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1210L035/30WR is listed in the Ptc Resettable Fuses range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is PTC RESET FUSE 30V 350MA 1210. Review the specifications below when checking this part for your BOM.
Ptc Resettable Fuses specifications for 1210L035/30WR
- Description：PTC RESET FUSE 30V 350MA 1210
- Series：POLY-FUSE®, 1210L
- Mfr：Littelfuse Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Polymeric
- Voltage - Max：30V
- Current - Hold (Ih) (Max)：350 mA
- Current - Trip (It)：700 mA
- Current - Max：40 A
- Time to Trip：200 ms
- Resistance - Initial (Ri) (Min)：320 mOhms
- Resistance - Post Trip (R1) (Max)：1.3 Ohms
- Resistance - 25°C (Typ)：-
- Operating Temperature：-40°C ~ 85°C
- Grade：-
- Qualification：-
- Ratings：-
- Mounting Type：Surface Mount
- Package / Case：1210 (3225 Metric), Concave
- Size / Dimension：0.127" L x 0.102" W (3.22mm x 2.58mm)
- Height - Seated (Max)：-
- Thickness (Max)：0.049" (1.25mm)
- Lead Spacing：-
Ptc Resettable Fuses datasheet and documents for 1210L035/30WR
Ptc Resettable Fuses Overview
The Littelfuse 1210L035/30WR is a PolySwitch resettable fuse from the 1210L series, designed for surface mount applications. It features a hold current of 350 mA and a trip current of 700 mA, with a maximum voltage rating of 30 VDC. The device has a minimum initial resistance of 1.6 ohms and a maximum post-trip resistance of 15 ohms. It operates within a temperature range of -40°C to +85°C and offers an interrupting rating of 100 A.
Ptc Resettable Fuses Feature Summary
- Provides automatic circuit protection by increasing resistance during overcurrent events
- Self-resetting functionality eliminates the need for manual replacement after fault clearance
- Surface mount construction enables compact integration into modern PCB designs
Ptc Resettable Fuses Applications
- Portable electronics battery packs
- Data communication circuits
- Peripheral interface ports
- Consumer device power lines
Ptc Resettable Fuses Procurement Notes
Verify the specific suffix '30WR' against the official Littelfuse datasheet to confirm the 30V rating and reel packaging configuration. Ensure the component matches the required 1210 footprint and thermal characteristics for the target assembly process. Cross-reference the manufacturer part number with authorized distributor catalogs to confirm availability and authenticity before procurement.
Ptc Resettable Fuses Selection Notes
Select this component when a 350 mA hold current and 30 VDC maximum voltage are required for overcurrent protection. Consider the 1.6 ohm minimum resistance for low-power signal lines or battery protection. Evaluate the 1210 package size against board space constraints and verify compatibility with standard reflow soldering profiles used in surface mount manufacturing.
Ptc Resettable Fuses Part Context
This device belongs to the 1210L series of polymer positive temperature coefficient (PPTC) resettable fuses. These components are engineered for circuit protection in consumer electronics and industrial applications. The series utilizes proprietary polymer technology to provide reliable overcurrent protection without permanent damage to the circuit upon tripping.
Ptc Resettable Fuses Replacement Considerations
Compatible substitutes include other 1210L series variants with matching electrical ratings, such as the 1210L035YR or 1210L010WR, provided they meet the specific voltage and current requirements of the application.
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