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Bourns CB85A1B Miniature Thermal Cutoff Device
The Bourns CB85A1B is a miniature thermal cutoff (TCO) device specifically engineered for battery cell protection in a variety of applications, including notebook PCs, tablet PCs, and smartphones. This device offers robust overtemperature and overcurrent protection, effectively controlling abnormal and excessive current flow up to the rated limits. A key feature is its resettable nature; the device resets automatically when the ambient temperature decreases by 10°C below the minimum trip temperature and power is cycled. The CB85A1B is designed for ease of integration and offers high corrosion resistance, making it suitable for demanding environments. It is crucial to adhere to the design and handling cautions outlined in the datasheet to ensure optimal performance and prevent damage.
Bourns CB85A1B Miniature Thermal Cutoff Device Specifications:
- Trip Temperature: 85 °C ± 5 °C
- Reset Temperature: 40 °C min.
- Maximum Breaking Current: DC5 V / 50 A, 100 cycles
- Maximum Voltage: DC28 V / 25 A, 100 cycles
- Minimum Holding Voltage: 3 V @ 25 °C for 1 minute
- Maximum Leakage Current: 200 mA max. @ 25 °C
- Resistance: 5 mΩ max. / 2.2 mΩ typ.
- Application Temperature Range: -30 ~ 100 °C
- Moisture Sensitivity Level: 1
- ESD Classification (HBM): 3B
- Arm Material: Cu Alloy, High Current Type
- Terminal Type: With Projection (1)
- Body Color: Black (B)
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Frequently Asked Questions
Where can I buy Bourns CB85A1B?
You can click on the BUY or RFQ button to purchase CB85A1B from an authorized Bourns distributor.
How do I troubleshoot issues or seek technical support for part CB85A1B?
You can download the CB85A1B datasheet or visit the Bourns website for support.
Who is the manufacturer of CB85A1B?
Bourns