Datasheet Analog Devices ADP2105ACPZ-1.8-R7 — 数据表

1 A/1.5 A/2 A Synchronous,
Step-Down DC-to-DC Converters
ADP2105/ADP2106/ADP2107 Data Sheet
FEATURES GENERAL DESCRIPTION Extremely high 97% efficiency
Ultralow quiescent current: 20 μA
1.2 MHz switching frequency
0.1 μA shutdown supply current
Maximum load current
ADP2105: 1 A
ADP2106: 1.5 A
ADP2107: 2 A
Input voltage: 2.7 V to 5.5 V
Output voltage: 0.8 V to VIN
Maximum duty cycle: 100%
Smoothly transitions into low dropout (LDO) mode
Internal synchronous rectifier
Small 16-lead 4 mm × 4 mm LFCSP package
Optimized for small ceramic output capacitors
Enable/shutdown logic input
Undervoltage lockout
Soft start
Supported by ADIsimPower™ design tool The ADP2105/ADP2106/ADP2107 are low quiescent current,
synchronous, step-down dc-to-dc converters in a compact 4 mm × …