TPS3824-33DBVR

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TPS3824-33DBVR

+BOM

IC SUPERVISOR 1 CHANNEL SOT23-5

  • ManufacturerTexas Instruments

  • Mfr. Part #TPS3824-33DBVR

  • Package SOT-23 (DBV)-5

  • In Stock5840

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.93V
Output Push-Pull, Totem Pole
Reset Active High/Active Low
ResetTimeout 120ms Minimum
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Overview

Description

The TPS3824-33DBVR is a voltage supervisor IC from Texas Instruments. It is designed to monitor the supply voltage in electronic systems and ensure that microcontrollers and other digital components operate correctly. The device features a fixed threshold voltage and generates a reset signal when the monitored voltage drops below this threshold, protecting the system from unstable operation during power-up, power-down, or brownout conditions.
Key specifications include a threshold voltage of 3.3V, low supply current, and a push-pull reset output. The TPS3824-33DBVR is housed in a small SOT-23 package, making it ideal for space-constrained applications. It has a typical active current consumption of 9 µA, ensuring minimal power draw. The reset output remains active for a specified delay period after the voltage returns to acceptable levels, allowing the system to stabilize before resuming normal operations. This IC is used in various applications, including battery-powered devices, embedded systems, and industrial equipment, to enhance reliability and prevent data corruption or hardware malfunctions.

Equivalent

Equivalent products for the TPS3824-33DBVR, which is a voltage supervisor IC by Texas Instruments, include:
1. MAX809 series by Maxim Integrated: Offers similar voltage monitoring and reset capabilities.
2. STM809/STM810 series by STMicroelectronics: Functions similarly with comparable voltage threshold options.
3. MCP130/MCP131 series by Microchip Technology: Provides similar features for voltage monitoring and reset.
Always verify specifications for compatibility with your specific application needs.

Features

The TPS3824-33DBVR is a voltage supervisor IC designed by Texas Instruments. It is used to monitor the supply voltage in electronic systems and provide a reset signal when the voltage drops below a specified threshold. Key features include:
1. Voltage Monitoring: It monitors a fixed threshold of 3.3V, ensuring the system operates within safe voltage limits.
2. Precision: Offers high accuracy in voltage detection with a typical threshold accuracy of ±2%.
3. Reset Function: Provides a reset signal to the microcontroller or processor when the monitored voltage falls below the threshold, ensuring reliable system startup and operation.
4. Low Supply Current: Operates with a very low quiescent current, making it suitable for battery-powered applications.
5. Compact Package: Available in a small SOT-23 package, ideal for space-constrained designs.
6. Wide Temperature Range: Functions over a temperature range of -40°C to +85°C, suitable for various environmental conditions.
7. Push-Pull or Open-Drain Output: Comes with different output configurations to suit specific design requirements.
These features make the TPS3824-33DBVR an efficient and reliable choice for voltage supervision in embedded systems.

Pinout

The TPS3824-33DBVR is a voltage supervisor IC from Texas Instruments designed to monitor the supply voltage of microprocessor systems. It comes in a 5-pin SOT-23 package. The pin functions are as follows:
1. GND (Ground): Provides the ground reference for the device.
2. MR (Manual Reset Input): An active-low input that allows an external reset signal to be applied.
3. RESET: An active-low output that signals a reset condition when the supply voltage drops below a specified threshold or when MR is asserted.
4. VDD (Supply Voltage): Connects to the monitored supply voltage. The IC monitors this supply voltage and asserts RESET when VDD falls below the threshold.
5. NC (No Connect): Typically not connected; ensures correct pin alignment.
The TPS3824-33DBVR is specifically tailored for systems requiring a reset signal when the supply voltage drops below 3.3V. It helps prevent microprocessor damage or malfunction by ensuring that reset conditions are met before normal operation resumes.

Manufacturer

The manufacturer of the TPS3824-33DBVR is Texas Instruments. Texas Instruments (TI) is an American technology company headquartered in Dallas, Texas. It is one of the leading companies in the semiconductor industry, specializing in the design and manufacturing of a wide range of semiconductor devices. TI's products are used in numerous applications across various industries, including automotive, personal electronics, industrial equipment, and communications. The company is well-known for its extensive portfolio of analog and embedded processing products, which includes microcontrollers, processors, sensors, and integrated circuits such as the TPS3824-33DBVR, which is a voltage supervisor designed for monitoring supply voltage levels in electronic systems.

Application

The TPS3824-33DBVR is a supervisory circuit used to monitor and control power in electronic systems. Its primary application areas include:
1. Microcontroller and Microprocessor Systems: Ensures reliable operation by providing reset signals during power-up, power-down, and brown-out conditions.
2. Consumer Electronics: Used in devices needing precise voltage monitoring and reset functions.
3. Industrial Controls: Helps maintain system integrity in harsh environments by monitoring supply voltages.
4. Networking Equipment: Ensures stable operation by supervising critical power supplies.
5. Automotive Electronics: Provides robust power monitoring for various automotive control systems.
Overall, it enhances system reliability and protects against voltage-related failures.

Package

The TPS3824-33DBVR is a voltage supervisor IC from Texas Instruments, available in a SOT-23-5 package.

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