Topology | Buck Converter |
Input voltage | 12 V |
Switching frequency | 250-2000 kHz |
Output 1 | 1.5 V / 2.5 A |
IC revision | C |
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
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
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 | |
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![]() | 744311330 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-HCI SMT Flat Wire High Current Inductor | 3.3 | 8.1 | 4.5 | 11 | 17.2 | 43 | Superflux |
Samples |
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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 |
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