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Overview
| Topology | Buck Converter |
| Input voltage | 4.5-15.5 V |
| Switching frequency | 250-2000 kHz |
| IC revision | C |
Description
Wide input voltage range: 4.5 V to 15.5 V±1.5% output accuracy over full temperature range250 kHz to 2 MHz adjustable switching frequency withindividual ½× frequency optionPower regulationChannel 1 and Channel 2Programmable 2 A/4 A/6 A sync buck regulators withlow-side FET driversChannel 3 and Channel 4: 2.5 A sync buck regulatorsFlexible parallel operationSingle 12 A output (Channel 1 and Channel 2 in parallel)Single 5 A output (Channel 3 and Channel 4 in parallel)Low 1/f noise density40 μV rms at 0.8 VREF for 10 Hz to 100 kHzPrecision enable with 0.811 V accurate thresholdActive output discharge switchFPWM/PSM mode selectionFrequency synchronization input or outputPower-good flag for Channel 1 outputUVLO, OCP, and TSD protection48-lead, 7 mm × 7 mm LFCSP
Features
Wide input voltage range: 4.5 V to 15.5 V±1.5% output accuracy over full temperature range250 kHz to 2 MHz adjustable switching frequency withindividual ½× frequency optionPower regulationChannel 1 and Channel 2Programmable 2 A/4 A/6 A sync buck regulators withlow-side FET driversChannel 3 and Channel 4: 2.5 A sync buck regulatorsFlexible parallel operationSingle 12 A output (Channel 1 and Channel 2 in parallel)Single 5 A output (Channel 3 and Channel 4 in parallel)Low 1/f noise density40 μV rms at 0.8 VREF for 10 Hz to 100 kHzPrecision enable with 0.811 V accurate thresholdActive output discharge switchFPWM/PSM mode selectionFrequency synchronization input or outputPower-good flag for Channel 1 outputUVLO, OCP, and TSD protection48-lead, 7 mm × 7 mm LFCSP−40°C to +125°C operational junctional temperature range
Typical applications
- FPGA and processor applications
- Medical applications
- ,Small cell base stations
- Security and surveillance
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 744314076 | 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 | 0.76 | 22.9 | 8 | 15 | 2.25 | 200 | Superflux | ||
| 744314110 | 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 | 1.1 | 19.6 | 6 | 13 | 3.15 | 135 | Superflux | ||
| 744314200 | 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 | 2 | 13.8 | 4.5 | 9 | 5.85 | 68 | Superflux |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 744314076 | 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. | |
| 744314110 | 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. | |
| 744314200 | 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 |
|---|