Datasheets
DS18B20+ by:

Serial Switch/Digital Sensor, 12 Bit(s), 0.50Cel, Rectangular, 3 Pin, Through Hole Mount, LEAD FREE, TO-92, 3 PIN

Part Details for DS18B20+ by Maxim Integrated Products

Results Overview of DS18B20+ by Maxim Integrated Products

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Applications Environmental Monitoring Industrial Automation Smart Cities Agriculture Technology

DS18B20+ Information

DS18B20+ by Maxim Integrated Products is a Temperature Sensor.
Temperature Sensors are under the broader part category of Sensors/Transducers.

Sensors and transducers detect and measure physical quantities like temperature, pressure, and force, converting them into electrical signals for various applications. Read more about Sensors/Transducers on our Sensors/Transducers part category page.

Price & Stock for DS18B20+

Part # Distributor Description Stock Price Buy
DISTI # 73Y1389
Newark Temp Sensor, 0.5Deg C, To-92-3, Sensor Output Type:Digital, Accuracy:± 0.5°C, Sensor Case/Package:To-92, No. Of Pins:3Pins, Supply Voltage Min:3V, Supply Voltage Max:5.5V, No. Of Channels:-, Resolution:12 Bits, Qualification:- Rohs Compliant: Yes |Maxim Integrated/analog Devices DS18B20+ RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 9723
  • 1 $6.5900
  • 10 $5.7000
  • 25 $5.4000
  • 50 $5.2100
  • 100 $5.0200
  • 250 $4.8400
  • 500 $4.6600
$4.6600 / $6.5900 Buy Now
DISTI # DS18B20+-ND
DigiKey SENSOR DIGITAL -55C-125C TO92-3 Min Qty: 1 Lead time: 18 Weeks Container: Bulk 652
In Stock
  • 1 $6.5900
  • 5 $5.9380
  • 10 $5.6950
  • 25 $5.4044
  • 50 $5.2060
  • 100 $5.0240
  • 500 $4.6578
  • 2,000 $4.3961
$4.3961 / $6.5900 Buy Now
Bristol Electronics   37
RFQ
Chip 1 Exchange INSTOCK 1427
RFQ
Chip-Germany GmbH   RoHS: Not Compliant 100
RFQ
LCSC TO-92 Temperature Sensors ROHS 32397
  • 1 $1.2179
  • 10 $1.0831
  • 30 $0.9573
  • 100 $0.8619
  • 500 $0.8240
  • 1,000 $0.8044
$0.8044 / $1.2179 Buy Now
MacroQuest Electronics STOCK 60000
  • 1 $1.5400
$1.5400 Buy Now
DISTI # DS18B20+
Maritex Integrated Circuit Temperature Sensor digital, -55+125 deg.C, �2 deg.C, 12bit, interface: 1-wire, EEPROM, 3-5.5V, SMD, TO92 Min Qty: 1 Package Multiple: 1 1609
  • 1 $2.0870
  • 3 $1.8160
  • 10 $1.6770
  • 25 $1.5420
  • 100 $1.4060
  • 500 $1.2230
  • 2,000 $1.1780
  • 5,000 $1.0000
$1.0000 / $2.0870 Buy Now
Vyrian Sensors & Transducers 8066
RFQ
Win Source Electronics SENSOR TEMPERATURE 1-WIRE TO92-3 136000
  • 60 $0.9746
  • 130 $0.9118
  • 200 $0.8803
  • 285 $0.8175
  • 370 $0.7860
  • 460 $0.7546
$0.7546 / $0.9746 Buy Now

Part Details for DS18B20+

DS18B20+ CAD Models

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DS18B20+ Part Data Attributes

DS18B20+ Maxim Integrated Products
Buy Now Datasheet
Compare Parts:
DS18B20+ Maxim Integrated Products Serial Switch/Digital Sensor, 12 Bit(s), 0.50Cel, Rectangular, 3 Pin, Through Hole Mount, LEAD FREE, TO-92, 3 PIN
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer MAXIM INTEGRATED PRODUCTS INC
Package Description TO-92, 3 PIN
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Accuracy-Max (Cel) 0.5 Cel
Body Breadth 3.62 mm
Body Height 4.63 mm
Body Length or Diameter 4.7 mm
Housing PLASTIC
JESD-609 Code e3
Mounting Feature THROUGH HOLE MOUNT
Number of Bits 12
Number of Terminals 3
Operating Current-Max 1.5 mA
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Output Interface Type 1-WIRE INTERFACE
Package Body Material PLASTIC/EPOXY
Package Equivalence Code SIP3,.1,50
Package Shape/Style RECTANGULAR
Sensors/Transducers Type TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL
Supply Voltage-Max 5.5 V
Supply Voltage-Min 3 V
Surface Mount NO
Terminal Finish MATTE TIN
Termination Type SOLDER

Alternate Parts for DS18B20+

This table gives cross-reference parts and alternative options found for DS18B20+. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of DS18B20+, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
DS18B20 Maxim Integrated Products $0.6641 Serial Switch/Digital Sensor, 12 Bit(s), 0.50Cel, Round, 3 Pin, Surface Mount, TO-92, 3 PIN DS18B20+ vs DS18B20
DS18B20+ Analog Devices Inc $1.6778 Programmable Resolution 1-Wire Digital Thermometer, 3-TO92-N/A, 3 Pins, -55 to 125C DS18B20+ vs DS18B20+
DS18B20+T&R Maxim Integrated Products $4.1617 Serial Switch/Digital Sensor, 12 Bit(s), 0.50Cel, Rectangular, 3 Pin, Through Hole Mount, LEAD FREE, TO-92, 3 PIN DS18B20+ vs DS18B20+T&R
DS18B20-SL+T&R Analog Devices Inc $4.2071 Programmable Resolution 1-Wire Digital Thermometer, 3-TO92-N/A, 3 Pins, -55 to 125C DS18B20+ vs DS18B20-SL+T&R
DS18B20/GG8 Maxim Integrated Products Check for Price Serial Switch/Digital Sensor, 12 Bit(s), 0.5Cel, Round, Through Hole Mount, TO-92, 3 PIN DS18B20+ vs DS18B20/GG8
DS18B20+T&R Analog Devices Inc Check for Price Programmable Resolution 1-Wire Digital Thermometer, 3-TO92-N/A, 3 Pins, -55 to 125C DS18B20+ vs DS18B20+T&R
DS1821C Maxim Integrated Products Check for Price Serial Switch/Digital Sensor, 8 Bit(s), 1Cel, Round, 3 Pin, Through Hole Mount, TO-92, 3 PIN DS18B20+ vs DS1821C
DS18B20-SL/T&R Maxim Integrated Products Check for Price Serial Switch/Digital Sensor, 12 Bit(s), 0.50Cel, Rectangular, 3 Pin, Through Hole Mount, TO-92, 3 PIN DS18B20+ vs DS18B20-SL/T&R
DS18B20-SL+T&R Maxim Integrated Products Check for Price Serial Switch/Digital Sensor, 12 Bit(s), 0.50Cel, Rectangular, 3 Pin, Through Hole Mount, LEAD FREE, TO-92, 3 PIN DS18B20+ vs DS18B20-SL+T&R

DS18B20+ Related Parts

DS18B20+ Frequently Asked Questions (FAQ)

  • Theoretically, up to 256 devices can be connected to a single 1-Wire bus, but in practice, the maximum number is limited by the bus capacitance and the quality of the wiring. A good rule of thumb is to limit the number of devices to 10-20 per bus.

  • To ensure accurate temperature readings, make sure to follow proper wiring and layout practices, avoid electromagnetic interference (EMI), and use a high-quality 1-Wire bus. Also, perform a parasite power supply configuration to minimize power consumption and noise.

  • The VDD pin is used to power the internal logic of the DS18B20+. It is not necessary to connect VDD to an external power source, as the device can be powered parasitically through the 1-Wire bus. However, if an external power source is used, it must be within the recommended operating range of 3.0V to 5.5V.

  • The 1-Wire bus reset signal is used to initialize the bus and ensure that all devices are in a known state. The reset signal should be asserted low for at least 480μs to ensure a proper reset. After the reset, the bus master should wait for at least 240μs before issuing any commands.

  • The maximum cable length for the 1-Wire bus depends on the cable capacitance and the quality of the wiring. As a general rule, the maximum cable length is around 100 meters, but this can be extended using repeaters or other bus extension techniques.

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