TL391BQDBVRQ1

$0.58

Description：IC COMPARATOR 1 GEN PUR SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:e497a9c2349d Category: Comparators Brand: Texas Instruments

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Product introduction

TL391BQDBVRQ1 is listed in the Comparators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC COMPARATOR 1 GEN PUR SOT23-5. Review the specifications below when checking this part for your BOM.

Comparators specifications for TL391BQDBVRQ1

Description：IC COMPARATOR 1 GEN PUR SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Type：General Purpose
Number of Elements：1
Output Type：Open-Collector, Rail-to-Rail
Voltage - Supply, Single/Dual (±)：2V ~ 36V
Voltage - Input Offset (Max)：2.5mV @ 36V
Current - Input Bias (Max)：0.025µA @ 5V
Current - Output (Typ)：20mA
Current - Quiescent (Max)：430µA
CMRR, PSRR (Typ)：-
Propagation Delay (Max)：-
Hysteresis：-
Operating Temperature：-40°C ~ 125°C (TJ)
Package / Case：SC-74A, SOT-753
Mounting Type：Surface Mount
Supplier Device Package：SOT-23-5
Grade：Automotive
Qualification：AEC-Q100

Comparators datasheet and documents for TL391BQDBVRQ1

TL391BQDBVRQ1

Comparators Overview

The TL391BQDBVRQ1 is an automotive-grade, single-channel analog comparator manufactured by Texas Instruments. It supports a maximum supply voltage of 36 V and operates within a temperature range of -40°C to +125°C. The device features an open-drain output configuration and is housed in a SOT-23 package with five leads (SOT-23-5). It complies with AEC-Q100 standards for automotive applications.

Comparators Feature Summary

Automotive grade qualification compliant with AEC-Q100 standards
High supply voltage capability up to 36 V
Open-drain output structure for flexible interfacing

Comparators Applications

Automotive electronic control units
Voltage monitoring circuits
Over-voltage protection systems

Comparators Procurement Notes

Verify the complete part number including suffixes against official Texas Instruments documentation to ensure correct automotive grade and package specifications. Confirm that the intended application environment meets the specified operating temperature range and voltage limits. Cross-reference the datasheet revision to ensure compatibility with design requirements.

Comparators Selection Notes

Select this component when high voltage tolerance and automotive reliability are required. The open-drain output necessitates an external pull-up resistor. Ensure the input common-mode voltage range aligns with the system signals. Consider the SOT-23-5 package constraints for PCB layout and thermal management.

Comparators Part Context

This device belongs to the TL391 family of comparators, designed as a next-generation replacement for legacy parts like the TL331. It offers improved performance characteristics such as lower offset voltage and reduced power consumption while maintaining compatibility with standard designs. The Q1 suffix indicates its suitability for automotive environments.