
Analog Devices
GENERAL DESCRIPTION
The ADM1175 is an integrated hot swap controller and current sense amplifier that offers digital current and voltage monitoring via an on-chip, 12-bit analog-to-digital converter (ADC), communicated through an I2C interface.
FEATURES
Allows safe board insertion and removal from a live backplane
Controls supply voltages from 3.15 V to 16.5 V
Precision current sense amplifier
Precision voltage input
12-bit ADC for current and voltage readback
Charge pumped gate drive for external N-channel FET
Adjustable analog current limit with circuit breaker
±3% accurate hot swap current limit level
Fast response limits peak fault current
Automatic retry or latch-off on current fault
Programmable hot swap timing via TIMER pin
Active-high and active-low ON/ONB pin options
Convert start pin (CONV)
I2C® fast mode-compliant interface (400 kHz maximum)
10-lead MSOP
APPLICATIONS
Power monitoring/power budgeting
Central office equipment
Telecommunication and data communication equipment
PCs/servers