PTC-NTC for Surface Mounting Application 2011 by Murata Manufacturing Co.,Ltd.

More catalogs by Murata Manufacturing Co.,Ltd. | PTC-NTC for Surface Mounting Application 2011 | 12 pages | 2013-07-26

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!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 ptc ntc for surface mounting

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 what is a thermistor thermally sensitive resistor characteristics of thermistors resistance temperature characteristics log r 2xr25 r25 thermistor positive temperature coefficient ptc thermistor posistorr batio 3 x ceramics log r r25 25 ptc negative temperature coefficient curie point t ntc thermistor mn-ni mn-co-cu mn-ni x ceramics ntc 25 t prf15/18 series chip posistorr for overheat sensing prf15/18 ptc chip thermistors detect overheating of hybrid ics power transistors power diodes and power ics etc 1 0402 and 0603 light weight 2 high gain simplifies circuit design 3 free of contact

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 prf18 series characteristics part number prf18bg471qb5rb prf18bf471qb5rb prf18be471qb5rb prf18bd471qb5rb prf18bc471qb5rb prf18bb471qb5rb prf18ba471qb5rb prf18ar471qb5rb prf18as471qb5rb sensing temperature at 4.7k ohm °c 65 ±5°c 75 ±5°c 85 ±5°c 95 ±5°c 105 ±5°c 115 ±5°c 125 ±5°c 135 ±5°c 145 ±5°c sensing temperature at 47k ohm °c 80 ±7°c 90 ±7°c 100 ±7°c 110 ±7°c 120 ±7°c 130 ±7°c 140 ±7°c 150 ±7°c maximum voltage v 32 32 32 32 32 32 32 32 32 resistance at 25°c ohm 470 ±50 470 ±50 470 ±50 470 ±50 470 ±50 470 ±50 470 ±50 470 ±50 470 ±50 operating

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 circuit examples bimetal posistorr the posistorr has the following advantages over bimetal devices 1 noise free prf 2 no contact problems 3 low price zener diode posistorr prf the posistorr has the following additional advantages over zener diodes 1 reduced numbers of parts used in circuits mounting area parts zener diode 10x10 100mm2 ups parts 1 diode 2 transistor 7 resistor 1 op amp total 11 posistorr 6x6 36mm2 ups parts 1 posistorr 1 transistor 2 resistor 0 op amp total 4 2 reduced process costs of mounting parts on pcbs 3 reduces occupied space helping high density pcb mounting more

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 markets applications of overheat sensing

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 chip type 0805 size part number prg21bb220mb1rk prg21bb150mb1rk prg21bc6r8mm1ra prg21bc4r7mm1ra prg21bc3r3mm1ra prg21bc2r2mm1ra prg21bc1r0mm1ra prg21bc0r6mm1ra prg21bc0r2mm1ra max voltage v 20 20 20 20 16 12 9 6 6 hold current at +60°c ma 30 40 80 100 120 150 220 285 500 hold current at +25°c ma 44 59 120 155 180 220 330 420 750 trip current at +25°c ma 91 116 260 330 400 500 740 920 1620 trip current at -10°c ma 110 140 320 400 480 600 850 1100 2000 max current ma 1100 1600 3500 5000 6000 6500 10000 10000 10000 resistance at +25°c ohm 22 ±20 15 ±20 6.8 ±20 4.7 ±20 3.3 ±20 2.2

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 markets applications for overcurrent protection

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 line-up of plated termination resistance at 25°c 11 ohm 22 ohm 33 ohm 47 ohm 68 ohm 100 ohm 150 ohm 220 ohm 330 ohm 470 ohm 680 ohm 1.0k ohm 1.5k ohm 2.2k ohm 3.3k ohm 4.7k ohm 6.8k ohm 10k ohm 15k ohm 22k ohm 33k ohm 47k ohm 68k ohm 100k ohm 150k ohm 220k ohm 330k ohm 470k ohm 680k ohm 1.0m ohm operating temp dissipation constant p/n in end packaging certified ul1434 recommended types coming soon resistance tolerance codes f=±1 e=±3 j=±5 10k ohm 47k ohm 100k ohm type have tight tolerance type ±1 ncp18xh103f03rb ncp15xh103f03rc ncp03xh103f05rl ncp18wb473f10rb ncp15wb473f03rc

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 resistance at 25°c 11 ohm 22 ohm 33 ohm 47 ohm 68 ohm 100 ohm 150 ohm 220 ohm 330 ohm 470 ohm 680 ohm 1.0k ohm 1.5k ohm 2.2k ohm 3.3k ohm 4.7k ohm 6.8k ohm 10k ohm 15k ohm 22k ohm 33k ohm 47k ohm 68k ohm 100k ohm 150k ohm 220k ohm 330k ohm 470k ohm 680k ohm 1.0m ohm operating temp dissipation constant p/n in end packaging certified ul1434 0603 size ncp18 b-constant 3250 k 3250 k 3500 k 3500 k 3650 k 3650 k 3650 k 3950 k 3950 k 3950 k 3500 k 3950 k 3380 k 3950 k 3950 k 4050 k 4050 k 4150 k 4250 k 4500 k 4500 k 4500 k part number ncp18xf101 ncp18xf151 ncp18xm221 ncp18xm331 ncp18xq471

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 popular applications of chip ntc lcd vcc ntc r power amplifier to antenna lcd contrast control drive voltage is compensated utilizing ntc s temperature signal high resistance values generally required typically 33k ohms to 470k ohms temperature compensation of power amplifier pa module r v ref lcd controller ground r r ntc pa module agc amp thermal connection rom battery pack li-ion ni mh li-ion ni mh fet fet ptc ambient temperature detection of charging time detection of battery cell heating in abnormal circumstances 47k ohm±5 10k ohm±5 10k ohm±1 etc ic thermal connection thermal

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 temperature sensor thermo string type new part number nxft15xh103fapbppp nxft15wb473fapbppp nxft15wf104fapbppp resistance 25°c ohm 10k 47k 100k b-constant 25-50°c k 3380 4050 4250 operating temp °c -40 to 125 -40 to 125 -40 to 125 dissioation constant 25°c mw 1.5 1.5 1.5 operating temp °c -20 to 150 -20 to 140 -20 to 130 p is the filled with lead shape 1 twist 2 without twist ppp is the filled with total-length codes 25mm 30 to 150mm interval 10mm ex 050=50mm operating current for sensor rises thermistor s temperature by 0.1°c rated electric power shows the required electric power

!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 because there is no space for detailed specifications therefore please review our product specifications or consult the approval sheet for product specifications before ordering r01e.pdf sep.16,2011 cat no