Datasheet LTC3315A (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm × 2mm LQFN |
| Pages / Page | 22 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VIN = 3.3V, unless … |
| File Format / Size | PDF / 1.6 Mb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VIN = 3.3V, unless otherwise noted. Transient Response, Pulse Skip
Text Version of Document
LTC3315A
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VIN = 3.3V, unless otherwise noted. Transient Response, Pulse Skip Transient Response, Burst Mode Mode Transient Response, FC Mode Operation
ILOAD ILOAD ILOAD 1A/DIV 1A/DIV 1A/DIV IL IL IL 1A/DIV 1A/DIV 1A/DIV VOUT VOUT VOUT 50mV/DIV 50mV/DIV 50mV/DIV LOAD STEP: 0.1A TO 1.5A, 5A/µs LOAD STEP: 0.1A TO 1.5A, 5A/µs LOAD STEP: 0.1A TO 1.5A, 5A/µs 10µs/DIV 3315ab G32 10µs/DIV 3315ab G33 10µs/DIV 3315ab G34 REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V
Startup Transient, Pulse Skip Mode Startup Transient, FC Mode Startup Transient, Burst Mode
EN EN EN 2V/DIV 2V/DIV 2V/DIV VOUT VOUT V 500mV/DIV OUT 500mV/DIV 500mV/DIV IL IL 500mA/DIV IL 500mA/DIV 500mA/DIV PGOOD RLOAD = 120Ω PGOOD RLOAD = 120Ω PGOOD RLOAD = 120Ω 5V/DIV 5V/DIV 5V/DIV 200µs/DIV 3315ab G35 200µs/DIV 3315ab G36 200µs/DIV 3315ab G37 REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V Rev. 0 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VIN = 3.3V, unless otherwise noted. Transient Response, Pulse Skip Transient Response, Burst Mode Mode Transient Response, FC Mode Operation
ILOAD ILOAD ILOAD 1A/DIV 1A/DIV 1A/DIV IL IL IL 1A/DIV 1A/DIV 1A/DIV VOUT VOUT VOUT 50mV/DIV 50mV/DIV 50mV/DIV LOAD STEP: 0.1A TO 1.5A, 5A/µs LOAD STEP: 0.1A TO 1.5A, 5A/µs LOAD STEP: 0.1A TO 1.5A, 5A/µs 10µs/DIV 3315ab G32 10µs/DIV 3315ab G33 10µs/DIV 3315ab G34 REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V
Startup Transient, Pulse Skip Mode Startup Transient, FC Mode Startup Transient, Burst Mode
EN EN EN 2V/DIV 2V/DIV 2V/DIV VOUT VOUT V 500mV/DIV OUT 500mV/DIV 500mV/DIV IL IL 500mA/DIV IL 500mA/DIV 500mA/DIV PGOOD RLOAD = 120Ω PGOOD RLOAD = 120Ω PGOOD RLOAD = 120Ω 5V/DIV 5V/DIV 5V/DIV 200µs/DIV 3315ab G35 200µs/DIV 3315ab G36 200µs/DIV 3315ab G37 REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: REFER TO BUCK 1 IN TYPICAL APPLICATION: DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK DUAL 1.2V AND 0.8V 2MHz, 2A BUCK REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V REGULATORS, VIN = 3.3V Rev. 0 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
