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HomeProductsIntegrated Circuits (ICs)Linear - ComparatorsTL331KDBVT
TL331KDBVT Image
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TL331KDBVT - Texas Instruments

Manufacturer Part Number
Texas Instruments
Allelco Part Number
ECAD Model
Parts Description
Detailed Description
SC-74A, SOT-753
Data sheet
TL331B,TL391B,TL331 Datasheet.pdf
TL331B,TL391B,TL331 Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 39420

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TL331KDBVT Tech Specifications
Texas Instruments - TL331KDBVT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL331KDBVT

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply, Single/Dual (±) 2V ~ 36V, ±1V ~ 18V  
Voltage - Input Offset (Max) 5mV @ 30V  
Type Differential  
Supplier Device Package SOT-23-5  
Series -  
Propagation Delay (Max) -  
Package / Case SC-74A, SOT-753  
Package Tape & Reel (TR)  
Output Type CMOS, MOS, Open-Collector, TTL  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 105°C  
Number of Elements 1  
Mounting Type Surface Mount  
Hysteresis -  
Current - Quiescent (Max) 700µA  
Current - Output (Typ) 20mA  
Current - Input Bias (Max) 0.25µA @ 5V  
CMRR, PSRR (Typ) -  
Base Product Number TL331  

Parts Introduction

Manufacturer Part Number



Texas Instruments


The TL331KDBVT is a single, general-purpose linear comparator from Texas Instruments used for voltage comparison applications.

Product Features and Performance

Single comparator element

Open-collector, rail-to-rail output type

Supports wide voltage supply range

Low input offset voltage

Minimal input bias current

Capable of driving 20mA on the output typically

Low quiescent current

Adequate Common-Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR)

Operable at a broad range of temperatures from -40°C to 105°C

SOT-23-5 packaging for compact surface mount applications

Product Advantages

Suitable for battery-powered applications due to low power consumption

Flexibility in supply voltage for both single and dual operations

High precision due to low input offset voltage

Wide operating temperature range enhancing reliability

Key Technical Parameters

Supply Voltage, Single/Dual (±): 2V ~ 36V, ±1V ~ 18V

Input Offset Voltage (Max): 5mV @ 30V

Input Bias Current (Max): 0.25µA @ 5V

Output Current (Typ): 20mA

Quiescent Current (Max): 700µA

Operating Temperature: -40°C ~ 105°C

Package / Case: SC-74A, SOT-753

Mounting Type: Surface Mount

Quality and Safety Features

Manufactured by Texas Instruments known for its focus on quality and safety standards

Compliant with industry-standard certifications and regulations


Compatible with a wide range of supply voltages

The output can interface with various digital logic families due to open-collector configuration

Application Areas

Power supply control

Battery chargers

Window comparators

Voltage monitoring in embedded systems

Level shifting applications

Product Lifecycle

Product Status: Active

Not nearing discontinuation with availability for long-term production and support

Several Key Reasons to Choose This Product

Precise voltage comparison capabilities suitable for sensitive applications

Low power consumption benefits portable and low-energy designs

Versatile across a variety of supply voltages, enhancing adaptability

Compact SOT-23-5 packaging convenient for space-constrained applications

Robust performance in diverse environmental conditions

Backed by Texas Instruments' reliable customer support and product longevity

Ideal for both commercial and industrial applications due to its wide operating temperature range

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TL331KDBVT

Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Type Differential General Purpose Differential Differential
Base Product Number TL331 TL331 TL331 TL331
Supplier Device Package SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5
Propagation Delay (Max) - - - -
CMRR, PSRR (Typ) - - - -
Voltage - Input Offset (Max) 5mV @ 30V 5mV 5mV @ 30V 5mV @ 30V
Current - Output (Typ) 20mA - 20mA 20mA
Number of Elements 1 1 1 1
Current - Input Bias (Max) 0.25µA @ 5V 0.25µA @ 5V 0.25µA @ 5V 0.25µA @ 5V
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Series - - - -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Quiescent (Max) 700µA 700µA 700µA 700µA
Output Type CMOS, MOS, Open-Collector, TTL CMOS, MOS, Open-Collector, TTL CMOS, MOS, Open-Collector, TTL CMOS, MOS, Open-Collector, TTL
Voltage - Supply, Single/Dual (±) 2V ~ 36V, ±1V ~ 18V 2V ~ 36V, ±1V ~ 18V 2V ~ 36V, ±1V ~ 18V 2V ~ 36V, ±1V ~ 18V
Package / Case SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753
Operating Temperature -40°C ~ 105°C -55°C ~ 125°C -40°C ~ 85°C -40°C ~ 85°C
Hysteresis - - - -

TL331KDBVT Datasheet PDF

Download TL331KDBVT pdf datasheets and Texas Instruments documentation for TL331KDBVT - Texas Instruments.

TL331B,TL391B,TL331 Datasheet.pdf
PCN Assembly/Origin
Additional Assembly sites 21/Sep/2021.pdf
PCN Design/Specification
Copper Wire Revision C 24/Sep/2014.pdf TL331/TL331B/TL391B 11/Jun/2020.pdf
PCN Packaging
Additional Binary Codes 03/Oct/2022.pdf
HTML Datasheet
TL331B,TL391B,TL331 Datasheet.pdf


Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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TL331KDBVT Image


Texas Instruments

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