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Temperature Sensors - Thermostats - Solid State

The Results of Temperature Sensors - Thermostats - Solid State 554
Solid state thermostats and thermal switches provide on/off temperature control without moving parts — using electronic temperature-sensing ICs combined with built-in relay or triac output to switch loads directly. They are used in HVAC zone control, motor protection, thermal runaway protection in battery packs, 3D printer heated beds, industrial ovens, and medical refrigeration. Our solid state thermostat inventory covers adjustable and fixed-temperature electronic thermostats with output ratings from 5A to 25A, supply voltages from 12V to 240V AC/DC, and switching temperatures from –30°C to +150°C — from brands including Cal Therm, Heat-Kit, Runo, and Jumo. Specific thermal switch and thermostat assemblies for HVAC equipment and industrial motor protection are frequently on long lead times or end-of-life. Welllinkchips stocks a range of solid-state thermostat configurations and can source discontinued thermal switch types needed for legacy HVAC and industrial heating equipment repair.

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All search Results for "Temperature Sensors - Thermostats - Solid State" ( 554 Parts Found )
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Model
Brand
Quantity
Consult
Package / Case
Package
Package Min
Trip Temperature Threshold
Switching Temperature
Accuracy
Current-Output (Max)
Output Type
Output
Output Function
Selectable Hysteresis
Features
Voltage-Supply
Current-Supply
Operating Temperature
Mounting Type
Base Product Number
RoHS Status
Moisture Sensitivity Level (MSL)
REACH Status
ECCN
HTSUS
In Stock: 12
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SC-74A, SOT-753
TR
2500
Hot
Programmable
±4.7°C
Open Drain
Active Low
/OverTemp
Yes
Selectable Trip Point
2.7 V ~ 5.5 V
32µA
-40°C ~ 125°C
Surface Mount
MAX6509
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 2
SEND E-mail SUBMIT RFQ
SOT-23-6
TR
250
Hot
Programmable
±6°C
Open Drain
Active Low
/OverTemp
No
Selectable Trip Point
1.8 V ~ 18 V
110µA
-40°C ~ 150°C
Surface Mount
TMP300
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 3
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8-SOIC (0.154", 3.90mm Width)
TR
1000
Cold, Hot
Programmable
±1°C
Open Collector
Active High
/OverTemp, /UnderTemp
Yes
-
4.5 V ~ 13.2 V
500µA
-55°C ~ 125°C
Surface Mount
TMP01
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 1
SEND E-mail SUBMIT RFQ
SOT-563, SOT-666
TR
4000
Hot
70°C, 75°C, 80°C, 85°C
±0.2°C
Open Drain
Active Low
/OverTemp
Yes
Selectable Trip Point
1.4 V ~ 3.6 V
8µA
-40°C ~ 125°C
Surface Mount
TMP302
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 100
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6-WDFN Exposed Pad
TR
1000
Hot
90°C
±2.2°C
Open Drain, Push-Pull
Active High, Active Low
OverTemp, /OverTemp, VTemp
No
Trip Test
1.6 V ~ 5.5 V
8µA
-50°C ~ 150°C
Surface Mount
LM26
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 12
SEND E-mail SUBMIT RFQ
SOT-23-6
TR
3000
Cold, Hot
Programmable
±6°C
Open Drain
Active Low
/OverTemp, /UnderTemp
Yes
Selectable Trip Point
2.7 V ~ 5.5 V
30µA
-55°C ~ 125°C
Surface Mount
ADT6401
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 3
SEND E-mail SUBMIT RFQ
SOT-23-6
TR
2500
Cold
Programmable
±4.7°C
Open Drain
Active High, Active Low
OverTemp, /OverTemp
Yes
Selectable Trip Point
2.7 V ~ 5.5 V
47µA
-40°C ~ 125°C
Surface Mount
MAX6510
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 3
SEND E-mail SUBMIT RFQ
8-SOIC (0.154", 3.90mm Width) Exposed Pad
TR
2500
Hot
45°C
±3°C
Open Drain, Push-Pull
Active High, Active Low
FanOn, /FanOut, /OverTemp, /Warn
Yes
-
2.7 V ~ 5.5 V
65µA
-40°C ~ 125°C
Surface Mount
MAX6665
ROHS3 Compliant
REACH Unaffected
EAR99
8542.31.0001
In Stock: 80
SEND E-mail SUBMIT RFQ
SC-74A, SOT-753
TR
3000
Hot
105°C
±6°C
Open Drain
Active Low
/OverTemp
Yes
-
3 V ~ 6 V
25µA
-40°C ~ 125°C
Surface Mount
MCP9501
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 9
SEND E-mail SUBMIT RFQ
SC-74A, SOT-753
TR
2500
Hot
45°C
±4°C
Open Drain
Active Low
/OverTemp
Yes
-
2.7 V ~ 5.5 V
30µA
-55°C ~ 135°C
Surface Mount
MAX6501
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 16
SEND E-mail SUBMIT RFQ
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Tube
100
Hot
25°C, 45°C
±2.5°C
-
Active Low
/Fault, /OverTemp, PWM
No
Fan Controller
2.8 V ~ 5.5 V
50µA
-40°C ~ 125°C
Surface Mount
TC652
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 4
SEND E-mail SUBMIT RFQ
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Tube
100
Hot
25°C, 55°C
±2.5°C
-
Active Low
/Fault, /OverTemp, PWM
No
Fan Controller
2.8 V ~ 5.5 V
50µA
-40°C ~ 125°C
Surface Mount
TC652
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 136
SEND E-mail SUBMIT RFQ
8-SOIC (0.154", 3.90mm Width)
TR
2500
Hot
Programmable
±2°C
Open Collector
Active High
OverTemp
No
Selectable Trip Point
2.7 V ~ 7 V
90µA, 120µA
-40°C ~ 150°C
Surface Mount
AD22105
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 38
SEND E-mail SUBMIT RFQ
SOT-563, SOT-666
TR
4000
Hot
70°C, 75°C, 80°C, 85°C
±2°C
Open Drain
Active Low
/OverTemp
Yes
Selectable Trip Point
1.4 V ~ 3.6 V
8µA
-40°C ~ 125°C
Surface Mount
TMP302
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 38443
SEND E-mail SUBMIT RFQ
SOT-563, SOT-666
TR
4000
Hot
50°C, 55°C, 60°C, 65°C
±2°C
Open Drain
Active Low
/OverTemp
Yes
Selectable Trip Point
1.4 V ~ 3.6 V
8µA
-40°C ~ 125°C
Surface Mount
TMP302
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 8
SEND E-mail SUBMIT RFQ
6-WDFN Exposed Pad
TR
1000
Hot
110°C
±2.2°C
Open Drain, Push-Pull
Active High, Active Low
OverTemp, /OverTemp, VTemp
No
Trip Test
1.6 V ~ 5.5 V
8µA
-50°C ~ 150°C
Surface Mount
LM26
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 16
SEND E-mail SUBMIT RFQ
6-WDFN Exposed Pad
TR
1000
Hot
85°C
±2.2°C
Open Drain, Push-Pull
Active High, Active Low
OverTemp, /OverTemp, VTemp
No
Trip Test
1.6 V ~ 5.5 V
8µA
-50°C ~ 150°C
Surface Mount
LM26
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 120
SEND E-mail SUBMIT RFQ
6-WDFN Exposed Pad
TR
1000
Hot
105°C
±2.2°C
Open Drain, Push-Pull
Active High, Active Low
OverTemp, /OverTemp, VTemp
No
Trip Test
1.6 V ~ 5.5 V
8µA
-50°C ~ 150°C
Surface Mount
LM26
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 32
SEND E-mail SUBMIT RFQ
SC-74A, SOT-753
TR
3000
Hot
115°C
±6°C
Open Drain
Active Low
/OverTemp
Yes
-
2.7 V ~ 5.5 V
30µA
-55°C ~ 125°C
Surface Mount
ADT6501
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
In Stock: 7
SEND E-mail SUBMIT RFQ
8-SOIC (0.154", 3.90mm Width)
TR
1000
Hot
Programmable
±2°C
Open Collector
Active High
OverTemp
No
Selectable Trip Point
2.7 V ~ 7 V
90µA, 120µA
-40°C ~ 150°C
Surface Mount
AD22105
ROHS3 Compliant
REACH Unaffected
EAR99
8542.39.0001
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