Polymer pptc pptc devices are made of a polymer plastic material. Its the only pdf viewer that can open and interact with all types of pdf content, including. Pptc resistors carbon crystalline polymer under normal operation at operating current many conductive paths very low resistance carbon amorphous. Search for and locate the pdf file you want to insert. Then adjust the powerpoint application window size so you can drag the file in. Our pdf to powerpoint converter will turn your pdf into ppt in seconds. Surface mount ptcs are available with broad range of hold current from 0. Hybrid pptcmov devices offer benefits over discrete solutions menlo park, calif. Unlike a typical onetime fuse, a pptc device see figure 4 will reset when cooled. The devices can all be used on their own, together with a grid controller or in combination. Dec 16, 2019 a file with the pptm file extension is a microsoft powerpoint open xml macroenabled presentation file.
Pptc 001 pdf files download pptc 001 pdf files read online the. Remaining uploaded pdf or ppt files will be deleted automatically. Select the pdf file you want to convert to powerpoint. These devices may be used in both dc and ac circuits provided that peaktopeak line voltage when carrying ac does not exceed the ptcs vmax rating. All devices are ul recognized and tuv approved and have maximum fault current of 50a. Agency file number regulation standard e201431 201165eu r50099121 iec 61249221. The forms may not open on mobile devices ipads, tablets, mobile phones.
Download the ppt file and save it to your computer. Furthermore, the online pdf converter offers many more features. These devices are often used in computer power supplies, largely due to the pc 97 standard which recommends a sealed pc that the user never has to open, and in aerospacenuclear applications where replacement is difficult. They are available in 0402 to 2920 sizes while the hold current ranges from 100ma to 7a. Because pptc devices can be thermally activated, any change in the temperature around the device could affect the performance of the device. You can easily convert your pptx files to pdf with this online tool. Fundamentals of resettable functionality in pptc devices. To keep for free in the future, please deactivate your adblocker or support this project by sending a small donation.
Users should verify actual device performance in their specific applications. Resettable pptc devices provide fast overcurrent protection. Compare the maximum rating for vmax and imax of the pptc device with the circuit in application and make. Sign, fax and printable from pc, ipad, tablet or mobile. Resettable pptc fuse all specifications are subject to revise without notice. Introduction to pptc devices application under normal operating conditions, pptc device remains low in resistance when fault occurs, the pptc device heats up and increases in resistance thereby protecting the equipment from fault pptc device resets when fault is removed and cycled returns to low resistance r s.
If you have your file handy, you can also simply draganddrop it into the box to upload. But unlike traditional fuses that work one time and must be replaced, raychem circuit protections pptc devices reset after the fault is cleared and power to the circuit is removed. We may reject your application if you dont use the latest, official form. If you have problems opening a form in your internet browser, you need to. Dec 24, 2018 to download pdf from this website you dont have to be a genius. Pptc devices are different from fuses and, when a fault condition occurs, will go into highresistance state and do not open circuit, in which case the voltage at such pptc devices may reach a hazardous level. Because all pptc devices go into a highresistance state under a fault condition, normal operation can still result in hazardous voltage being present in parts of. As temperature around a pptc device increases, less energy is required to trip the device and thus its hold current i hold decreases. Child passport application for canadians under 16 years of age. Fill applicant canadianpdffillercom form canada instantly, download blank or editable online. The devices are intended for protection against occasional overcurrent or over. Metal hybrid pptc devices overtemperature protection device circuit protection devices product.
Designed for use in a wide range of electronic devices, these thermistortype devices limit the flow of dangerously high current during fault conditions. These ptc devices may not be suitable for use in circuits with a large inductance, as the ptc trip can generate circuit voltage spikes above the ptc rated voltage. Tel, introduces the 2pro ac device, an innovative hybrid device that offers designers an integrated, resettable approach to protect sensitive downstream electronics against damage from. Under a fault condition all pptc devices go into a high resistance state but do not open circuit, so hazardous voltage may be present at pptc locations. Pdf failure causes of a polymer resettable circuit protection. Under fault conditions a ptcs resistance will rise exponentially and remain in a tripped state, providing continuous overcurrent protection until the fault is removed. Pptc devices will undergo a thermal expansion during fault condition. Pdf to ppt, how to convert a pdf to powerpoint adobe acrobat dc. The pptc devices are available at distributor rutronik immediately. This small trickle current is sufficient to maintain the fuse device in the.
With the exception of dsbga, qfn, and son packages which only have one footprint, the footprints in the. The use of pptc devices as a variable resistor in circuit protection applications was first pioneered by raychem several decades ago. Agency file number regulation standard electrical characteristics. Forms on third party sites may be outofdate or unofficial. Pptc devices this section contains details about pptc devices supporting the preset concept. Jul 23, 2015 polyfuse seminar pdf report and ppt sumit thakur july 23, 2015 polyfuse seminar pdf report and ppt 20170116t15. Littelfuse 0402 size lorho smd pptc is the smallest size surface mounted pptc device available in the market. Smd1812 hf series surface mount ptc devices 5 jaei. The fact that these protection devices reset auto matically. How to recover a powerpoint file from the temp folder if we were working hard in a powerpoint presentation but unfortunately we closed the application before saving it to the disk then the chances that you can recover the powerpoint are minimal, but you can be confident and have faith that a temporary file is saved in the windows temp folder. Polyswitch pptc polymeric positive temperature coefficient devices help. Our online pdf to powerpoint converter is the best available, and you can use it free. Te circuit protection, a business unit of te connectivity ltd. Resettable fuse also known as a polyfuse or polyswitch is a passive electronic component protect against overcurrent faults in electronic circuits.
The devices are intended for protection against occasional overcurrent or overtemperature. It is not a fuse but polymeric positive temperature coefficient thermistor pptc. Left click on it and drag the pdf file onto the slide to insert it into powerpoint. Polyfuse seminar pdf report and ppt sumit thakur july 23, 2015 polyfuse seminar pdf report and ppt 20170116t15.
Thus, it is ideal for high speed overcurrent protection. If pptc devices are installed or placed in an application where the space between pptc devices and the surrounding materials e. These devices may be used in both dc and ac circuits provided that peaktopeak line voltage. Operation over the maximum rating or other forms of improper use may cause failure, arcing, flame andor other damage to the pptc devices. So it can not be used to protect devices that max allowed current is 100ma. Failure causes of a polymer resettable circuit protection device. Adobe acrobat reader dc software is the free global standard for reliably viewing, printing, and commenting on pdf documents. A pptc device has a current rating and a voltage rating. And now, its connected to the adobe document cloud. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. July 20, 2015 page no 2 of 2 electrical performance typical. Pdf to ppt, how to convert a pdf to powerpoint adobe acrobat.
Pdf to ppt converter convert pdf to powerpoint online free. A pptc device is not a fuse it is a nonlinear thermistor that limits current. The heat transfer environment can accurately define hold current. Contamination of the pptc material with certain silicon based oils or some aggressive solvents can adversely impact the performance of the devices. All devices can be used in context with the help of the songswitch device the concept of songs is explained in the songswitch section. Polyswitch resettable device short form catalog tyco electronics. Avoid impact pptc device its thermal expansion like placed under pressure or installed in limited space. Polyfuses is a new standard for circuit protection. Pdf the estimation of the polymer fuses features researchgate. If your pdf contains scanned text, acrobat will run text recognition automatically. Bourns multifuse polymer positive temperature coefficient pptc resettable fuses are overcurrent protection devices used in a wide variety of circuit protection applications.
The devices are intended for protection against occasional overcurrent or. Oct 17, 2019 download tsm250 datasheet pdf littelfuse document. Radial ptcs are rated from 6vdc to 600vdc respectively, and are designed for use in higher voltage applications that require minimal maintenance and are subject to repetitive overcurrent conditions. Circuits with inductance may generate a voltage l didt above the rated voltage of the pptc device. A file with the pptm file extension is a microsoft powerpoint open xml macroenabled presentation file. The operation of polymeric ptc devices is based on an overall energy balance described by the following equation. Download seminar report pdf with abstract and ppt on slideshare, pros and cons, symbols.
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