onsemi NCP3133A
NCP3133A is a fully integrated synchronous buck converter for 3.3 V and 5 V step−down applications. It can provide up to 3 A load current. The control scheme includes two operation modes: FCCM and automatic CCM/DCM.| Part No. | NCP3133A |
|---|---|
| Datasheet | NCP3133A Download |
| Manufacturer |  onsemi |
| Description | 3A Integrated Synchronous Buck Converter |
| Buy | Stock & Price |
FEATURES
● High Efficiency in both CCM and DCM● High Operation Frequency at 1.1 MHz
● Support MLCC Output Capacitor
● Small Footprint, 3 mm x 3 mm, 16−pin QFN Package
● Up to 3 A Continuous Output Current
● 2.9 V to 5.5 V Wide Conversion Voltage Range
● Output Voltage Range from 0.6 V to 0.84 X Vin
● Internal 400 ms Soft−Start
● Automatic Power−Saving Mode
● Voltage Mode Control
● Support Pre-bias Start−up Functionality
● Output Discharge Operation
● Over−Temperature Protection
● Built−in Over−Voltage, Under−Voltage and Over-Current Protection
● Power Good Indicator
● This is a Pb−Free Device
APPLICATIONS
● 5 V Step Down Rail● 3.3 V Step Down Rail 1 QFN16 3 x 3, 0.5P CASE 485DA SUGGESTED PIN ARRANGEMENT PGND PGND VIN VIN 16 15 14 13 EN 1 12 VDD NC 2 PGD 3 NCP3133A 11 AGND 10 FB VBST 4 9 COMP 5678 SW SW SW PS MARKING DIAGRAM 3133A ALYWG G 3133A A L Y W G = Specific Device Code = Assembly Location = Wafer Lot = Year = Work Week = Pb−Free Package (Note: Microdot may be in either locatio...
