Datasheet LTC3309A (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | 5V, 6A Synchronous Step-Down Silent Switcher in 2mm x 2mm LQFN |
| 页数 / 页 | 24 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless … |
| 文件格式/大小 | PDF / 3.0 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless otherwise noted. Start-Up Waveforms
该数据表的模型线
- LTC3309AEV#TRMPBF LTC3309AEV#TRPBF LTC3309AEV#WTRMPBF LTC3309AEV#WTRPBF LTC3309AHV#TRMPBF LTC3309AHV#TRPBF LTC3309AHV#WTRMPBF LTC3309AHV#WTRPBF LTC3309AIV#TRMPBF LTC3309AIV#TRPBF LTC3309AIV#WTRMPBF LTC3309AIV#WTRPBF LTC3309AJV#TRMPBF LTC3309AJV#TRPBF LTC3309AJV#WTRMPBF LTC3309AJV#WTRPBF LTC3309AMPV#TRMPBF LTC3309AMPV#TRPBF
文件文字版本
LTC3309A
TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless otherwise noted. Start-Up Waveforms Start-Up Waveforms Start-Up Waveforms Forced Continuous Mode Pulse Skip Mode Burst Mode Operation
EN EN EN 2V/DIV 2V/DIV 2V/DIV VOUT VOUT VOUT 500mV/DIV 500mV/DIV 500mV/DIV IL 1A/DIV IL 500mA/DIV IL 500mA/DIV PGOOD PGOOD PGOOD 5V/DIV 5V/DIV 5V/DIV 200µs/DIV 3309A G28 200µs/DIV 3309A G29 200µs/DIV 3309A G30 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, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation
SW SW 2V/DIV SW 2V/DIV 2V/DIV IL IL 200mA/DIV I 1A/DIV L 500mA/DIV V V OUT OUT VOUT 10mV/DIV 10mV/DIV 10mV/DIV 3309A G32 3309A G33 200ns/DIV 3309A G31 4µs/DIV 800ns/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 ILOAD = 1A ILOAD = 10mA ILOAD = 100mA
Load Transient Response, Load Transient Response, Load Transient Response, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation
ILOAD ILOAD ILOAD 2.5A/DIV 2.5A/DIV 2.5A/DIV IL 2A/DIV I I L L 2A/DIV 2A/DIV VOUT V 50mV/DIV OUT V 50mV/DIV OUT 50mV/DIV 10µs/DIV 3309A G34 10µs/DIV 3309A G35 10µs/DIV 3309A G36 3.3VIN TO 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN TO 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN TO 1.2VOUT, 2MHz TYPICAL APPLICATION COUT = 66µF, L = 220nH COUT = 66µF, L = 220nH COUT = 66µF, L = 220nH LOAD STEP: 0.1A TO 4.5A IN 1µs LOAD STEP: 0.1A TO 4.5A IN 1µs LOAD STEP: 0.1A TO 4.5A IN 1µs Rev. 0 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 Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS VIN = 3.3V, TA = 25°C, unless otherwise noted. Start-Up Waveforms Start-Up Waveforms Start-Up Waveforms Forced Continuous Mode Pulse Skip Mode Burst Mode Operation
EN EN EN 2V/DIV 2V/DIV 2V/DIV VOUT VOUT VOUT 500mV/DIV 500mV/DIV 500mV/DIV IL 1A/DIV IL 500mA/DIV IL 500mA/DIV PGOOD PGOOD PGOOD 5V/DIV 5V/DIV 5V/DIV 200µs/DIV 3309A G28 200µs/DIV 3309A G29 200µs/DIV 3309A G30 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, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation
SW SW 2V/DIV SW 2V/DIV 2V/DIV IL IL 200mA/DIV I 1A/DIV L 500mA/DIV V V OUT OUT VOUT 10mV/DIV 10mV/DIV 10mV/DIV 3309A G32 3309A G33 200ns/DIV 3309A G31 4µs/DIV 800ns/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 ILOAD = 1A ILOAD = 10mA ILOAD = 100mA
Load Transient Response, Load Transient Response, Load Transient Response, Forced Continuous Mode Pulse Skip Mode Burst Mode Operation
ILOAD ILOAD ILOAD 2.5A/DIV 2.5A/DIV 2.5A/DIV IL 2A/DIV I I L L 2A/DIV 2A/DIV VOUT V 50mV/DIV OUT V 50mV/DIV OUT 50mV/DIV 10µs/DIV 3309A G34 10µs/DIV 3309A G35 10µs/DIV 3309A G36 3.3VIN TO 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN TO 1.2VOUT, 2MHz TYPICAL APPLICATION 3.3VIN TO 1.2VOUT, 2MHz TYPICAL APPLICATION COUT = 66µF, L = 220nH COUT = 66µF, L = 220nH COUT = 66µF, L = 220nH LOAD STEP: 0.1A TO 4.5A IN 1µs LOAD STEP: 0.1A TO 4.5A IN 1µs LOAD STEP: 0.1A TO 4.5A IN 1µs Rev. 0 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 Typical Application Related Parts