Manufacturer Part Number
TPS3840DL31DBVRQ1
Manufacturer
Texas Instruments
Introduction
The TPS3840DL31DBVRQ1 is a power-on reset (POR) and supervisory circuit from Texas Instruments, designed to monitor a single supply voltage and provide an active-low reset signal.
Product Features and Performance
Monitors a single supply voltage
Provides an active-low reset signal
Reset timeout of 619ms typical
Supply voltage threshold of 3.1V
Operates over a temperature range of -40°C to 125°C
Product Advantages
Automotive-grade qualification (AEC-Q100)
RoHS3 compliant
Surface mountable in a small SOT-23-5 package
Key Technical Parameters
Manufacturer Part Number: TPS3840DL31DBVRQ1
Package: SOT-23-5
Mounting Type: Surface Mount
Operating Temperature: -40°C to 125°C
Reset Timeout: 619ms Typical
Voltage Threshold: 3.1V
Number of Voltages Monitored: 1
Reset Type: Active Low
Output Type: Open Drain or Open Collector
Quality and Safety Features
Automotive-grade qualification (AEC-Q100)
RoHS3 compliant
Compatibility
The TPS3840DL31DBVRQ1 is compatible with various automotive and industrial applications that require a simple power-on reset or supervisory function.
Application Areas
Automotive electronics
Industrial control systems
Microcontroller-based devices
Power management circuits
Product Lifecycle
The TPS3840 series is an active and ongoing product line from Texas Instruments, with no indication of discontinuation or end-of-life.
Key Reasons to Choose This Product
Automotive-grade qualification (AEC-Q100) for reliable performance in harsh environments
RoHS3 compliance for environmental responsibility
Small, surface-mountable SOT-23-5 package for space-constrained designs
Wide operating temperature range of -40°C to 125°C to support a variety of applications
Precise 3.1V voltage threshold and 619ms typical reset timeout for reliable system monitoring and reset