Texas Instruments

TPS3840DL18DBVRQ1  

Supervisors

TPS3840DL18DBVRQ1 Description

The TPS3840DL18DBVRQ1 is a high-performance voltage supervisor from Texas Instruments, designed to monitor a single voltage supply and provide reliable reset functionality. This automotive-grade device is housed in a compact SOT23-5 package, making it ideal for space-constrained applications. The TPS3840DL18DBVRQ1 features a threshold voltage of 1.8V, ensuring precise monitoring of power supplies. It offers a typical reset timeout of 619ms, providing ample time for system initialization and stabilization.

TPS3840DL18DBVRQ1 Features

• Single Voltage Monitoring: The TPS3840DL18DBVRQ1 is designed to monitor a single voltage supply, simplifying the design process for applications requiring single-point voltage supervision.
• 1.8V Threshold Voltage: This supervisor is specifically tailored for systems operating at 1.8V, ensuring accurate and reliable monitoring of this critical voltage level.
• Active Low Reset Output: The reset output is active low, which is compatible with a wide range of microcontrollers and processors, facilitating seamless integration into existing designs.
• Open Drain/Collector Output: The open drain or open collector output configuration allows for flexible circuit design, enabling the use of pull-up resistors to customize the reset signal level.
• Automotive Grade: Certified for automotive applications, the TPS3840DL18DBVRQ1 meets the stringent reliability and performance standards required for automotive electronics.
• Surface Mount Technology: The surface mount package type ensures ease of integration into modern PCB designs, enhancing manufacturing efficiency and reliability.
• Moisture Sensitivity Level 1: With an MSL rating of 1 (unlimited), the TPS3840DL18DBVRQ1 is suitable for a wide range of environmental conditions, including those with high humidity.
• Compliance and Standards: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory requirements for global markets.

TPS3840DL18DBVRQ1 Applications

The TPS3840DL18DBVRQ1 is ideal for a variety of applications, particularly those in the automotive sector, where reliability and precision are paramount. Some specific use cases include:

• Automotive Electronics: Monitoring power supplies in automotive systems such as ECUs, infotainment systems, and advanced driver-assistance systems (ADAS).
• Industrial Control Systems: Ensuring reliable operation of industrial control units by monitoring power supply voltages and providing timely reset signals.
• Consumer Electronics: Protecting sensitive electronic components in consumer devices by ensuring proper power supply levels and preventing damage from voltage fluctuations.
• Telecommunications: Monitoring power supplies in communication equipment to maintain system stability and prevent data loss or corruption.

Conclusion of TPS3840DL18DBVRQ1

The TPS3840DL18DBVRQ1 from Texas Instruments stands out as a robust and reliable voltage supervisor, particularly suited for automotive and industrial applications. Its precise 1.8V threshold voltage, active low reset output, and automotive-grade certification make it an ideal choice for ensuring the stability and reliability of critical power supplies. The compact SOT23-5 package and surface mount technology further enhance its versatility and ease of integration into modern electronic designs. With its compliance to REACH and RoHS3 standards, the TPS3840DL18DBVRQ1 is well-positioned to meet the environmental and regulatory demands of the global electronics market.

TPS3840DL18DBVRQ1 Documents

Download datasheets and manufacturer documentation for TPS3840DL18DBVRQ1

PCN Assembly/Origin :

Assembly Material 05/Jun/2023      

Datasheets :

TPS3840-Q1      

PCN Packaging :

Symbolization Change 04/Nov/2020      

HTML Datasheet :

TPS3840-Q1      

PCN Design/Specification :

TPS3840-Q1 12/May/2021