Quad
Voltage Monitor and Sequencer ADM1185
FEATURES
Powered from 2.
7 V to 5.
5 V on the VCC pin Monitors 4 supplies via 0.
8% accurate comparators Logical core with internal timeouts provides power supply
sequencing and fault protection 4 inputs can be programmed to monitor different
voltage
levels with resistor dividers 3 open-drain enable outputs Open-drain power-good output (PWRGD) 10-lead MSOP
APPLICATIONS
Monitor and alarm functions Power supply sequencing Telecommunication and data communication equipment PCs/servers
FUNCTIONAL BLOCK DIAGRAM
VCC
VIN1 VIN2 VIN3 VIN4
ADM1185
REF = 0.
6V REF = 0.
6V REF = 0.
6V REF = 0.
6V
POWER AND REFERENCE
REF = 0.
6V
GENERATOR
STATE MACHINE
CORE
OUT...