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SMD1206P025TFA is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is PTC RESET FUSE 16V 250MA 1206. Review the specifications below when checking this part for your BOM.
Ptc Resettable Fuses specifications for SMD1206P025TFA
- Description：PTC RESET FUSE 16V 250MA 1206
- Series：POLY-FUSE®, SMD1206
- Mfr：Littelfuse Inc.
- Package：Tape & Reel (TR)
- Type：Polymeric
- Voltage - Max：16V
- Current - Hold (Ih) (Max)：250 mA
- Current - Trip (It)：500 mA
- Current - Max：40 A
- Time to Trip：80 ms
- Resistance - Initial (Ri) (Min)：550 mOhms
- Resistance - Post Trip (R1) (Max)：2.3 Ohms
- Operating Temperature：-40°C ~ 85°C
- Ratings：-
- Mounting Type：Surface Mount
- Package / Case：1206 (3216 Metric), Concave
- Size / Dimension：0.128" L x 0.065" W (3.25mm x 1.65mm)
- Height - Seated (Max)：-
- Thickness (Max)：0.030" (0.75mm)
- Lead Spacing：-
Ptc Resettable Fuses datasheet and documents for SMD1206P025TFA
Ptc Resettable Fuses Overview
The SMD1206P025TFA is a PolySwitch resettable PPTC device from Littelfuse, designed for surface mount applications. It provides overcurrent protection with a hold current of 0.25 A and a trip current of 0.50 A. The component supports maximum voltages up to 16 V DC and features a low resistance of 0.35 Ohms max. It operates within a temperature range of -40°C to +85°C and offers high cycle life capability.
Ptc Resettable Fuses Feature Summary
- Resettable overcurrent protection mechanism utilizing polymeric positive temperature coefficient technology
- Surface mount construction suitable for automated PCB assembly processes
- Compact form factor designed for space-constrained electronic circuit layouts
Ptc Resettable Fuses Applications
- Portable consumer electronics protection
- Battery pack circuit safeguarding
- Data line surge suppression
Ptc Resettable Fuses Procurement Notes
Verify the obsolete lifecycle status before procurement planning. Confirm availability through authorized distributors or surplus channels. Ensure storage conditions meet manufacturer specifications to maintain material integrity prior to installation.
Ptc Resettable Fuses Selection Notes
Evaluate the 0.25 A hold current against steady-state operational loads. Assess the 16 V rating against peak circuit voltages. Consider thermal derating requirements based on ambient operating temperatures and board layout constraints.
Ptc Resettable Fuses Part Context
This component belongs to the SMD1206 series of PolySwitch devices. The series provides a wide range of hold currents and voltage ratings for surface mount integration. These devices are engineered to replace traditional fuses in applications requiring resettable protection capabilities.
Ptc Resettable Fuses Replacement Considerations
Consult official Littelfuse documentation for verified substitute part numbers. Cross-reference electrical parameters including hold current, trip current, and voltage ratings. Verify package compatibility and thermal characteristics for equivalent performance.
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