TPS3828-33DBVR

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TPS3828-33DBVR

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IC SUPERVISOR 1 CHANNEL SOT23-5

  • FabricanteTexas Instruments

  • Peça do Fabricante #TPS3828-33DBVR

  • Pacote SOT-23-5

  • Em Estoque5457

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT),Bulk
Part Status Active
Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1
Voltage - Threshold 2.93V
Output Open Drain or Open Collector
Reset Active Low
Reset Timeout 120ms Minimum
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

Visão Geral

Description

The TPS3828-33DBVR is a voltage supervisor IC designed by Texas Instruments. It is used to monitor the supply voltage in electronic systems, ensuring that the systems operate within specified voltage limits. The device comes in a small SOT-23 package, making it suitable for compact applications.
Key features of the TPS3828-33DBVR include:
1. Voltage Monitoring: It provides accurate monitoring of the 3.3V supply voltage, ensuring the connected system does not operate under undervoltage conditions.
2. Reset Functionality: The IC generates a reset signal when the monitored voltage drops below a preset threshold, protecting the microprocessor or other sensitive components from erratic operation.
3. Manual Reset: It includes a manual reset input, allowing for external reset signal input.
4. Low Supply Current: The device consumes minimal current, contributing to energy efficiency in battery-operated devices.
5. Precision Thresholds: It offers precise voltage threshold detection with minimal delay, enhancing reliability.
Overall, the TPS3828-33DBVR is widely used in applications requiring reliable voltage supervision with reset capabilities, such as embedded systems and microcontroller-based designs.

Equivalent

The TPS3828-33DBVR is a voltage supervisor or reset IC. Equivalent products include the Maxim Integrated MAX803 and MAX810 series, the Microchip MCP130, and the Analog Devices ADM803 and ADM811 series. These alternatives offer similar functions, such as monitoring supply voltage and generating reset signals, but it's important to check the specific voltage thresholds and features to ensure compatibility with your application.

Features

The TPS3828-33DBVR is a microprocessor supervisory circuit designed to monitor system power supply voltages. Key features include:
1. Voltage Monitoring: It supervises a 3.3V nominal voltage supply.
2. Precision Threshold: Offers a 2.93V threshold voltage with high accuracy.
3. Manual Reset: Includes a manual reset input for enhanced control.
4. Watchdog Timer: Equipped with a watchdog timer to track microprocessor activity, preventing system errors.
5. Reset Output: Provides a reset output for stable operation during power-up and power-down conditions.
6. Low Supply Current: Consumes minimal power, optimizing battery life in portable applications.
7. Fast Propagation Delay: Boasts a quick 35 µs typical propagation delay.
8. Small Package: Available in a compact SOT-23-5 package, suitable for space-constrained designs.
9. Temperature Range: Operates over an extended temperature range, enhancing reliability in diverse environments.
These features make the TPS3828-33DBVR ideal for applications requiring reliable voltage supervision and system recovery capabilities.

Pinout

The TPS3828-33DBVR is a voltage supervisor IC manufactured by Texas Instruments. It comes in a 5-pin SOT-23 package. The primary function of this device is to monitor the supply voltage to ensure it remains within a specified range and to provide a reset signal to a microcontroller or processor when the voltage falls below a preset threshold. This ensures reliable system operation by preventing erratic behavior during undervoltage conditions.
The key features and pin functions are:
1. Pin 1 - GND: Ground connection.
2. Pin 2 - RESET: Active-low reset output; goes low when the monitored voltage drops below the threshold.
3. Pin 3 - SET: Connects to the voltage to be monitored.
4. Pin 4 - VDD: Supply voltage input.
5. Pin 5 - MR: Manual reset input; an active-low signal that can be used to manually trigger a reset.
The TPS3828-33 provides a precision supply voltage supervision with a typical threshold of 3.3V, ensuring a reliable reset signal for systems operating in or around this voltage level.

Manufacturer

The TPS3828-33DBVR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. These chips are used in a wide range of electronic devices and systems, including industrial equipment, automotive systems, personal electronics, and communications equipment. TI is recognized for its innovation in the field of electronics and is known for providing solutions that enhance the performance and efficiency of electronic products.

Application

The TPS3828-33DBVR is a voltage supervisor or reset IC primarily used to monitor system voltages and ensure proper operation of digital systems. Its application areas include:
1. Microcontroller and DSP Systems: Protects against under-voltage conditions for reliable operation.
2. Consumer Electronics: Ensures stable operation of devices like TVs and set-top boxes.
3. Computers and Servers: Monitors critical voltage rails in PCs and servers.
4. Industrial Control Systems: Provides voltage supervision for automation equipment.
5. Networking Equipment: Maintains stability in routers and switches.
6. Automotive Electronics: Enhances reliability in automotive control units.
These applications benefit from its low power consumption and precise voltage threshold settings.

Package

The TPS3828-33DBVR is a voltage supervisor IC from Texas Instruments, and it comes in a SOT-23-5 package, which is a small outline transistor package with 5 leads.

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