The A8582 provides efficient and stable step-down conversion with a wide input voltage range (4.7V-36V) and up to 2A output current. Features current-mode control, adjustable switching frequency, and comprehensive protection.
Product Details
Product Details
Top Features
- Automotive AEC-Q100 qualified
- Wide operating voltage range: 4.7 to 36 V
- UVLO stop threshold is at 3.8 V (typ)
- Supports 40 V input for surge and load dump testing
- Capable of at least 2.0 A steady-state output current
- Adjustable output voltage as low as 0.8 V
- Internal 70 mΩ high-side switching MOSFET
- Adjustable switching frequency, fSW: 0.25 to 2.4 MHz
- Synchronization to external clock: 1.2 × fSW to 1.5 × fSW
- Sleep mode supply current less then 3 µA
- Soft start time externally set via the SS pin
- Very low no-load current, typically 3.5 mA
- Pre-bias startup compatible
- Power OK (POK) output
- Pulse-by-pulse current limiting (OCP)
- Hiccup mode short-circuit protection (HIC)
- Overtemperature protection (TSD)
- Overvoltage protection (OVP)
- Missing asynchronous diode (D1) protection
- Open-circuit and adjacent pin short-circuit tolerant
- Short-to-ground tolerant at every pin
- Externally adjustable compensation
- Stable with ceramic output capacitors
