TPS3824-30DBVR

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TPS3824-30DBVR

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IC SUPERVISOR 1 CHANNEL SOT23-5

  • FabricanteTexas Instruments

  • Peça do Fabricante #TPS3824-30DBVR

  • Pacote SOT-23 (DBV)-5

  • Em Estoque6714

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.63V
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

Visão Geral

Description

The TPS3824-30DBVR is a voltage supervisor integrated circuit manufactured by Texas Instruments. It is designed to monitor the supply voltage in microprocessor systems and ensure that it remains within a specified range, thereby safeguarding the system from low-voltage conditions that could cause malfunctions. Specifically, this device is configured to monitor a 3.0V voltage rail.
Key features of the TPS3824-30DBVR include its precision voltage monitoring with a threshold accuracy of ±2%, a fixed delay time for resetting the microprocessor (200ms typical), and a push-pull RESET output. It operates with a low supply current, making it suitable for battery-powered applications. The device is housed in a small SOT-23-5 package, which allows for space-efficient designs.
The TPS3824-30DBVR is typically used in applications such as embedded systems, consumer electronics, and other digital systems where reliable voltage monitoring is crucial to prevent data corruption or unexpected behavior during power-up, power-down, or brownout conditions.

Equivalent

The TPS3824-30DBVR is a voltage supervisor IC from Texas Instruments. Equivalent products include:
1. MAX809 - from Maxim Integrated, also provides similar voltage monitoring functionality.
2. STM809 - from STMicroelectronics, a direct equivalent with similar specifications.
3. MIC809 - from Microchip Technology, offering similar monitoring features.
4. ADM809 - from Analog Devices, another alternative with comparable functions.
These alternatives serve similar purposes in monitoring supply voltage levels and generating reset signals for microcontrollers.

Features

The TPS3824-30DBVR is a voltage supervisor IC designed for monitoring power supplies. Key features include:
1. Voltage Monitoring: It monitors supply voltage levels and ensures they remain within specified limits.
2. Precision Threshold: The device offers a precise 3.0V threshold for voltage monitoring.
3. Manual Reset: It includes a manual reset input for flexibility in system design.
4. Reset Output: The IC provides an active-low reset signal when the monitored voltage falls below the threshold.
5. Reset Delay: Features a programmable reset delay time, allowing system stabilization before releasing reset.
6. Low Power Consumption: Designed for low power applications, it has a low quiescent current.
7. Small Package: Available in a compact SOT-23-5 package, suitable for space-constrained designs.
8. Wide Operating Temperature Range: It operates across a broad temperature range, making it suitable for various environments.
9. High Reliability: Ensures reliable operation of microcontrollers and digital circuits by preventing unexpected resets during voltage drops.
These features make the TPS3824-30DBVR ideal for applications in consumer electronics, industrial controls, and automotive systems.

Pinout

The TPS3824-30DBVR is a voltage supervisor IC manufactured by Texas Instruments. It comes in a 5-pin SOT-23 package. The pinout and functions are as follows:
1. Pin 1 (RESET): Active-low reset output. It goes low when the monitored voltage drops below the threshold and remains low for a specified time after the voltage rises above the threshold.
2. Pin 2 (GND): Ground pin for the circuit, serving as the return path for electrical current.
3. Pin 3 (MR): Manual reset input. A low signal on this pin forces a reset, irrespective of the voltage level on VDD.
4. Pin 4 (VDD): Supply voltage pin. It is connected to the monitored voltage source.
5. Pin 5 (WDI): Watchdog input. If this pin is not toggled within a specified time frame, the reset is asserted.
The TPS3824-30DBVR is designed to monitor voltage levels and provide a reset signal to ensure that microcontrollers and other ICs start up and operate correctly.

Manufacturer

The TPS3824-30DBVR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. They are widely recognized for their focus on developing analog chips and embedded processors, which are used in a broad array of electronic devices. TI is a major player in the semiconductor industry, providing products and solutions that are critical to innovations in electronics, from industrial and automotive applications to personal electronics and communications equipment. The company is headquartered in Dallas, Texas, and has a global presence with operational facilities and sales offices worldwide.

Application

The TPS3824-30DBVR is a voltage supervisor or reset IC used primarily in applications requiring reliable monitoring of supply voltage levels to prevent system malfunctions. It is commonly used in embedded systems, microcontrollers, processors, and digital signal processors to ensure proper startup and operation. Specific application areas include consumer electronics, automotive systems, industrial control systems, and telecommunications equipment. Its role is critical in safeguarding systems from undervoltage conditions, providing a reset signal when necessary to ensure stability and reliability in electronic circuits.

Package

The TPS3824-30DBVR is packaged in a SOT-23-5 (Small Outline Transistor) package. This type of package is compact, making it suitable for space-constrained applications.

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