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Maxim > Solutions > Sensors (Including IEEE-P1451.4 Plug-and-Play Sensors)

Temperature Sensors

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF Evaluation Kit for the MAX6633, MAX6634, and MAX6635
MAX6635EVKIT

QV  PDF Evaluation Kit for the MAX6662
MAX6662EVKIT

QV  PDF Evaluation Kit for the MAX7500
MAX7500EVKIT

QV  PDF Low-Voltage Digital Temperature Sensor
DS75LV

±2.0°C Accurate Digital Temperature Sensor Operates From a Supply of Only 1.7V to 3.7V
QV  PDF Low-Power, Low-Noise Multichannel Sensor Signal Processor
MAX1464

Multichannel Sensor Signal Processor Provides Amplification, Calibration, Linearization, and Temperature Compensation of Variety of Sensors
QV  PDF Programmable Resolution 1-Wire Digital Thermometer With 4-Bit ID
DS1825

QV  PDF Digital Temperature Sensors and Thermal Watchdog with Bus Lockup Protection
MAX7500, MAX7501, MAX7502, MAX7503, MAX7504

Digital Temperature Sensors and Thermal Watchdog with Bus-Lockup Protection and Manual Reset
QV  PDF Automatic PWM Fan-Speed Controllers with Overtemperature Output
MAX6643, MAX6644, MAX6645

Automatic PWM Fan-Speed Controllers with Overtemperature Output Eliminate Software Overhead
QV  PDF SMBus-Compatible Temperature Monitor with Automatic PWM Fan-Speed Controller
MAX6641

Industry's Smallest, Single Temperature Sensor and Fan Controller in MSOP Package
QV  PDF ±0.5°C Accurate Analog-Output Temperature Sensor
DS600

Analog Temperature Sensor Is +0.5°C Accurate Over Entire 2.7V to 5.5V Operating Voltage Range, and Wide -20°C to +100°C Temperature Range
QV  PDF 1-Wire® Temperature/Data Logger with 8KB Datalog Memory
DS2422

QV  PDF Temperature Logger iButton with 8KB Datalog Memory
DS1922L, DS1922T

Temperature Data-Logger iButtons Feature 8KB Datalog Memory
QV  PDF Thermochron iButton
DS1921G

QV  PDF Temperature Monitors and PWM Fan Controllers
MAX6653, MAX6663, MAX6664

QV  PDF High-Precision 3-Wire Digital Thermometer and Thermostat
DS1626, DS1726

High-Precision, 3-Wire Digital Thermometers/Thermostats Provide Temperature Measurements and Stand-Alone Thermostat Capability over a -55°C to +125°C Range
QV  PDF PWM Output Temperature Sensors in SC70 Packages
MAX6672, MAX6673

Lowest Power PWM Output Temperature Sensors Available in SC70 Packages
QV  PDF Low-Voltage, 1.8kHz PWM Output Temperature Sensors
MAX6676, MAX6677

Industry's Lowest Voltage PWM Output Temperature Sensor in Tiny SOT23 Package
QV  PDF Local/Remote Temperature Switches in a µMAX Package
MAX6687, MAX6688

Dual-Output, Local/Remote Temperature Switches in a Single µMAX® Package
QV  PDF Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms
MAX6648, MAX6692

QV  PDF High-Slope, Low-Power, Analog Temperature Sensor in an SC70 Package
MAX6612, MAX6612MXK

QV  PDF High-Precision Digital Thermometer and Thermostat
DS1631, DS1631A, DS1731

High-Precision Digital Thermometers and Thermostats Provide 9, 10, 11, or 12-Bit Temperature Readings Over a -55°C to +125°C Range
QV  PDF Dual Temperature-Controlled NV Digital-to-Analog Converters
DS1851

Temperature Controlled Dual DAC Solves the Most Difficult Temperature Compensation Requirements
QV  PDF 12-Bit + Sign Temperature Sensor with SPI-Compatible Serial Interface
MAX6662

QV  PDF 12-Bit Plus Sign Temperature Sensors with SMBus/I²C-Compatible Serial Interface
MAX6633, MAX6634, MAX6635

QV  PDF Dual Remote/Local Temperature Sensors and Four-Channel Voltage Monitors
MAX6655, MAX6656

QV  PDF Remote ±1°C Accurate Digital Temperature Sensors with SPI-Compatible Serial Interface
MAX6627, MAX6628

First Remote SPI-Compatible Temperature Sensors in SOT Packages ±1°C Accurate with 12-Bit +0.0625°C Resolution
QV  PDF Digital Thermometer and Thermostat
DS75

QV  PDF Programmable Resolution 1-Wire Digital Thermometer
DS18B20

QV  PDF Econo 1-Wire Digital Thermometer
DS1822

QV  PDF Programmable Digital Thermostat and Thermometer
DS1821

QV  PDF CPU Peripheral Monitor
DS1780

QV  PDF Tiny Digital Thermometer and Thermostat
DS1775, DS1775R

QV  PDF Digital Thermometer with SPI/3-Wire Interface
DS1722

QV  PDF Digital Thermometer and Thermostat
DS1721

QV  PDF Digital Thermometer and Real-Time Clock/Calendar
DS1629

QV  PDF Digital Thermometer and Memory
DS1624

QV  PDF ±1°C, SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms
MAX6657, MAX6658, MAX6659

QV  PDF Temperature Sensor and System Monitor in a 10-Pin µMAX
MAX6652

Temperature Sensor and System Monitor in a 10-pin µMax
QV  PDF 1°C Accurate Remote/Local Temperature Sensor with SMBus Serial Interface
MAX6654

QV  PDF 9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface in a SOT23
MAX6625, MAX6626

9-Bit and 12-Bit Temperature Sensing in A 6-Lead SOT
QV  PDF Low-Power Analog Temperature Sensor in SC70 Package
MAX6605

Low-Power Analog Temperature Sensor in an SC-70 Package
QV  PDF Low-Cost, Remote SOT Temperature Switches
MAX6511, MAX6512, MAX6513

Industry's Only Temperature Switch for External P-N Junction - Either a Discrete Diode-Connected Transistor on an External IC Die
QV  PDF Fan-Speed Regulators and Monitors with SMBus™/I²C-Compatible Interface
MAX6650, MAX6651

Controls and Monitors Fan Speed for High-Performance Thermal Management
QV  PDF Dual Trip SOT Temperature Switches
MAX6505, MAX6506, MAX6507, MAX6508

Dual Temperature Comparators in a SOT23! Small, Simple, and Low-Power
QV  PDF Resistor-Programmable SOT Temperature Switches
MAX6509, MAX6510

Resistor-Programmable Temp Comparators in a SOT23!
QV  PDF Fan Controller and Remote Temperature Sensor with SMBus Serial Interface
MAX1669

Industry First - Temperature Sensor with PWM and Linear Fan Control
QV  PDF SOT Temperature Sensors with Period/Frequency Output
MAX6576, MAX6577

SOT23 Single Wire Digital Temperature Sensors
QV  PDF SOT Temperature Sensor with Multidrop Single Wire Digital Interface
MAX6575H, MAX6575L

SOT23 Single-Wire Digital Temperature Sensors
QV  PDF Remote/Local Temperature Sensor with Dual Alarm Outputs and SMBus Serial Interface
MAX1619

Alarm Outputs Manage System Temperature to Ensure Performance, Reliability and Protection
QV  PDF Remote/Local Temperature Sensor with SMBus Serial Interface
MAX1617A

Accurate, Remote/ Local Temperature Sensor
QV  PDF Remote/Local Temperature Sensor with SMBus Serial Interface
MAX1617

Recommend MAX1617A For New Designs
QV  PDF Low-Cost, +2.7V to +5.5V, Micropower Temperature Switches in SOT23 and TO-220
MAX6501, MAX6502, MAX6503, MAX6504

Industry's Simplest Temperature Detectors - Easy to Use, Low Cost, No External Components Required!



Key Specifications:  Precision DACs (4-12 Bits)
Part Number Resolution Bits Channels Output Type Reference INL
(±LSB)
Interface Supply Range
(V)
Supply Range
(V)
Oper. Temp.
(°C)
max min max
DS1851  8 2 Voltage- Buffered Ext. 2 Serial - Other 3 5.5 -40 to +95
See All Precision DACs (4-12 Bits) (261)

Key Specifications:  Fan Controllers
Part Number Sensor Type Fan Controller Functions Fan Cntrl. Interface Accuracy
(±°C)
Temp. Thresh.
(°C)
Temp. Resolution
(bits)
Features
MAX6641  Remote - PWM 2-Wire/I2C/SMBus 1 Programmable - /OVERT Thermostat Output
MAX6653  Remote
Dual Temperature Alarms
Fan Failure Detector
Remote & Local Sensor
PWM 2-Wire/I2C/SMBus 1 Programmable 11 -
MAX6663  Remote
Dual Temperature Alarms
Fan Failure Detector
Remote & Local Sensor
PWM 2-Wire/I2C/SMBus 1 Programmable 11 -
MAX6664  Remote
Dual Temperature Alarms
Fan Failure Detector
Remote & Local Sensor
PWM 2-Wire/I2C/SMBus 1 Programmable 11 -
MAX6643  Remote - PWM - 2 Programmable - -
MAX6650  - - Linear 2-Wire/I2C/SMBus - - -
Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
Monitors Tachometer Output
Programmable Alert/GPIO Outputs
MAX6651  - - Linear 2-Wire/I2C/SMBus - - -
Closed/Open-Loop Fan-Speed Control for 5V/12V Fans
Monitors up to 4 Tachometer Outputs
Programmable Alert/GPIO Outputs
Synch Capability
MAX1669  Remote - PWM 2-Wire/I2C/SMBus 3 Programmable 8 -
See All Fan Controllers (19)

Key Specifications:  iButton Products
Part Number Overview Memory Type Memory Size Data Logger Type Data Logger Size Data Logger Sample Rate Data Logger Histogram Data Logger Accuracy Data Logger Resolution Data Logger Measuremt. Range Security Features Prog. Alarm Unique Ware Real Time Clock Smallest Available Pckg.
(mm2)
max w/pins
DS1922L 
Temperature Sensor iButton
NV SRAM 512 Bytes Temperature 8192 Byte 1s to 273hrs - Correctible to ±0.5°C Selectable 8-bit (0.5°C) or 11-bit (0.0625°C) -40°C to +85°C Password Protected Temperature High/Low No Yes 301
DS1922T  512 Bytes 8192 Byte 1s to 273hrs - Correctible to ±0.5°C Selectable 8-bit (0.5°C) or 11-bit (0.0625°C) 0°C to +125°C Password Protected
DS1921G  4Kbits 2048 Byte 1min to 255min 63-bin ±1°C 0.5°C -40°C to +85°C -
See All iButton Products (26)

Key Specifications:  Timekeeping & Real-Time Clocks
Part Number Functions Date/ Time Format Interface VSUPPLY
(V)
Time Keeping Current
(nA)
CL
(pF)
Memory Type Memory Size
(Bytes)
Time of Day Alarms
hh = sec/100 typ
DS2422  Time/Temperature/Event Recorder YY-MM-DD/ HH:MM:SS 1-Wire
3
3.3
1200 12.5 NV SRAM 512 0
See All Timekeeping & Real-Time Clocks (80)

Key Specifications:  Sensor Signal Conditioners
Part Number Calibration Method Accuracy
(%FSO)
Output Type ICC
(mA)
Features VSUPPLY
(V)
max typ/max
MAX1464  Programmable 16-BIT CPU with on-board EEPROM 0.1
Analog
Digital
2.0/2.5
Dual Channel
Integrated Temperature Sensor
Low Cost
Output configurable as separate independent signals
Programmable Amplification, Calibration, Linearization and Temp. Compensation
4.5 to 5.5
See All Sensor Signal Conditioners (4)

Key Specifications:  Temperature Sensors
Part Number Sensor Type Alarm Output Functions Interface Remote Chan. Accuracy
(±°C)
Parasite Pwr. Temp. Thresh. Temp. Resolution
(bits)
Multi Droppable Oper. Temp.
(°C)
Smallest Available Pckg.
(mm2)
max w/pins
DS75LV  Local - - 2-Wire/I2C/SMBus - 2 No Programmable
9
10
11
12
Yes -55 to +125 16.2
DS1825  Local - - 1-Wire - 0.5 Yes Programmable (NV)
9
10
11
12
- -55 to +125 16.2
MAX7500  Local - - 2-Wire/I2C/SMBus - 2 No Programmable - - -55 to +125 6.3
MAX7501  Local Overt Standalone Thermostat 2-Wire/I2C/SMBus - 2 No Programmable 11 - -55 to +125 16.2
MAX7502  Local Overt Standalone Thermostat 2-Wire/I2C/SMBus - 2 No Programmable 11 - -55 to +125 16.2
MAX7503  Local Overt Standalone Thermostat 2-Wire/I2C/SMBus - 2 No Programmable 11 - -55 to +125 30.9
MAX7504  Local Overt Single Temperature Alarm 2-Wire/I2C/SMBus - 2 - - - - -55 to +125 30.9
DS600  Local - Standalone Thermostat Analog - 0.5 No Programmable - - -40 to +125 15.3
DS1626  Local -
Dual Output Temperature Switch
Dual Temperature Alarms
Standalone Thermostat
Temperature Switch/Temperature Comparator
3-Wire
Logic
- 0.5 No Programmable (NV)
9
10
11
12
- -55 to +125 16.2
DS1726  Local -
Dual Output Temperature Switch
Dual Temperature Alarms
Standalone Thermostat
Temperature Switch/Temperature Comparator
3-Wire
Logic
- 1 No Programmable (NV)
9
10
11
12
- -55 to +125 16.2
MAX6672  Local - - PWM - 3 No - - - -40 to +125 5.3
MAX6673  Local - - PWM - 3 No - - - -40 to +125 5.3
MAX6676  Local - - PWM - 1.5 No - - - -40 to +125 9
MAX6677  Local - - PWM - 1.5 No - - - -40 to +125 9
MAX6612  Local - - Analog - 1.2 No - - - -40 to +125 5.3
MAX6648  Remote
Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/I2C/SMBus Single 0.8 No Programmable 10 - -55 to +125 16.2
MAX6692  Remote
Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/I2C/SMBus Single 0.8 No Programmable 10 - -55 to +125 16.2
DS1631  Local - - 2-Wire/I2C/SMBus - 0.5 No Programmable (NV)
9
10
11
12
Yes -55 to +125 30.9
DS1731  Local - - 2-Wire/I2C/SMBus - 1 No Programmable (NV)
9
10
11
12
Yes -55 to +125 16.2
MAX6662  Local
Alert
Overt
- 3-Wire/SPI - 1 No Programmable 13 - -55 to +125 30.9
MAX6633  Local - - 2-Wire/I2C/SMBus - 1 No - 13 Yes -55 to +150 30.9
MAX6634  Local Alert - 2-Wire/I2C/SMBus - 1 No Programmable 13 Yes -55 to +150 30.9
MAX6635  Local
Alert
Overt
- 2-Wire/I2C/SMBus - 1 No Programmable 13 Yes -55 to +150 30.9
MAX6655  Remote
Alert
Overt
Remote & Local Sensor
Voltage Monitor
2-Wire/I2C/SMBus Dual 1 No Programmable 11 - -55 to +125 30.9
MAX6656  Remote
Alert
Overt
Remote & Local Sensor
Voltage Monitor
2-Wire/I2C/SMBus Dual 1 No Programmable 11 - -55 to +125 30.9
MAX6627  Remote - - 3-Wire/SPI Single 1 No - 13 - -55 to +125 9
MAX6628  Remote - - 3-Wire/SPI Single 1 No - 13 - -55 to +125 9
MAX6657  Remote
Alert
Overt
Remote & Local Sensor 2-Wire/I2C/SMBus Single 1 No Programmable 11 - -55 to +125 30.9
MAX6658  Remote
Alert
Overt
Remote & Local Sensor 2-Wire/I2C/SMBus Single 1 No Programmable 11 - -55 to +125 30.9
MAX6659  Remote
Alert
Overt
Remote & Local Sensor 2-Wire/I2C/SMBus Single 1 No Programmable 11 - -55 to +125 30.9
MAX6575  Local - - Pulse Delay - 3 No - - Yes -55 to +125 9
DS1822  Local - - 1-Wire - 2 Yes Programmable (NV)
9
10
11
12
Yes -55 to +125 19.5
DS18B20  Local - - 1-Wire - 0.5 Yes Programmable (NV)
9
10
11
12
Yes -55 to +125 30.9
DS1624  Local - Memory 2-Wire/I2C/SMBus - 0.5 No - 13 Yes -55 to +125 44.1
DS1629  Local - RTC 2-Wire/I2C/SMBus - 2 No Programmable (NV) 9 - -55 to +125 30.9
DS1721  Local - - 2-Wire/I2C/SMBus - 1 No Programmable
9
10
11
12
Yes -55 to +125 16.2
DS1722  Local - - 3-Wire/SPI - 2 No -
8
9
10
11
12
- -55 to +125 16.2
DS1775  Local - - 2-Wire/I2C/SMBus - 2 No Programmable
9
10
11
12
Yes -55 to +125 9
DS1780  Local -
Fan Controller
Voltage Monitor
2-Wire/I2C/SMBus - 2 No Programmable 9 Yes -40 to +125 52.4
DS1821  Local -
Standalone Thermostat
Temperature Switch/Temperature Comparator
1-Wire Non-Network
Logic
- 1 No Programmable (NV) 8 - -55 to +125 44.1
DS75  Local - - 2-Wire/I2C/SMBus - 2 No Programmable
9
10
11
12
Yes -55 to +125 16.2
MAX6652  Local Alert Voltage Monitor 2-Wire/I2C/SMBus - 2 No Programmable 8 - -40 to +125 15.4
MAX6654  Remote Alert Remote & Local Sensor 2-Wire/I2C/SMBus Single 1 No - 11 - -55 to +125 30.9
MAX6625  Local Overt - 2-Wire/I2C/SMBus - 3 No Programmable 9 Yes -40 to +125 9
MAX6626  Local Overt - 2-Wire/I2C/SMBus - 3 No Programmable 12 Yes -55 to +125 9
MAX6605  Local - - Analog - 1 No - - - -55 to +125 5.3
MAX1617A  Remote Alert Remote & Local Sensor 2-Wire/I2C/SMBus Single 3 No - 8 - -40 to +125 30.9
MAX1619  Remote
Alert
Overt
Remote & Local Sensor 2-Wire/I2C/SMBus Single 3 No Programmable 8 - -40 to +125 30.9
MAX6576  Local - - Period µ Temp. - 3 No - - - -55 to +125 9
MAX6577  Local - - Freq. µ Temp. - 3 No - - - -55 to +125 9
See All Temperature Sensors (99)

Key Specifications:  Temperature Switches
Part Number Switch Type Functions Interface Accuracy
(±°C)
Temp. Thresh.
(°C)
Features RoHS Available Package/Pins
DS1626  Local
Dual Output Temperature Switch
Dual Temperature Alarms
Standalone Thermostat
Temperature Switch/Temperature Comparator
3-Wire
Logic
0.5
Factory Programmed
Programmable
High Accuracy
Nonvolatile Thermostatic Settings
Push Pull Active High Output
Separate High and Low Temperature Thresholds
Yes
µMAX/8
SOIC (W)/8
DS1726  Local
Dual Output Temperature Switch
Dual Temperature Alarms
Standalone Thermostat
Temperature Switch/Temperature Comparator
3-Wire
Logic
1
Factory Programmed
Programmable
Push Pull Active High Output
Separate High and Low Temperature Thresholds
Yes
µMAX/8
MAX6687  Remote
Dual Output Temperature Switch
Dual Temperature Alarms
Logic 1.5
+40
+45
+50
+55
+60
+65
+70
+75
+80
Open Drain Active Low Output Yes
µMAX/8
MAX6688  Remote
Dual Output Temperature Switch
Dual Temperature Alarms
Logic 1.5
+40
+45
+50
+55
+60
+65
+70
+75
+80
Push Pull Active High Output See Data Sheet
µMAX/8
DS1821  Local
Standalone Thermostat
Temperature Switch/Temperature Comparator
1-Wire Non-Network
Logic
1
Factory Programmed
Programmable
Open Drain Active Low Output
Single-Wire Interface
Yes
PR35/3
SOIC (W)/8
MAX6511  Remote Temperature Switch/Temperature Comparator Logic 3 Factory Programmed - No
SOT/6
MAX6512  Remote Temperature Switch/Temperature Comparator Logic 3 Factory Programmed - No
SOT/6
MAX6513  Remote Temperature Switch/Temperature Comparator Logic 3 Factory Programmed - Yes
SOT/6
TDFN-EP/6
MAX6509  Local Temperature Switch/Temperature Comparator Logic 0.5 Programmable
Pin Selectable Hysteresis
Resistor Programmable
Yes
SOT/5
MAX6510  Local Temperature Switch/Temperature Comparator Logic 0.5 Programmable
Pin Selectable Hysteresis
Resistor Programmable
Yes
SOT/6
MAX6505  Local Temperature Switch/Temperature Comparator Logic 0.5 Factory Programmed Second Threshold (Warning) Yes
SOT/6
MAX6506  Local Temperature Switch/Temperature Comparator Logic 0.5 Factory Programmed Second Threshold (Warning) Yes
SOT/6
MAX6507  Local Temperature Switch/Temperature Comparator Logic 0.5 Factory Programmed Second Threshold (Warning) No
SOT/6
MAX6508  Local Temperature Switch/Temperature Comparator Logic 0.5 Factory Programmed Second Threshold (Warning) Yes
SOT/6
MAX6501  Local Temperature Switch/Temperature Comparator Logic 0.5
+45
+55
+65
+75
+85
+95
Pin Selectable Hysteresis Yes
SOT/5
MAX6502  Local Temperature Switch/Temperature Comparator Logic 0.5
+45
+55
+65
+75
+85
+95
Pin Selectable Hysteresis Yes
SOT/5
MAX6503  Local Temperature Switch/Temperature Comparator Logic 0.5
-15
+5
Pin Selectable Hysteresis Yes
SOT/5
MAX6504  Local Temperature Switch/Temperature Comparator Logic 0.5
-15
+5
Pin Selectable Hysteresis Yes
SOT/5
See All Temperature Switches (25)



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