PTC Thermistors (POSISTOR®) 17/04/2014 by Murata Manufacturing Co.,Ltd.

More catalogs by Murata Manufacturing Co.,Ltd. | PTC Thermistors (POSISTOR®) 17/04/2014 | 105 pages | 2018-02-03

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Catalog PTC Thermistors (POSISTOR®) 17/04/2014

Featured catalog pages of PTC Thermistors (POSISTOR®) 17/04/2014

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 o part numbering ptc thermistors posistorr for overcurrent protection chip type part number pr g 18 bb 470 m b1 rb qwertyui qproduct id tresistance expressed by three-digit alphanumerics the unit is ohm Ω the first and second figures are significant digits and the third figure expresses the number of zeros which follow the two figures if there is a decimal point it is expressed by the capital letter r in this case all figures are significant digits product id pr ptc thermistors chip type wseries code series g for overcurrent protection ex code resistance 4r7 4.7Ω edimensions lgw 470 47Ω 471 470Ω code dimensions lgw

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 posistorr for circuit protection 1 overcurrent protection chip type e e t overcurrent protection device with resettable function suitable for current limiting resistor this product is a chip type ptc thermistor for overcurrent protection that is suitable for the following · countermeasure for short circuit testing · current limiting resistor g l part number prg15_rc prg18_rb prg21_ra prg21_rk c features 1 rapid operation to protect the circuit in an overcurrent condition abnormality such as a short circuit by removing the overcurrent condition these products automatically return to the initial condition and can be used

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 chip type specifications and test methods c prg18/21bb series no item rating value metheod of examination 1 operating temp -10 to 60°c temperature range with maximum voltage applied to ptc 2 resistance value at 25°c within the specified range after applying maximum operating voltage for 3 mins and leaving for 2 hours in 25°c measured by applying voltage less than dc1.5v by a direct current less than 10ma 3 withstanding voltage without damage we apply 120 of the maximum operating voltage to ptc by raising gradually for 180±5 secs at 25°c a protective resistor is to be connected in series and the inrush current through

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 posistorr for circuit protection overcurrent protection narrow current band 140v series d max t max h max this product is a leaded type ptc thermistor for overcurrent protection which is suitable for a current limiting resistor c features 4 4.0±1.5 1 small fluctuation in the circuit due to resistance tolerance 10 2 narrow current range less than twice between operating and non-operating current at -10 to 60 degrees c 3 quick operating time due to small size compared with conventional products 4 best suited to meet the requirements for power supplies and motor protection error-free operations are assured by rush current 5

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 c operating time 30v series typical curve ptgl07ar4r6h2b51b0 70 70 60 60 50 50 operating time sec operating time sec ptgl04ar130h2b51b0 40 –10°c 25°c 60°c 30 ambient temp 40 30 –10°c 25°c ambient temp 60°c 20 20 10 10 0 0 0.2 0.4 overcurrent a 0 0.6 0 0.2 70 70 60 60 50 50 40 30 –10°c 25°c ambient temp 60°c 10 10 1.0 2.0 overcurrent a 6 0 3.0 –10°c 25°c ambient temp 60°c 30 20 0 1.0 40 20 0 0.6 0.8 overcurrent a ptgl12ar1r2h2b51b0 operating time sec operating time sec ptgl09ar1r8h2b51b0 0.4 0 1.0 2.0 3.0 overcurrent a 4.0 ptgl13ar0r8h2b71b0 70 60 operating time sec

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 continued from the preceding page c protective threshold current range 140v series ptgl13ar6r8m6c01b0 ptgl16ar5r6m6c01b0 800 800 trip current trip current 600 600 current ma current ma protective threshold current protective threshold current 400 hold current 400 hold current 200 200 0 –20 0 40 20 ambient temperature °c 60 80 0 –20 0 40 20 ambient temperature °c 60 80 c operating time 125v series typical curve ptgl05ar181m7p52b0 ptgl09ar220m6b52b0 70 70 60 –10°c 25°c 60°c ambient temp 60 50 operating time sec operating time sec 50 –10°c 25°c ambient temp 60°c 40 30 30 8 20 20 10

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 continued from the preceding page c operating time 265v series typical curve c application circuit ptgl18ar6r0h8b72b0 1 transistor protection circuit 70 pth rl rb 60 operating time [sec 50 40 ra re c 30 –10°c 25°c ambient temp 60°c 20 10 0 0 1.0 2.0 3.0 overcurrent [a 4.0 2 transformer protection circuit 1 3 transformer protection circuit 2 pth pth d power supply c power supply 9 4 fluorescent lamp protection circuit fluorescent lamp c s 5 telecommunication circuit pth s varistor ch arrester power source r telephone or pbx c c varistor pth pth

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 overheat sensing chip tight tolerance type reference data c resistance temperature characteristics range prf15ba102rb6rc 1000 1000 100 100 resistance kΩ resistance kΩ prf15ar102rb6rc 10 1 1 0 40 80 120 160 0.1 –40 200 120 prf15bc102rb6rc 100 100 10 1 160 200 160 200 160 200 10 1 0 40 80 120 160 0.1 –40 200 0 40 80 120 ambient temperature °c ambient temperature °c prf15bd102rb6rc prf15be102rb6rc 1000 1000 100 100 resistance kΩ resistance kΩ 80 prf15bb102rb6rc 1000 10 1 0.1 –40 40 ambient temperature °c 1000 0.1 –40 0 ambient temperature °c resistance kΩ resistance kΩ 0.1

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering c resistance temperature characteristics mar.4,2014 c example of thermal response time operating time of posistorr 100 104 bb bc 80 resistance change r/r90°c bd 103 be resistance change r/r25°c bf bg bh 102 10 ptfm04be222q2n34bs posistorr r meter screw 60 40 heater aluminum plate t=90°c constant 20 1 0 –20 0 20 40 60 80 temperature °c 100 120 10 20 30 40 time sec 50 60 relation between resistance change and time after posistorr ptfm04be222q2n34bs is installed on the part heated at a constant temperature of 90°c 3mm thick alminum sheet is shown in the figure above 140 c overheat protection circuit 0 c overheat sensing

r90e.pdf !note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering mar.4,2014 !caution/notice continued from the preceding page 2 reflow soldering conditions the following figure and table show our recommended reflow profile a insufficient preheating may cause a crack on ceramic body the temperature difference between preheat and peak should be control within 100°c to prevent this b the excessive soldering conditions may cause dissolution of metallization or deterioration of solder-wetting on the external electrode c rapid cooling by dipping in solvent or by other means is not recommended d please evaluate it on your condition if you will do mounting using not applying condition to the above-mentioned

!note • please read rating and !caution for storage operating rating soldering mounting and handling in this catalog to prevent smoking and/or burning etc • this catalog has only typical specifications therefore please approve our product specifications or transact the approval sheet for product specifications before ordering r90e.pdf