ST LM339QT
ST LM339QT

ST LM339QT

Manufacturer No:

LM339QT

Manufacturer:

ST

Package:

16-VFQFN Exposed Pad

Description:

Surface Mount Tape & Reel (TR) 1.3 ?s ?s Linear Comparators 106.02dB dB 25nA pA 1.1mA ?A 5mV mV Surface Mount

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1:Prepare product

Step1:Prepare product

Step2:Desiccant Protection

Step2:Desiccant Protection

Step3:Vacuum Packaging

Step3:Vacuum Packaging

Step4:Individual Package

Step4:Individual Package

Step5:Anti-collision Filling

Step5:Anti-collision Filling

Step6:Packaging Box

Step6:Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

LM339QT Information

ST LM339QT technical specifications, attributes, parameters and parts with similar specifications to ST LM339QT.

  • Type
  • Parameter
  • Lifecycle Status
  • ACTIVE (Last Updated: 7 months ago)
  • Factory Lead Time
  • 10 Weeks
  • Mount
  • Surface Mount
  • Mounting Type
  • Surface Mount
  • Package / Case
  • 16-VFQFN Exposed Pad
  • Number of Pins
  • 16
  • Packaging
  • Tape & Reel (TR)
  • Part Status
  • Active
  • Moisture Sensitivity Level (MSL)
  • 1 (Unlimited)
  • Number of Terminations
  • 16
  • Type
  • Parameter
  • ECCN Code
  • EAR99
  • Type
  • General Purpose
  • Max Operating Temperature
  • 70°C
  • Min Operating Temperature
  • 0°C
  • Subcategory
  • Comparator
  • Technology
  • BIPOLAR
  • Terminal Position
  • QUAD
  • Number of Functions
  • 4
  • Supply Voltage
  • 5V
  • Terminal Pitch
  • 0.5mm

LM339QT Overview


The product is packaged in 16-VFQFN Exposed Pad for ease of transportation.The comparator has an output type of CMOS, DTL, ECL, MOS, Open-Collector, TTL .This chip is designed with the Tape & Reel (TR) package.There are16 terminals on the comparator.Electronic comparator is a component of the Comparator family.When supplied with 5V voltage, the comparator is capable of performing a wide range of tasks.In terms of type, this is a typical General Purpose comparator.Electronic comparator has a total of 4 elements.Electronic comparator includes 16 pins.The type of mounting recommended is Surface Mount .There are 16 pins on the comparator.You can find more pin-to-pin solutions for your special requirements by searching LM339 .There is a quiescent current of 2.5mA in this comparator.There is a Surface Mount for mounting it on a PCB or other board.Normal operation of the device requires a nominal supply current of 1.1mA .Electronic comparator is possible for the comparator to malfunction if the current supply exceeds 1.1mA .The device can be operated with 5V power supplies.Based on the voltage formula, the voltage gain of the part is 106.02dB .Comparator electronics is not recommended to operate at a temperature higher than 70°C .Comparator electronics is not suComparator electronicsable for temperatures below 0°C .

LM339QT Features


CMOS, DTL, ECL, MOS, Open-Collector, TTL output capability
General Purpose IC
Employing 4 elements
Quiescent Current: 2.5mA
Voltage Gain: 106.02dB


LM339QT Applications


There are a lot of STMicroelectronics
LM339QT linear comparators applications.


  • Notebooks and PDAs
  • Battery-Powered Electronics
  • General-Purpose Portable Devices
  • General-Purpose, Low-Voltage Applications
  • Self-diagnostics
  • Lithium ion battery monitoring
  • Battery management and protection
  • Current and voltage sensing
  • Analog front end
  • Power management

In Stock :Available

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

checkAuthentic Components
checkFast Global Shipping
checkESD & IEC Compliance
checkFull Traceability

Shipping & Availability

DHL
EMS
FedEx
UPS

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from:HK Warehouse
Expected Shipping:Fri, Mar 27 - Sat, Mar 28, 2026
Date Code:Within 2 Years

Payment

PayPal
MasterCard
Visa
American Express

We support multiple secure payment methods including PayPal, Visa, MasterCard, and American Express. All transactions are protected with advanced encryption to ensure secure and reliable payments.

Authenticity Guarantee

All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.