Description
The ADP5043 combines one high performance buck regulator and one low dropout (LDO) regulator in a small 20-lead LFCSP to meet demanding performance and board space requirements.
Features
- Input voltage range: 2.3 V to 5.5 V One 800 mA buck regulator One 300 mA LDO 20-lead, 4 mm × 4 mm LFCSP package Initial regulator accuracy: ±1% Overcurrent and thermal protection Soft start Undervoltage lockout Open-drain processor reset with threshold monitoring ±1.5% threshold accuracy over the full temperate range Guaranteed reset output valid to VCC = 1 V Dual watchdog for secure systems
Watchdog 1 controls reset Watchdog 2 controls reset and regulators power cycle Buck regulator key specifi.
ADP5043-AnalogDevices.pdf
