TPS3809K33DBVR

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TPS3809K33DBVR

IC SUPERVISOR 1 CHANNEL SOT23-3

  • Fabricante
  • Mfr. Parte #TPS3809K33DBVR
  • Paquete SOT-23 (DBV)-3
  • Hoja de datos
  • En stock5306

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Especificaciones

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 2.93V
Output Push-Pull, Totem Pole
Reset Active Low
ResetTimeout 120ms Minimum
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case TO-236-3, SC-59, SOT-23-3

Descripción general

Description

The TPS3809K33DBVR is a precision voltage supervisor IC manufactured by Texas Instruments. It is designed to monitor system voltages in microcontroller and digital systems, ensuring that the system operates within the specified voltage range. The device is particularly used in applications where reliable voltage monitoring is crucial, such as in embedded systems, portable devices, and other electronics requiring low-power operation.
Key features of the TPS3809K33DBVR include a fixed threshold voltage of 3.3V, which is ideal for 3.3V systems, and a push-pull output for reset functionality. The device has a low quiescent current, making it suitable for battery-powered applications that demand efficiency. It provides a reset signal to the microcontroller when the monitored voltage drops below the threshold, ensuring proper system operation and preventing glitches or unexpected behavior.
The TPS3809K33DBVR comes in a small SOT-23-3 package, allowing for compact circuit designs. Its high accuracy and reliability make it a popular choice for designers looking to protect their systems from voltage fluctuations and ensure stable operation.

Features

The TPS3809K33DBVR is a voltage supervisor IC designed by Texas Instruments. It offers several features:
1. Voltage Monitoring: It monitors the supply voltage of 3.3V systems.
2. Reset Function: Provides a reset signal to ensure proper system initialization during power-up, power-down, and brown-out conditions.
3. Precision Threshold: Features a precise voltage threshold for accurate monitoring.
4. Delay Time: Incorporates a fixed reset delay time of 200ms (nominal).
5. Low Supply Current: Consumes minimal power, making it suitable for battery-operated devices.
6. Active-Low Output: Generates an active-low reset signal.
7. Compact Package: Available in a small SOT-23-5 package, ideal for space-constrained applications.
8. Temperature Range: Operates over an extended temperature range, typically -40°C to +85°C.
These features make the TPS3809K33DBVR suitable for applications requiring reliable voltage supervision, such as microcontrollers and digital circuits.

Package

The TPS3809K33DBVR is packaged in an SOT-23-5 form factor. This is a small-outline transistor package with five leads, commonly used for surface-mount applications.

Pinout

The TPS3809K33DBVR is a voltage supervisor IC from Texas Instruments. It typically comes in a SOT-23-5 package, which has 5 pins. The primary function of this device is to monitor the supply voltage in microcontroller and digital systems and to provide a reset signal to ensure that the system operates within safe voltage levels. Specifically, it monitors the voltage and triggers a reset when it falls below a predefined threshold, ensuring reliable operation during power-up, power-down, or brownout conditions. The TPS3809K33 variant is designed for systems with a nominal supply voltage of 3.3V. The reset delay and thresholds are typically factory-set, and the device offers a low power consumption solution for voltage monitoring needs.

Manufacturer

The TPS3809K33DBVR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. The company is known for its innovation in analog and embedded processing, providing solutions that are fundamental to the electronics industry. They cater to a broad array of sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. Texas Instruments is recognized for its robust product portfolio, which includes microcontrollers, digital signal processors, and application-specific integrated circuits (ASICs), among others.

Application

The TPS3809K33DBVR is a voltage supervisor IC used in applications requiring precise monitoring and control of system voltages. Common applications include microcontroller and microprocessor reset circuits, portable and battery-powered devices, industrial control systems, networking equipment, and embedded systems. It ensures reliable operation by monitoring supply voltage levels and generating a reset signal for system protection and stability.

Equivalent

The TPS3809K33DBVR is a voltage supervisor IC, specifically a reset IC, that monitors system voltages in microcontrollers and processors. Equivalent products include:
1. Maxim Integrated's MAX809/810 series.
2. ON Semiconductor's NCP303 series.
3. Microchip's MCP101 series.
4. STMicroelectronics' STM809/810 series.
5. Analog Devices' ADM809/810 series.
Ensure compatibility in terms of voltage thresholds, package type, and other specific parameters when selecting an equivalent.

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