UCD9080RHBR

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UCD9080RHBR

+BOM

IC SUPERVISOR 8 CHANNEL 32VQFN

  • ManufacturerTexas Instruments

  • Mfr. Part #UCD9080RHBR

  • Package VQFN-32

  • In Stock6949

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Sequencer
NumberofVoltagesMonitored 8
Voltage-Threshold Adjustable/Selectable
Reset Active High/Active Low
ResetTimeout 2µs Minimum
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 32-VFQFN Exposed Pad

Overview

Description

The UCD9080RHBR is a power supply sequencer and monitor integrated circuit (IC) designed by Texas Instruments. It is part of the UCD90xx family, which provides advanced power management features for complex systems. The UCD9080RHBR is equipped with 8 voltage rails and can sequence, supervise, and monitor these rails in applications requiring precise power management.
Key features include programmable power-up and power-down sequencing, fault detection, and comprehensive system monitoring capabilities. The device communicates via PMBus/I²C interfaces, allowing for easy integration into digital control systems. Its programmability enables users to customize the sequencing and monitoring parameters according to their specific system requirements.
The UCD9080RHBR is particularly suited for use in telecommunications, server, storage, and networking equipment, where reliable power management is critical. Its compact design and robust feature set make it an ideal choice for enhancing system reliability and performance by preventing incorrect power sequencing and ensuring the system operates within specified power parameters.

Equivalent

The UCD9080RHBR is a power supply sequencer and monitor IC from Texas Instruments. Equivalent products may include similar power sequencer and monitor ICs from other manufacturers, such as:
1. ADM1166 - from Analog Devices
2. LTC2933 - from Analog Devices
3. MAX16054 - from Maxim Integrated (now part of Analog Devices)
Ensure functional and electrical specifications match your application when selecting an alternative.

Features

The UCD9080RHBR is a power supply sequencer and monitor designed by Texas Instruments. It features eight configurable voltage rails and supports sequencing, monitoring, margining, and fault management for these rails. Each of its eight channels can monitor under-voltage and over-voltage conditions, with the ability to log faults and events for diagnostic purposes.
The device includes a programmable sequence engine that allows users to define the power-up and power-down timing of the rail voltages. The UCD9080RHBR supports both voltage and temperature monitoring, with the capability to read temperatures through a thermistor.
Communication with the device is achieved via an I²C/SMBus interface, enabling integration into complex systems. It also has a non-volatile memory (NVM) that stores configuration data, ensuring that the device retains its settings across power cycles.
Additionally, the UCD9080RHBR features a GPIO interface that can be used for various functions, such as signaling faults or enabling/disabling power rails. Its compact design and robust functionality make it suitable for use in a wide range of applications requiring precise power management.

Pinout

The UCD9080RHBR is a power supply sequencer and monitor integrated circuit from Texas Instruments. It is designed to manage up to eight power supplies and includes features for sequencing, monitoring, and margining.
The UCD9080RHBR comes in a 32-pin VQFN package. Its primary functions include:
1. Sequencing: Ability to sequence up to eight power rails in a programmable order.
2. Monitoring: Monitors the voltage levels of each power rail and can generate alerts if they go out of specified ranges.
3. Margining: Provides the capability to adjust the output voltage of power supplies to test the performance of electronic systems under different conditions.
4. Fault Management: Detects and responds to fault conditions to protect the system.
5. Configuration and Control: Configurable via I2C/SMBus interface for extensive control over the sequencing and monitoring functions.
This IC is widely used in complex electronic systems where precise power management is crucial.

Manufacturer

The UCD9080RHBR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. They are particularly well-known for their development of analog chips, embedded processors, and other semiconductor products used in various electronic applications across industries such as automotive, industrial, personal electronics, and communications equipment. TI is recognized for its innovation in technology and its significant contribution to the electronics industry worldwide.

Application

The UCD9080RHBR is a power supply sequencer and monitor often used in applications requiring precise power management. Its main areas of application include telecommunications, data centers, server systems, networking equipment, and industrial automation. It ensures the proper sequencing and monitoring of multiple power rails, thus providing reliability and stability in systems with complex power requirements. The device is also used in embedded systems, medical equipment, and any other electronics requiring meticulous power regulation and fault management. Its flexibility and programmability make it suitable for a wide range of power management tasks in both consumer and industrial electronics.

Package

The UCD9080RHBR is a power supply sequencer and monitor integrated circuit from Texas Instruments. It comes in a VQFN (Very Thin Quad Flat No-lead) package with 32 pins. The package type is denoted by "RHBR" which refers to a VQFN package, typically featuring a small, compact footprint suitable for space-constrained applications.

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