20LR450SU Allicdata Electronics
Allicdata Part #:

20LR450SU-ND

Manufacturer Part#:

20LR450SU

Price: $ 0.26
Product Category:

Circuit Protection

Manufacturer: Littelfuse Inc.
Short Description: PTC RESET FUSE 20V 4.5A STRAP
More Detail: Polymeric PTC Resettable Fuse 20V 4.5A Ih User Def...
DataSheet: 20LR450SU datasheet20LR450SU Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
20000 +: $ 0.23310
Stock 1000Can Ship Immediately
$ 0.26
Specifications
Series: POLY-FUSE®, LR
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Type: Polymeric
Voltage - Max: 20V
Current - Max: 100A
Current - Hold (Ih) (Max): 4.5A
Current - Trip (It): 8.9A
Time to Trip: 5s
Resistance - Initial (Ri) (Min): 11 mOhms
Resistance - Post Trip (R1) (Max): 28 mOhms
Operating Temperature: -40°C ~ 85°C
Ratings: --
Mounting Type: User Defined
Package / Case: Strap
Size / Dimension: 0.984" L x 0.402" W (25.00mm x 10.20mm)
Height - Seated (Max): --
Thickness (Max): 0.039" (1.00mm)
Lead Spacing: --
Approvals: cURus, TUV
Description

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

PTC Resettable Fuses are an efficient and cost-effective way to protect electronic devices from electrical fault, and the 20LR450SU is a perfect example of this technology in action.The 20LR450SU is a polyfuse, specifically designed for low voltage, board level protection and overcurrent protection applications. It is characterized by low internal impedance, broad working range, and low power consumption. It also provides fast and reliable protection against the intermittent and transient overcurrents typically found in portable battery powered devices, and can be used both as an active element and as a passive device for a wide range of protection purposes.The 20LR450SU is specifically designed to withstand typical board-level transient events, such as inrush-current, voltage transients, and other fault conditions. It is rated for up to 450V AC, in continuous operating voltages up to 250V AC, and is suitable for use in most standard electronic applications, as well as more specialized applications such as motor control systems and LED lighting.In its simplest form, the 20LR450SU works by automatically sensing overcurrent events, and then opens the circuit when the current reaches its set value. When the current falls back below a set level, the fuse automatically resets itself and the circuit is restored. This makes it ideal for electronic products such as charging systems, adapters, and other portable devices that are subject to transient fault conditions which may cause permanent system damage.The basic principle of operation of the 20LR450SU is relatively straightforward, but its applications are manifold. It can be used in circuit protection, over voltage protection, over temperature protection, inrush-current limitation, and ESD protection. It can also be used to safeguard against fault conditions, including the short circuits which can often be seen in consumer products. The 20LR450SU offers a high degree of user-friendliness, and features a wide working range, fast response times, low power consumption, and can tolerate extreme temperatures. It is designed with robust insulation and is built to be resistant to shock, vibration, and other physical events. For this reason, it has become a popular choice for a variety of applications, and is particularly popular for use in portable electronic devices and applications.When it comes to cost effectiveness, the 20LR450SU offers reliable protection at a fraction of the cost of traditional resettable fuses. In addition, its design is highly durable, and can withstand a wide range of environmental conditions. Finally, its compact nature makes it ideal for use in small spaces, without compromising protection. In conclusion, the 20LR450SU PTC Resettable Fuse offers a high level of reliability, fast response times, and is an economical solution for many electronic applications. With its robust design, it is a popular choice for many applications, such as those involving charging systems, adapters, and portable devices. Moreover, its low power consumption and durable design make it an ideal choice for a wide range of applications.

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

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