ADM1278-1BCPZ-RL

Programmable Features:	Auto Retry, Current Limit, Fault Timeout, Latched Fault, OVP, Slew Rate, UVLO
Base Part Number:	ADM1278
Feature Pins:	--
Supplier Device Package:	32-LFCSP-WQ (5x5)
Package / Case:	32-WFQFN Exposed Pad, CSP
Mounting Type:	Surface Mount
Current - Supply:	5.5mA
Operating Temperature:	-40°C ~ 85°C
Current - Output (Max):	--
Voltage - Supply:	4.5 V ~ 20 V
Series:	--
Features:	PMBus
Applications:	General Purpose
Internal Switch(s):	No
Number of Channels:	1
Type:	Hot Swap Controller, Monitor
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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ADM1278-1BCPZ-RL is a PMIC, specifically a Hot Swap Controllers family type of device, produced by Analog Devices Inc. This particular Hot Swap Controller is a voltage monitoring device specially developed for board-level hot-swapping applications. Hot-swapping is a process where a device can be connected to a system while all of the other components remain powered and active, this is mainly done to increase the life and performance of all the components connected to the system.ADM1278-1BCPZ-RL has a range of features which make it especially suitable for board-level hot-swapping applications. This device features real-time load equalization, this large range of actual load handling capabilities allows the device to be used in a wide range of application scenarios. The ADM1278-1BCPZ-RL also has status and health monitoring capabilities, as well as a built in I²C interface for communications between devices. Additionally, this device has a wide operating temperature range and quite low standby current requirements when compared to its peers.The working principle of the ADM1278-1BCPZ-RL is quite simple. The device constantly monitors the input voltage of its power supply and if the voltage drops below a specified level or rises above a specific level, the ADM1278-1BCPZ-RL will automatically disconnect the device from the power source to avoid damage. After disconnection, the device will then monitor the voltage level of the input power and will only reconnect the device once it has met the specified range of acceptable thresholds. The ADM1278-1BCPZ-RL then provides a signal to the I²C device, thus allowing other components within the system to detect any potential changes.Due to its wide range of features and performance advantages, the ADM1278-1BCPZ-RL is especially suitable for board-level hot-swapping applications. With its low standby current requirement, real-time load equalization, and voltage monitoring capabilities, the ADM1278-1BCPZ-RL is able to provide the necessary protection and reliability needed for mobile devices and other portable electronics. In addition, its light weight, small size and low power requirements make the ADM1278-1BCPZ-RL a great choice for embedded applications. Overall, the ADM1278-1BCPZ-RL is a great choice for board-level Hot Swap Controllers applications.

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