Datasheet Analog Devices LTC3315AEV#TRMPBF — 数据表

LTC3315A
Dual 5V, 2A Synchronous Step-Down
DC/DCs in 2mm × 2mm LQFN
FEATURES DESCRIPTION Dual Outputs Each with 2A Output Current
nn High Efficiency: 19mΩ NMOS and 75mΩ PMOS
nn Wide Bandwidth, Fast Transient Response
nn Switching Frequency Synchronizable Up to 3MHz
nn V Range: 2.25V to 5.5V
IN
nn V
OUT Range: 0.5V to VIN
nn V
OUT Accuracy: ±1%
nn Low Ripple Burst Mode® Operation
nn Peak Current Mode Control
nn Minimum On-Time: 25ns
nn Safely Tolerates Inductor Saturation in Overload
nn Shutdown Current: 1.2µA
nn Precision 400mV Enable Thresholds
nn Internal Soft-Start and Compensation
nn Power Good Output
nn Low Profile, Thermally Enhanced 12-Lead
2mm × 2mm × 0.74mm LQFN Package …

LTC3315A
Dual 5V, 2A Synchronous Step-Down
DC/DCs in 2mm × 2mm LQFN
FEATURES DESCRIPTION Dual Outputs Each with 2A Output Current
nn High Efficiency: 19mΩ NMOS and 75mΩ PMOS
nn Wide Bandwidth, Fast Transient Response
nn Switching Frequency Synchronizable Up to 3MHz
nn V Range: 2.25V to 5.5V
IN
nn V
OUT Range: 0.5V to VIN
nn V
OUT Accuracy: ±1%
nn Low Ripple Burst Mode® Operation
nn Peak Current Mode Control
nn Minimum On-Time: 25ns
nn Safely Tolerates Inductor Saturation in Overload
nn Shutdown Current: 1.2µA
nn Precision 400mV Enable Thresholds
nn Internal Soft-Start and Compensation
nn Power Good Output
nn Low Profile, Thermally Enhanced 12-Lead
2mm × 2mm × 0.74mm LQFN Package The LTC®3315A features dual 2A monolithic synchronous step-down converters operating from a 2.25V to …