Description

The ADM1178-1ARMZ-R7 is an integrated hotswap controller and current sense amplifier designed for electronic components and devices. It offers digital current and voltage monitoring via an on-chip 12-bit ADC, which is communicated through an I2C interface. This product is categorized as Hot Swap Controllers, which allow for safe board insertion and removal from a live backplane. With a range of supply voltages from 3.15V to 14V, it also offers precision current and voltage inputs to ensure a smooth and safe operation of electronic devices.

Specifications and features

• Precision current sense amplifier
• 12-bit ADC for current and voltage readback
• Charge pumped gate drive for external N-FET switch
• Adjustable analog current limit with circuit breaker
• Fast response limits peak fault current
• Automatic retry or latch-off on current fault
• Programmable hot swap timing via TIMER pin
• Active-high ON pin
• AlertB pin for overcurrent interrupt
• I2C Fast Mode compliant interface (400 KHz max)
• 10-lead MSOP package

Application Scenarios

The ADM1178 can be used in various applications such as power monitoring, power budgeting, and in central office and telecommunication/datacommunication equipment. It can also be applied in PC/servers scenarios.

Comparison

• Offers digital current and voltage monitoring for electronic components
• Precision current and voltage inputs ensure a smooth and safe operation of electronic devices
• Adjustable current limit with a circuit breaker provides a safe operation for electronic components.
• Fast response limits peak fault current.
• Programmable hot swap timing via TIMER pin ensures an immediate and safe operation of electronic components.
• I2C Fast Mode compliant interface allows for optimized data exchange, up to 400 KHz max.

• Only compatible with 10-lead MSOP package.
• A limited range of supply voltages (3.15V to 14V).