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Details
| Topologie | Abwärts- und Aufwärtswandler |
| Eingangsspannung | 3-36 V |
| Ausgang 1 | 5 V / 1 A |
| IC-Revision | --- |
Beschreibung
The A4450 is a power management IC that can implementeither a buck or buck-boost regulator to efficiently convertautomotive battery voltages into a tightly regulated voltage. Itincludes control, diagnostics, and protection functions
Eigenschaften
Automotive AEC-Q100 qualifiedWide operating range of 3 to 36 VIN, 40 VIN maximum, covers automotive stop/start, cold crank, double battery, and load dumpRegulated output can range from 3 to 8 V at up to 1 A DCAdjustable PWM switching frequency: 250 kHz to 2.2 MHzPWM frequency can be synchronized to external clock: 250 kHz to 2.4 MHzFrequency dithering helps reduce EMI/EMCUndervoltage protectionPin-to-pin and pin-to-ground tolerant at every pinThermal shutdown protectionOperating junction temperature range −40°C to 150°C
Typische Anwendungen
- Instrument Clusters
- Infotainment
- Control Modules
Weiterführende Informationen
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L(µH) | IRP,40K(A) | RDC max.(mΩ) | fres(MHz) | Bauform | Version | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-PD SMT-Speicherdrossel, 33 µH, 5.5 A | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-PD SMT-Speicherdrossel | Induktivität33 µH | Performance Nennstrom5.5 A | Gleichstromwiderstand45 mΩ | Eigenresonanzfrequenz8.5 MHz | Bauform1210 | VersionGestanzt |