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TPS3431SQDRBRQ1 +BOM

Automotive, standard programmable watchdog timer with enable

TPS3431SQDRBRQ1 Information

Description

The Texas Instruments TPS3431SQDRBRQ1 is a supervisory circuit designed for automotive applications. It's a programmable watchdog timer with an enable function, packaged in an 8-pin small outline no-lead (SON) package. This device provides overvoltage and overcurrent protection for various electronics, including body control modules, lighting systems, and other automotive systems. The TPS3431SQDRBRQ1 features an adjustable precision voltage threshold, open-drain power good output, and a low quiescent current of 5.5µA. It operates within a wide temperature range of -40°C to 125°C and has an operating voltage range of 2.5V to 36V. This device is designed for automotive-grade applications, ensuring reliable performance in harsh environments. Its programmable watchdog timer enables flexible system design, while its enable function allows for power management control. Overall, the TPS3431SQDRBRQ1 is a versatile and reliable component for various automotive systems.

Features

According to the product information, the features of the TPS3431SQDRBRQ1 are:

  • Automotive grade analog voltage supervisor
  • Operating voltage range of 2.5V to 36V
  • Adjustable precision voltage threshold
  • Open-drain power good output
  • Low quiescent current of 5.5µA
  • Wide operating temperature range of -40°C to 125°C

These features make the TPS3431SQDRBRQ1 suitable for use in automotive systems, body control modules, lighting systems, and other electronics that require overvoltage and overcurrent protection.

Package

The package type of TPS3431SQDRBRQ1 is Small Outline No-lead (SON) with a specific part number DRB0008F.

Pinout

The TPS3431SQDRBRQ1 has an 8-pin package (Small Outline No-lead - DRB0008F). The pin functions are:

  • VCC: Power supply input
  • GND: Ground
  • OUT: Open-drain power good output
  • EN: Enable input
  • THRESH: Threshold input
  • COMP: Comparator input
  • VIN: Input voltage sense
  • RST: Reset input

This device is a supervisory circuit with an adjustable precision voltage threshold, designed for automotive applications. It monitors the input voltage and provides an open-drain power good output when the voltage is within the specified range. The enable input allows the user to disable the watchdog timer function.

Manufacturer

The manufacturer of the TPS3431SQDRBRQ1 is Texas Instruments (TI). Texas Instruments is a leading semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. The company was founded in 1930 and is headquartered in Dallas, Texas, USA. TI is a global leader in the development of innovative technologies and products for various industries, including automotive, industrial, medical, and consumer electronics.

Applications

According to the product information, the application areas of the TPS3431SQDRBRQ1 are:

  • Automotive systems
  • Body control modules
  • Lighting systems
  • Other electronics that require overvoltage and overcurrent protection

TPS3431SQDRBRQ1

Specifications

Features Timeout watchdog, Watchdog disable, Watchdog timer Reset threshold accuracy (%) 0
Iq (typ) (mA) 0.01 Output driver type/reset output Active-low, Open-drain
Time delay (ms) 200 Supply voltage (min) (V) 1.8
Supply voltage (max) (V) 6.5 TI functional safety category Functional Safety-Capable
Rating Automotive Watchdog timer WDI (s) 0.2, Programmable
Operating temperature range (°C) -40 to 125 Package/Case SON-8

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S
S**a 06/09/2022

The goods are received without damage. Everything works. :)

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