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Monolithic Power Systems NB675 | Demoboard EVNB675-L-00A
24V, High Current Synchronous Buck Converter With +/-1.5A LDO and Buffed Reference
Overview
| Topology | Buck Converter |
| Input voltage | 5-22 V |
| Output 1 | 1.2 V / 10 A |
| IC revision | 1.1 |
Description
DESCRIPTIONThe EVNB675-L-00A is an evaluation board forthe NB675GL, the lower quiescent currentversion of NB675.The Evaluation Board can deliver 10Acontinuous load current from a 5V to 22V inputwith excellent load and line regulation.Constant-On-Time (COT) control modeprovides fast transient response and eases loopstabilization.The Evaluation Board can be turned on or shutdown via a remote ON/OFF input that isreference to ground. This input is compatiblewith popular logic devices.This part requires minimum number of externalcomponents and is available in QFN21(3mmx4mm) package
Features
Wide 5V to 24V Operating Input Range
- 10A Continous Output Current
- 12A Peak Output Current
- Built-in +/- 1.5A VTTLDO
- Low RDS(ON) Internal Power MOSFETs
- Proprietary Switching Loss ReductionTechnique
- Internal Soft Start
- Output Discharge
- 500kHZ Switching Frequency
- OCP, OVP, UVP Protection and ThermalShutdown
- VDDQ Adjustable from 0.604V to 5.5V
Typical applications
- Personal Video Recorders, Flat Panel Television and Monitors
- Laptop Computer, Tablet PC
- Networking Systems, Server
- Distributed Power Systems
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC (mΩ) | fres (MHz) | Material | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 744325120 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-HCI SMT Flat Wire High Current Inductor | 1.2 | 32.6 | 12 | 25 | 1.8 | 75 | Superflux |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 744325120 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC (mΩ) | fres (MHz) | Material | Samples |
|---|