Allegro Microsystems A4450

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 voltageAllegro / A4450 / 8V-2MHz/1A / Buck Boost

Eigenschaften

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

• Infotainment
• Instrument Clusters
• Control Modules

Weiterführende Informationen

• Produktseite des IC-Herstellers