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Details
| Topologie | Abwärts- und Aufwärtswandler |
| Eingangsspannung | 3-36 V |
| Ausgang 1 | 8 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.It is Allegro / A4450 / 8V-500kHz/1A / Buck Boost
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
- Instrument Clusters
- Control Modules
- Infotainment
Weiterführende Informationen
Artikeldaten
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L (µH) | ISAT1 (A) | ISAT,30% (A) | IR,40K (A) | IRP,40K (A) | RDC max. (mΩ) | fres (MHz) | Bauform | Version | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 7447709470 | SPEC | 8 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WE-PD Speicherdrossel | 47 | 4.5 | 5.5 | 3.8 | 4.9 | 60 | 6.5 | 1210 | Standard |
| Artikel Nr. | Datenblatt | Simulation | |
|---|---|---|---|
| 7447709470 | SPEC |
| Muster |
|---|
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L (µH) | ISAT1 (A) | ISAT,30% (A) | IR,40K (A) | IRP,40K (A) | RDC max. (mΩ) | fres (MHz) | Bauform | Version | Muster |
|---|