Datasheet Analog Devices ADP2311ACPZ-4-R7 — 数据表

Dual 1 A, 18 V, Synchronous Step-Down
Regulator with Fail-Safe Voltage Monitoring ADP2311 Data Sheet TYPICAL APPLICATION CIRCUIT Input voltage: 4.5 V to 18 V
±1.0% output accuracy
Integrated MOSFET: 110 mΩ/60 mΩ typical
Continuous output current: 1 A/1 A
Power fail comparator generates warning
Power-on reset with programmable delay timer
Adjustable voltage monitor for power-down (Channel 2)
Watchdog refresh input
Dual phase with 180° out-of-phase operation
Fixed switching frequency: 300 kHz
Internal compensation and soft start
Stable with low ESR output ceramic capacitors
Precision enable input
Power feedback during power-off
UVLO, OCP, OVP, and thermal shutdown protection PFO POR WDI
EN
PVIN1 VIN RSTO
RVM2_TOP PFI CIN2 VM2 RPFI_BOT RVM2_BOT
BST1 C1BST
VOUT1 VIN PVIN2 RPFI_TOP CIN1 ADP2311 BST2
SW2
PGND2 SW1 …