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Richtek RT6278 | Demoboard EVB_ RT6278BHGQUF-00
23V, 8A, 500kHz ACOTTM Synchronous Step-Down Converter
Details
| Topologie | Abwärtswandler |
| Eingangsspannung | 4.5-23 V |
| Ausgang 1 | 3.3 V / 8 A |
| IC-Revision | EVB_ RT6278BHGQUF-00 |
Beschreibung
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
Eigenschaften
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
Weiterführende Informationen
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC(mΩ) | fres(MHz) | Material | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-HCI SMT-Hochstrominduktivität, 1.5 µH, 18 A | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-HCI SMT-Hochstrominduktivität | Induktivität1.5 µH | Performance Nennstrom18 A | Sättigungsstrom 16.5 A | Sättigungsstrom @ 30%17 A | Gleichstromwiderstand5.3 mΩ | Eigenresonanzfrequenz63 MHz | MaterialWE-PERM |