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Details
| Topologie | Abwärts- und Aufwärtswandler |
| Eingangsspannung | 3-36 V |
| Schaltfrequenz | 1800-2200 kHz |
| Ausgang 1 | 8 V |
Beschreibung
he 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.Allegro / A4450 / Buck-Boost / 5V-2MHz / 1A
Eigenschaften
Automotive AEC-Q100 qualified
- Wide operating range of 3 to 36 VIN, 40 VIN maximum,covers automotive stop/start, cold crank, double battery,and load dump
- Regulated output can range from 3 to 8 V at up to 1 A DC
- Adjustable PWM switching frequency:250 kHz to 2.2 MHz
- PWM frequency can be synchronized to external clock:250 kHz to 2.4 MHz
- Frequency dithering helps reduce EMI/EMC
- Undervoltage protection
- Pin-to-pin and pin-to-ground tolerant at every pin
- Thermal shutdown protection
- Operating junction temperature range −40°C to 150°C
Typische Anwendungen
- Control Modules
- Infotainment
- Instrument Clusters
Weiterführende Informationen
Artikeldaten
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC max. (mΩ) | fres (MHz) | Montageart | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 74437368100 | SPEC | 9 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WE-LHMI SMT Speicherdrossel | 10 | 7 | 7.9 | 16.8 | 30 | 12 | SMT |
| Artikel Nr. | Datenblatt | Simulation | |
|---|---|---|---|
| 74437368100 | SPEC |
| Muster |
|---|
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC max. (mΩ) | fres (MHz) | Montageart | Muster |
|---|
