TLV803MDBZR

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TLV803MDBZR

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IC SUPERVISOR 1 CHANNEL SOT23-3

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사양

속성 가치
PartStatus Active
DigiKeyProgrammable Not Verified
Type Simple Reset/Power-On Reset
NumberofVoltagesMonitored 1
Voltage-Threshold 4.38V
Output Open Drain or Open Collector
Reset Active Low
ResetTimeout 120ms Minimum
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case TO-236-3, SC-59, SOT-23-3
SupplierDevicePackage SOT-23-3
BaseProductNumber TLV803

개요

Description

The TLV803MDBZR is a voltage supervisory circuit designed by Texas Instruments. It is used primarily for monitoring the power supply in microcontroller and microprocessor systems, ensuring they operate within specified voltage limits. The device triggers a reset when the monitored voltage drops below a preset threshold, preventing incorrect operations such as data corruption or erratic system behavior.
Key features of the TLV803MDBZR include low power consumption, a fixed voltage threshold, and a manual reset capability. It offers a delay time for the reset output, which stabilizes the system before normal operations resume. This supervisory circuit is available in a small SOT-23 package, making it suitable for space-constrained applications.
The TLV803MDBZR is commonly used in applications like industrial control systems, portable devices, and automotive electronics, where reliable power supply monitoring is crucial. It operates over a wide temperature range, enhancing its suitability for various environments. Overall, the TLV803MDBZR enhances system reliability by providing essential power supply monitoring and reset functionalities.

Equivalent

The TLV803MDBZR is a voltage supervisor or reset IC. Equivalent products include:
1. Microchip MCP130
2. ON Semiconductor CAT803
3. STMicroelectronics STM809
4. Maxim Integrated MAX803
5. Renesas R3111
These alternatives should be verified for specific parameters like reset threshold voltage, package type, and temperature range to ensure compatibility with your application.

Features

The TLV803MDBZR is a voltage supervisory device designed for monitoring system voltages and ensuring proper system resets during power-up, power-down, and brownout conditions. Key features include:
1. Voltage Monitoring: It monitors system voltage and provides an active low reset signal when the voltage drops below a specified threshold.
2. Reset Functionality: The device ensures the system is reset during power-up and power-down cycles, preventing erratic system behavior.
3. Low Power Consumption: It is designed for low power consumption, making it suitable for battery-powered applications.
4. Precision Thresholds: The device offers precise voltage threshold options to suit different applications.
5. Compact Package: Available in a small SOT-23 package, it is ideal for space-constrained designs.
6. Temperature Range: It operates over a wide temperature range, suitable for industrial applications.
7. High Reliability: With robust design and reliable performance, it is well-suited for various applications including consumer electronics, industrial equipment, and more.
These features make the TLV803MDBZR an effective solution for voltage supervision in various electronic systems.

Pinout

The TLV803MDBZR is a voltage supervisor IC manufactured by Texas Instruments. It is typically available in a 3-pin SOT-23 package. The pin functions for this device are as follows:
1. GND (Ground): This pin is connected to the ground of the system.
2. RESET (Output): This is an active-low reset output pin. It is used to indicate if the monitored voltage is above or below a preset threshold. It asserts low when the voltage drops below the threshold and stays low for a specified delay period after the voltage returns above the threshold.
3. VDD (Supply Voltage Input): This pin is the input for the supply voltage that needs to be monitored.
The TLV803MDBZR is used to monitor the supply voltage and ensure that microprocessors and other digital logic circuits operate properly by generating a reset signal during power-up, power-down, and brownout conditions.

Manufacturer

The TLV803MDBZR is manufactured by Texas Instruments, an American technology company. Texas Instruments is well-known for its design and production of semiconductors and various integrated circuits, which are essential components in electronic devices. The company serves a broad range of industries, including automotive, industrial, telecommunications, consumer electronics, and more, focusing on innovation and providing comprehensive solutions to various technological challenges.

Application

The TLV803MDBZR is a voltage supervisor or reset IC commonly used in applications that require monitoring of supply voltages for reliable system operation. It is widely used in microcontroller and microprocessor-based systems to ensure they operate within specified voltage levels. Key application areas include embedded systems, consumer electronics, automotive electronics, industrial control systems, and communication equipment. It helps prevent erratic system behavior by generating a reset signal during undervoltage conditions, ensuring proper initialization and operation of the system. Additionally, it is used in battery-powered devices for battery voltage monitoring and in any system requiring power-on reset functionality to maintain system integrity.

Package

The TLV803MDBZR is available in a SOT-23 package. This package type is a small, three-pin surface-mount package commonly used for low-power and compact electronic components.

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