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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.
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What temperature ranges can be detected?
The detectable temperature range depends on the specifications of the PTC thermistor.
For instance, when using a PTC thermistor (POSISTOR) from Thermoflagger™ and Murata Manufacturing Co., Ltd., you can select the overheat detection temperature from 80°C to 150°C.
Table 1 shows the selection table for Thermoflagger™ and Murata's POSISTOR (PTC Thermistor).
The detectable temperature varies depending on Thermoflagger™ and POSISTOR (PTC thermistor) used.
| Thermoflagger™ Product name |
Murata Manufacturing POSISTOR product name |
Overheat detection temperature (Reference) |
|---|---|---|
TCTH021AE |
PRF18AR471QB5RB | 150ºC |
| PRF18BA471QB5RB | 140ºC | |
| PRF18BB471QB5RB | 130ºC | |
| PRF18BC471QB5RB | 120ºC | |
| PRF18BD471QB5RB | 110ºC | |
| PRF18BE471QB5RB | 100ºC | |
| PRF18BF471QB5RB | 90ºC | |
| PRF18BG471QB5RB | 80ºC | |
| PRF15BA102RB6RC | 136ºC | |
| PRF15BB102RB6RC | 126ºC | |
| PRF15BC102RB6RC | 116ºC | |
| PRF15BD102RB6RC | 106ºC | |
| PRF03BB541NB7RL | 135ºC | |
TCTH011AE |
PRF15BB103RB6RC | 122ºC |
The above selection table detects overheating when a PTC thermistor is used as a single unit. When several PTC thermistors are used, or the detection temperature fluctuate depending on the operating conditions. Before using the product, fully verify the actual operating conditions.
Related Links
The following documents also contain related information.
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