Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Simple Reset/Power-On Reset |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 2.93V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| ResetTimeout | 20ms Minimum |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 |
Overview
Description
The TPS3813K33DBVR is a voltage supervisor IC from Texas Instruments. It's designed to monitor system voltages in microcontroller and digital systems, ensuring reliability by generating a reset signal when the monitored voltage drops below a specified threshold. This device is particularly suited for applications requiring precision monitoring due to its low threshold voltage of 3.3V.
Key features include a programmable delay time for reset signal generation, ensuring the system has stabilized before normal operation resumes. The IC operates with a low supply current, making it energy-efficient, which is critical for battery-powered devices. The TPS3813K33DBVR comes in a compact, 5-pin SOT-23 package, allowing it to fit easily into space-constrained designs.
This supervisor IC is ideal for use in consumer electronics, automotive systems, and industrial applications, where maintaining the integrity of the system during power fluctuations is crucial. Its robust operational parameters and ease of integration make it a reliable choice for developers looking to enhance system stability.
Key features include a programmable delay time for reset signal generation, ensuring the system has stabilized before normal operation resumes. The IC operates with a low supply current, making it energy-efficient, which is critical for battery-powered devices. The TPS3813K33DBVR comes in a compact, 5-pin SOT-23 package, allowing it to fit easily into space-constrained designs.
This supervisor IC is ideal for use in consumer electronics, automotive systems, and industrial applications, where maintaining the integrity of the system during power fluctuations is crucial. Its robust operational parameters and ease of integration make it a reliable choice for developers looking to enhance system stability.
Equivalent
The TPS3813K33DBVR is a voltage supervisor IC. Equivalent products include:
1. MAX803 from Maxim Integrated
2. ADM809 from Analog Devices
3. STM809 from STMicroelectronics
4. MCP130 from Microchip
5. TC54 from Microchip
These alternatives offer similar functionalities such as voltage monitoring and reset output, but ensure compatibility with your specific application requirements before substituting.
1. MAX803 from Maxim Integrated
2. ADM809 from Analog Devices
3. STM809 from STMicroelectronics
4. MCP130 from Microchip
5. TC54 from Microchip
These alternatives offer similar functionalities such as voltage monitoring and reset output, but ensure compatibility with your specific application requirements before substituting.
Features
The TPS3813K33DBVR is a precision voltage supervisor from Texas Instruments, designed for monitoring system voltages in microcontroller and microprocessor applications. Key features include:
1. Supply Voltage Range: Operates with a supply voltage ranging from 2V to 6V, accommodating a wide variety of applications.
2. Precision Monitoring: Provides accurate monitoring with a typical threshold voltage of 3.3V, ensuring reliable performance.
3. Reset Functionality: Incorporates an active-low reset output to maintain consistent system operation by resetting the processor during power-up, power-down, and brownout conditions.
4. Programmable Delay: Features a programmable delay for the reset output, allowing customization for specific application needs.
5. Low Quiescent Current: Offers low power consumption with a 15 µA typical quiescent current, optimizing battery-powered device efficiency.
6. Temperature Range: Supports an operating temperature range from -40°C to +85°C, suitable for industrial environments.
7. Compact Package: Available in a small SOT-23 package, facilitating space-constrained designs.
These features make the TPS3813K33DBVR suitable for ensuring reliable system operation in a wide range of electronic devices.
1. Supply Voltage Range: Operates with a supply voltage ranging from 2V to 6V, accommodating a wide variety of applications.
2. Precision Monitoring: Provides accurate monitoring with a typical threshold voltage of 3.3V, ensuring reliable performance.
3. Reset Functionality: Incorporates an active-low reset output to maintain consistent system operation by resetting the processor during power-up, power-down, and brownout conditions.
4. Programmable Delay: Features a programmable delay for the reset output, allowing customization for specific application needs.
5. Low Quiescent Current: Offers low power consumption with a 15 µA typical quiescent current, optimizing battery-powered device efficiency.
6. Temperature Range: Supports an operating temperature range from -40°C to +85°C, suitable for industrial environments.
7. Compact Package: Available in a small SOT-23 package, facilitating space-constrained designs.
These features make the TPS3813K33DBVR suitable for ensuring reliable system operation in a wide range of electronic devices.
Pinout
The TPS3813K33DBVR is a supervisory circuit manufactured by Texas Instruments. It typically comes in a 6-pin SOT-23 package. This device is designed to monitor the supply voltage in microcontroller and digital systems, ensuring that they operate within specified voltage thresholds.
Here’s a concise breakdown of its functions:
1. Supply Voltage Monitoring: The TPS3813K33DBVR monitors the voltage level of the power supply and asserts a reset signal when the voltage drops below a specified threshold, ensuring reliable system operation.
2. Reset Function: The device provides a reset output (active low) that is used to reset the attached microcontroller or system when the monitored voltage is below the threshold or upon initial power-up.
3. Watchdog Timer: It includes an adjustable watchdog timer feature that can reset the system if it does not receive a pulse within a specified time frame, preventing system hang-ups.
This combination of features makes the TPS3813K33DBVR suitable for enhancing system reliability in various electronic applications.
Here’s a concise breakdown of its functions:
1. Supply Voltage Monitoring: The TPS3813K33DBVR monitors the voltage level of the power supply and asserts a reset signal when the voltage drops below a specified threshold, ensuring reliable system operation.
2. Reset Function: The device provides a reset output (active low) that is used to reset the attached microcontroller or system when the monitored voltage is below the threshold or upon initial power-up.
3. Watchdog Timer: It includes an adjustable watchdog timer feature that can reset the system if it does not receive a pulse within a specified time frame, preventing system hang-ups.
This combination of features makes the TPS3813K33DBVR suitable for enhancing system reliability in various electronic applications.
Manufacturer
The TPS3813K33DBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. It focuses on developing analog chips and embedded processors, which are used in various applications across industries like automotive, industrial, consumer electronics, and communications equipment. TI is known for its innovation and extensive product portfolio, making it a key player in the semiconductor industry.
Application
The TPS3813K33DBVR is a voltage supervisor and reset IC primarily used in applications requiring reliable monitoring of microprocessor and digital systems. Key application areas include:
1. Embedded Systems: Ensures microcontrollers and processors are reset during power-up and voltage anomalies.
2. Consumer Electronics: Provides system stability in devices like smartphones, tablets, and gaming consoles.
3. Industrial Automation: Monitors critical systems to prevent faults in PLCs and industrial computers.
4. Automotive Electronics: Guarantees the reliable performance of ECUs and infotainment systems.
5. Networking Equipment: Maintains uptime in routers and switches by supervising power supply levels.
6. Medical Devices: Ensures accuracy and reliability in portable and stationary medical equipment.
These applications benefit from the device's precision voltage monitoring and reset capabilities.
1. Embedded Systems: Ensures microcontrollers and processors are reset during power-up and voltage anomalies.
2. Consumer Electronics: Provides system stability in devices like smartphones, tablets, and gaming consoles.
3. Industrial Automation: Monitors critical systems to prevent faults in PLCs and industrial computers.
4. Automotive Electronics: Guarantees the reliable performance of ECUs and infotainment systems.
5. Networking Equipment: Maintains uptime in routers and switches by supervising power supply levels.
6. Medical Devices: Ensures accuracy and reliability in portable and stationary medical equipment.
These applications benefit from the device's precision voltage monitoring and reset capabilities.
Package
The TPS3813K33DBVR is a voltage supervisor IC from Texas Instruments, housed in a SOT-23-6 package type. This small-outline transistor package is suitable for space-constrained applications and provides six pins for connectivity.
