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Product Detailed Parameters
- Description：PTC RESET FUSE RADIAL DISC
- Series：YS
- Mfr：Amphenol Advanced Sensors (Thermometrics)
- Package：Bulk
- Type：Ceramic
- Voltage - Max：-
- Current - Hold (Ih) (Max)：-
- Current - Trip (It)：-
- Current - Max：-
- Time to Trip：-
- Resistance - Initial (Ri) (Min)：-
- Resistance - Post Trip (R1) (Max)：-
- Resistance - 25°C (Typ)：100 Ohms
- Operating Temperature：-
- Grade：-
- Qualification：-
- Ratings：-
- Mounting Type：Through Hole
- Package / Case：Radial, Disc
- Size / Dimension：-
- Height - Seated (Max)：-
- Thickness (Max)：-
- Lead Spacing：-
Download product information
Overview
The YS5656 is a Positive Temperature Coefficient (PTC) thermistor manufactured by Amphenol Advanced Sensors under the Thermometrics brand. It belongs to the YS series and is designed for board mount applications with radial termination. The component features a resistance of 25 ohms at standard conditions with a tolerance of 20%. It operates within a bulk packaging configuration, suitable for through-hole integration in electronic circuits requiring thermal protection or sensing.
Feature Summary
- Positive Temperature Coefficient (PTC) behavior for thermal management
- Radial leaded construction for PCB mounting
- Thermometrics branded sensing element
Applications
- Overcurrent protection circuits
- Self-resetting fuse applications
- Temperature sensing elements
Procurement Notes
Verify current availability status as inventory records indicate unavailability. Confirm manufacturing lifecycle status and obsolescence notices directly with Amphenol Advanced Sensors prior to design finalization. Ensure compliance with RoHS directives and specific environmental certifications required for the target application environment.
Selection Notes
Select this component based on the required 25-ohm baseline resistance and 20% tolerance specifications. Evaluate the radial package style against available PCB footprint constraints. Consider the operating temperature range and power dissipation limits relative to the circuit's thermal profile to ensure reliable PTC switching characteristics.
Part Context
This part is categorized under Thermistors within the Amphenol Advanced Sensors portfolio. It falls specifically into the PTC Thermistors sub-category. The product line is associated with the Thermometrics trademark, indicating specialized thermal sensing capabilities integrated into the broader sensor and transducer offerings of the manufacturer.
Replacement Considerations
No public confirmed substitute part numbers are documented for this specific model. Designers should consult official cross-reference guides from Amphenol Advanced Sensors for potential alternatives if this component becomes unavailable.
