PTC Thermistors
Browse available PTC Thermistors part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Resistance @ 25°C | Resistance Tolerance | Operating Temperature | Power - Max | Mounting Type | Grade | Qualification | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PRF18BE471MB7RBSENSOR PTC |
3,641 | - |
|
Datasheet | * | - | Tape & Reel (TR) | Not For New Designs | - | - | - | - | - | - | - | - |
|
KTY136SENSOR PTC 2KOHM 3% SOT23-3 |
2,579 | - |
|
Datasheet | - | TO-236-3, SC-59, SOT-23-3 | Tape & Reel (TR) | Discontinued at Digi-Key | 2 kOhms | ±3% | -50°C ~ 150°C | - | Surface Mount | - | - | SOT-23-3 |
|
|
KTY135SENSOR PTC 1.97KOHM 3% SOT23-3 |
4,973 | - |
|
Datasheet | - | TO-236-3, SC-59, SOT-23-3 | Tape & Reel (TR) | Obsolete | 1.97 kOhms | ±3% | -50°C ~ 150°C | - | Surface Mount | - | - | SOT-23-3 |
|
|
KTY236SENSOR PTC 1KOHM 3% SOT23-3 |
4,127 | - |
|
Datasheet | - | TO-236-3, SC-59, SOT-23-3 | Tape & Reel (TR) | Obsolete | 1 kOhms | ±3% | -50°C ~ 150°C | - | Surface Mount | - | - | SOT-23-3 |
|
PTGLS4AR1R0M1B53B0SENSOR PTC 1OHM 20% |
4,716 | - |
|
Datasheet | Posistor® | Disc, 5.5mm Dia x 4.0mm W | Bulk | Obsolete | 1 Ohms | ±20% | -10°C ~ 60°C | 1.4 W | Through Hole | - | - | - |
|
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PTGLS4AR1R0M1B53A0SENSOR PTC 1OHM 20% |
2,201 | - |
|
Datasheet | Posistor® | Disc, 5.5mm Dia x 4.0mm W | Tape & Box (TB) | Obsolete | 1 Ohms | ±20% | -10°C ~ 60°C | 1.4 W | Through Hole | - | - | - |
|
PRF15BG102RB6RCSENSOR PTC 1KOHM 3DEGC 0402 |
3,858 | - |
|
Datasheet | Posistor® | 0402 (1005 Metric) | Tape & Reel (TR) | Obsolete | 1 kOhms | ±3°C | -40°C ~ 100°C | - | Surface Mount | - | - | 0402 (1005 Metric) |
|
PRF18BF471QS5RBSENSOR PTC 470OHM 50% 0603 |
3,688 | - |
|
Datasheet | POSISTOR® PRF18/21 | 0603 (1608 Metric) | Tape & Reel (TR) | Active | 470 Ohms | ±50% | -20°C ~ 100°C | - | Surface Mount | - | - | 0603 (1608 Metric) |
|
B59604A85A62SENSOR PTC 470OHM 50% 0603 |
1,867 | - |
|
Datasheet | - | 0603 (1608 Metric) | Tape & Reel (TR) | Obsolete | 470 Ohms | ±50% | -40°C ~ 125°C | - | Surface Mount | - | - | 0603 (1608 Metric) |
|
|
PTGLS6ARR47M1B51A0SENSOR PTC 470MOHM 20% |
1,269 | - |
|
Datasheet | Posistor® | Disc, 7.5mm Dia x 4.0mm W | Tape & Box (TB) | Obsolete | 470 mOhms | ±20% | -10°C ~ 60°C | 1.7 W | Through Hole | - | - | - |
|
|
PTGLS5BCR22N1N53B0SENSOR PTC 220OHM 30% |
3,745 | - |
|
Datasheet | Posistor® | Disc, 6.5mm Dia x 3.0mm W | Bulk | Obsolete | 220 Ohms | ±30% | -10°C ~ 60°C | 1.5 W | Through Hole | - | - | - |
|
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PTGLS6ARR47M1B51B0SENSOR PTC 470MOHM 20% |
1,917 | - |
|
Datasheet | Posistor® | Disc, 7.5mm Dia x 4.0mm W | Bulk | Obsolete | 470 mOhms | ±20% | -10°C ~ 60°C | 1.2 W | Through Hole | - | - | - |
|
B59701A0140A062SENSOR PTC 680OHM 50% 0805 |
1,352 | - |
|
Datasheet | B59701 | 0805 (2012 Metric) | Tape & Reel (TR) | Active | 680 Ohms | ±50% | -40°C ~ 125°C | - | Surface Mount | - | - | 0805 (2012 Metric) |
|
PTFL04BC222Q2N51A0SENSOR PTC 2.2KOHM |
4,010 | - |
|
Datasheet | Posistor® | Disc, 5.0mm Dia x 4.0mm W | Tape & Box (TB) | Active | 2.2 kOhms | - | -10°C ~ 40°C | - | Through Hole | - | - | - |
|
TFPTL10L1001FL2TSENSOR PTC 1KOHM 1% RADIAL |
2,994 | - |
|
Datasheet | TFPTL | Radial | Tape & Reel (TR) | Active | 1 kOhms | ±1% | -55°C ~ 150°C | 75 mW | Through Hole | - | - | - |
|
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TFPTL15L1001FL2TSENSOR PTC 1KOHM 1% RADIAL |
1,942 | - |
|
Datasheet | TFPTL | Radial | Tape & Reel (TR) | Active | 1 kOhms | ±1% | -55°C ~ 150°C | 100 mW | Through Hole | - | - | - |
|
|
TFPTL15L1201FL2TSENSOR PTC 1.2KOHM 1% RADIAL |
3,729 | - |
|
Datasheet | TFPTL | Radial | Tape & Reel (TR) | Active | 1.2 kOhms | ±1% | -55°C ~ 150°C | 100 mW | Through Hole | - | - | - |
|
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B59601A0105B062SENSOR PTC 470OHM 50% 0603 |
4,178 | - |
|
Datasheet | B59601 | 0603 (1608 Metric) | Tape & Reel (TR) | Obsolete | 470 Ohms | ±50% | -40°C ~ 125°C | - | Surface Mount | - | - | 0603 (1608 Metric) |
|
|
PTGLS7ARR33M1B51A0SENSOR PTC 330MOHM 20% |
3,818 | - |
|
Datasheet | Posistor® | Disc, 8.0mm Dia x 4.0mm W | Tape & Box (TB) | Obsolete | 330 mOhms | ±20% | -10°C ~ 60°C | 2 W | Through Hole | - | - | - |
|
|
B59601A135B62SENSOR PTC 470OHM 50% 0603 |
2,904 | - |
|
Datasheet | B59601 | 0603 (1608 Metric) | Tape & Reel (TR) | Obsolete | 470 Ohms | ±50% | -40°C ~ 125°C | - | Surface Mount | - | - | 0603 (1608 Metric) |
PTC Thermistors FAQ
Common questions about selecting, comparing and sourcing PTC Thermistors components through Winsun (HK) Electronics.
What should I check when selecting PTC Thermistors components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific PTC Thermistors part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find PTC Thermistors parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for PTC Thermistors components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
