RLOAD = 120Ω RLOAD = 120Ω
Switching Waveforms, Switching Waveforms, Switching Waveforms, aveforms, Switching Waveforms, aveforms, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation Burst Mode Operation
SW 5V/DIV SW SW 2V/DIV 2V/DIV IL I 500mA/DIV L 200mA/DIV IL VOUT 500mA/DIV 5mV/DIV VOUT V 10mV/DIV OUT 10mV/DIV 200ns/DIV 3307A G31 4µs/DIV 3307A G32 800ns/DIV 3307A G33 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION 5.0VIN to 1.2VOUT, 2MHz APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION ILOAD = 500mA ILOAD = 2mA ILOAD = 50mA
Load Transient Response, Load Transient Response, Load Transient Response, Load Transient Response, Load Transient Response, Load Transient Response, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation Burst Mode Operation
ILOAD ILOAD ILOAD 2A/DIV 2A/DIV 2A/DIV I I L L IL 2A/DIV 2A/DIV 2A/DIV VOUT VOUT VOUT 50mV/DIV 50mV/DIV 50mV/DIV 10µs/DIV 3307A G34 10µs/DIV 3307A G35 10µs/DIV 3307A G36 3.3V 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION IN to 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN to 1.2VOUT, 2MHz TYPICAL APPLICATION C COUT = 30µF, L = 470nH OUT = 30µF, L = 470nH COUT = 30µF, L = 470nH LOAD STEP: 50mA TO 2.25A (10A/uS) LOAD STEP: 50mA TO 2.25A (10A/uS) LOAD STEP: 50mA TO 2.25A (10A/uS) 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 Typical Applications Package Description Revision History Typical Application Related Parts