SMD250F-2 Allicdata Electronics

SMD250F-2 Circuit Protection

Allicdata Part #:

SMD250F-2TR-ND

Manufacturer Part#:

SMD250F-2

Price: $ 0.18
Product Category:

Circuit Protection

Manufacturer: Littelfuse Inc.
Short Description: PTC RESET FUSE 15V 2.5A 2SMD
More Detail: Polymeric PTC Resettable Fuse 15V 2.5A Ih Surface ...
DataSheet: SMD250F-2 datasheetSMD250F-2 Datasheet/PDF
Quantity: 18000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 2A (4 Weeks)
1500 +: $ 0.16534
3000 +: $ 0.15679
7500 +: $ 0.15394
10500 +: $ 0.14824
Stock 18000Can Ship Immediately
$ 0.18
Specifications
Series: PolySwitch®, SMD
Packaging: Tape & Reel (TR) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Type: Polymeric
Voltage - Max: 15V
Current - Max: 40A
Current - Hold (Ih) (Max): 2.5A
Current - Trip (It): 5A
Time to Trip: 25s
Resistance - Initial (Ri) (Min): 35 mOhms
Resistance - Post Trip (R1) (Max): 85 mOhms
Operating Temperature: -40°C ~ 85°C
Ratings: --
Mounting Type: Surface Mount
Package / Case: 2-SMD
Size / Dimension: 0.343" L x 0.250" W (8.70mm x 6.36mm)
Height - Seated (Max): --
Thickness (Max): 0.118" (3.00mm)
Lead Spacing: --
Approvals: CSA, TUV, UL
Description

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PTC resettable fuses are devices characterized by their ability to automatically reset after a period of time following a specific electrical event. SMD250F-2 is a PTC resettable fuse specifically designed for use in high-temperature, low-current applications. This product is a high-efficiency and cost-effective solution for providing both a protective function and a resetable feature in such high-temperature, low-current applications.The SMD250F-2 was designed to protect against overvoltage and over-current conditions across the full range of its operating temperature range. It also provides a resetable feature in the event of a short circuit or excessive current drain. This resetable function can be used to automatically reset the device when a predetermined level of from 1-10 mA is reached and automatically reset when the current flow returns to normal. The reset time is typically less than one second.The SMD250F-2 features an optimized design that includes a low ohmic value (typically 2.5 mA) and a low dynamic resistance. This design provides fast response to overcurrent conditions and helps protect the system from damage. Additionally, the SMD250F-2 is designed with a rated operating temperature range of -40 to +125°C, making it an ideal solution for use in high-temperature, low-current applications such as automotive, industrial, and medical equipment.The SMD250F-2 PTC resettable fuse also features a self-resetting timer that prevents it from resetting itself too often. This timer helps reset the fuse within a reasonable amount of time and ensures that an overcurrent event does not continuously cause a reset event. Furthermore, the SMD250F-2 provides surge protection up to 2-1000V peaks, 4600W-2000A protected currents, and operating life expectancy up to 3000 cycles.In summary, the SMD250F-2 is an ideal product for use in high-temperature, low-current applications due to its high-efficiency, cost-effectiveness, fast response time, and surge protection capabilities. It features an optimized design with a low dynamic resistance and a rated operating temperature range of -40 to +125°C. Additionally, the SMD250F-2 is an excellent choice for providing a protective function and a resetable feature for a wide variety of devices and systems.

The specific data is subject to PDF, and the above content is for reference

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