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Richtek RT6278 | Demoboard EVB_ RT6278BHGQUF-00
23V, 8A, 500kHz ACOTTM Synchronous Step-Down Converter
Overview
| Topology | Buck Converter |
| Input voltage | 4.5-23 V |
| Output 1 | 3.3 V / 8 A |
| IC revision | EVB_ RT6278BHGQUF-00 |
Description
The RT6278B is an advanced constant on-time (ACOT™) mode synchronous buck converter. The main control loopof the RT6278B using an advanced constant on-time (ACOT™) mode control which provides a very fast transientresponse. The RT6278B operates from 4.5V to 23V input voltage, the output voltage can be programmed between0.6V to 5.1V.EVB_ RT6278BHGQUF-00
Features
Input Voltage Range : 4.5V to 23V 8A Output Current ACOT™ Mode Performs Fast Transient Response ACOT™ Architecture to Enable All MLCC Output Capacitor Usage Fixed 500kHz Switching Frequency High Efficient Internal Power MOSFET Switch 24mΩ (High-Side) and 12mΩ (Low-Side) Adjustable Output Voltage from 0.6V to 5.1V Pre-biased Soft-Start Cycle-by-Cycle Over-Current Protection Input Under-Voltage Lockout Thermal Shutdown Protection Output Over/Under-Voltage Protection
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 7443552150 | 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 | 1.5 | 18 | 6.5 | 17 | 5.3 | 63 | WE-PERM |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 7443552150 | 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 |
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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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