66 nic components corp. www.niccomp.com www.lowesr.com www.rfpassives.com www.smtmagnetics.com features ? negative temperature coefficient ? fast response to temperature variations make them ideally for temperature sensors and compensators ? standard eia 0402, 0603 and 0805 sizes ? tape and reel for automatic mounting characteristics and performance dimensions (mm) series nst04 nst06 nst10 eia size 0402 0603 0805 resistance range (+25c) 22 ~ 680k 100 ~ 680k 100 ~ 680k power rating (+25c) 100mw 100mw 200mw resistance tolerance (+25c) f = 1%, h = 3%, j = 5%, k = 10% operating temperature range -55c ~ 125c dissipation factor 1mw/c 1mw/c 2mw/c thermal time constant <3 sec. <5 sec. <5 sec. beta temperature range d = +25c ~ +50c, a = +25c ~ +85c, e = +25c ~ +105c beta value range 3380 ~ 4400 3380 ~ 4500 3380 ~ 4500 beta value tolerance f = 1%, h = 3% resistance to soldering heat +260c for 5 seconds resistance change r 1% for f tolerance parts r 3% for h tolerance parts r 5% for j & k tolerance parts beta change beta 1% for f beta tolerance parts beta 3% for h beta tolerance parts damp heat 1000hrs @ +60c, 90~95%rh thermal shock -55c (30 min.), within 20 seconds to +125c (30 min.), 100 cycles life test 1,000hrs @ +85c with maximum operating current applied high temperature storage 1000hrs @ +125c, 90~95%rh series eia size l w t max. p nst04 0402 1.0 0.15 0.5 0.15 0.5 0.15 0.25 0.1 nst06 0603 1.6 0.15 0.8 0.15 0.8 0.15 0.3 0.2 nst10 0805 2.0 0.2 1.25 0.2 0.85 0.2 0.5 0.3 surface mount ntc thermistors nst series nst06 d j 103 h 3435 tr f rohs compliant packaging tr: tape and reel beta value beta value tolerance: f=1%, h=3% resistance value code (e-24 standard values) resistance value tolerance: f=1%, h=3%, j=5%, k=10% temperature characteristic: d = +25c ~ +50c, a = +25c ~ +85c, e = +25c ~ +105c series part number system *see part number system for details rs rohs compliant includes all homogeneous materials w l p t p termination material ag base ni barrier 100% sn finish top view side view link: rt tables
67 nic components corp. www.niccomp.com www.lowesr.com www.rfpassives.com www.smtmagnetics.com surface mount ntc thermistors nst series nst04 part number resistance value +25c beta value (b25/50) maximum operating current (ma) termal time constant (sec.) dissipation factor (mw/c) rated power (mw) nst04_ _220_338trf 22 3380 6.7 <3sec 1 100 nst04_ _400_338trf 40 3380 5 nst04_ _101_338trf 100 3380 3.1 nst04_ _151_338trf 150 3380 2.5 nst04_ _221_345trf 220 3450 2.1 nst04_ _331_345trf 330 3450 1.7 nst04_ _471_345trf 470 3450 1.4 nst04_ _681_345trf 680 3450 1.2 nst04_ _102_345trf 1k 3450 1 nst04_ _152_395trf 1.5k 3950 0.81 nst04_ _222_395trf 2.2k 3950 0.67 nst04_ _332_395trf 3.3k 3950 0.55 nst04_ _472_395trf 4.7k 3950 0.46 nst04_ _682_395trf 6.8k 3950 0.38 nst04_ _103_338trf 10k 3380 0.31 nst04_ _153_345trf 15k 3450 0.25 nst04_ _223_345trf 22k 3450 0.21 nst04_ _333_350trf 33k 3500 0.14 nst04_ _473_410trf 47k 4100 0.12 nst04_ _503_410trf 50k 4100 0.12 nst04_ _683_415trf 68k 4150 0.11 nst04_ _104_415trf 100k 4150 0.1 nst04_ _154_415trf 150k 4150 0.08 nst04_ _224_425trf 220k 4250 0.06 nst04_ _334_430trf 330k 4300 0.05 nst04_ _474_435trf 470k 4350 0.04 nst04_ _684_440trf 680k 4400 0.03 _ _ insert beta temp. code (d=+25c~+50c, a=+25c~+85c, e=+25c~+105c) & resistance tol. code (f=1%, h=3%, j=5%, k=10%) nst04 (0402 case size) standard values and specifications _ insert beta tolerance code (f = 1%, h = 3%) contact nic regarding availability of resistance and beta values not shown.
68 nic components corp. www.niccomp.com www.lowesr.com www.rfpassives.com www.smtmagnetics.com surface mount ntc thermistors nst series nst04 part number resistance value +25c beta value (b25/50) maximum operating current (ma) termal time constant (sec.) dissipation factor (mw/c) rated power (mw) nst06_ _101_338trf 100 3380 3.1 <5sec 1 100 nst06_ _151_338trf 150 3380 2.5 nst06_ _221_345trf 220 3450 2.1 nst06_ _331_345trf 330 3450 1.7 nst06_ _471_345trf 470 3450 1.4 nst06_ _681_345trf 680 3450 1.2 nst06_ _102_345trf 1k 3450 1 nst06_ _152_345trf 1.5k 3450 0.81 nst06_ _222_395trf 2.2k 3950 0.67 nst06_ _302_395trf 3k 3950 0.55 nst06_ _332_395trf 3.3k 3950 0.55 nst06_ _472_395trf 4.7k 3950 0.46 nst06_ _502_395trf 5k 3950 0.44 nst06_ _682_395trf 6.8k 3950 0.38 nst06_ _103_345trf 10k 3450 0.31 nst06_ _103_395trf 10k 3950 0.33 nst06_ _153_395trf 15k 3950 0.25 nst06_ _223_405trf 22k 4050 0.21 nst06_ _333_405trf 33k 4050 0.17 nst06_ _473_415trf 47k 4150 0.14 nst06_ _503_415trf 50k 4150 0.13 nst06_ _683_415trf 68k 4150 0.12 nst06_ _104_425trf 100k 4250 0.1 nst06_ _154_430trf 150k 4300 0.08 nst06_ _224_435trf 220k 4350 0.06 nst06_ _334_440trf 330k 4400 0.05 nst06_ _474_450trf 470k 4500 0.04 nst06_ _684_450trf 680k 4500 0.03 nst06 (0603 case size) standard values and specifications _ _ insert beta temp. code (d=+25c~+50c, a=+25c~+85c, e=+25c~+105c) & resistance tol. code (f=1%, h=3%, j=5%, k=10%) _ beta tolerance code (f = 1%, h = 3%) contact nic regarding availability of resistance and beta values not shown.
69 nic components corp. www.niccomp.com www.lowesr.com www.rfpassives.com www.smtmagnetics.com surface mount ntc thermistors nst series nst04 part number resistance value +25c beta value (b25/50) maximum operating current (ma) termal time constant (sec.) dissipation factor (mw/c) rated power (mw) nst10_ _101_338trf 100 3380 4 <5sec 2 200 nst10_ _151_338trf 150 3380 3.5 nst10_ _221_345trf 220 3450 3 nst10_ _331_345trf 330 3450 2.5 nst10_ _471_345trf 470 3450 2 nst10_ _681_345trf 680 3450 1.7 nst10_ _102_345trf 1k 3450 1.4 nst10_ _152_395trf 1.5k 3950 1.2 nst10_ _202_395trf 2k 3950 1 nst10_ _222_395trf 2.2k 3950 0.9 nst10_ _332_395trf 3.3k 3950 0.72 nst10_ _472_395trf 4.7k 3950 0.65 nst10_ _502_395trf 5k 3950 0.6 nst10_ _682_395trf 6.8k 3950 0.5 nst10_ _103_345trf 10k 3450 0.4 nst10_ _103_395trf 10k 3950 0.44 nst10_ _153_350trf 15k 3500 0.32 nst10_ _223_405trf 22k 4050 0.31 nst10_ _333_405trf 33k 4050 0.24 nst10_ _473_415trf 47k 4150 0.2 nst10_ _503_415trf 50k 4150 0.18 nst10_ _683_415trf 68k 4150 0.16 nst10_ _104_425trf 100k 4250 0.14 nst10_ _154_430trf 150k 4300 0.11 nst10_ _224_450trf 220k 4350 0.08 nst10_ _334_440trf 330k 4400 0.06 nst10_ _474_450trf 470k 4500 0.05 nst10_ _684_450trf 680k 4500 0.04 nst10 (0805 case size) standard values and specifications _ _ insert beta temp. code (d=+25c~+50c, a=+25c~+85c, e=+25c~+105c) & resistance tol. code (f=1%, h=3%, j=5%, k=10%) _ beta tolerance code (f = 1%, h = 3%) contact nic regarding availability of resistance and beta values not shown.
70 nic components corp. www.niccomp.com www.lowesr.com www.rfpassives.com www.smtmagnetics.com type a b w f e p 1 p 0 dt 1 nst04 0.65 0.05 1.15 0.05 8.00 0.30 3.50 0.05 1.75 0.10 2.00 0.05 4.00 0.10 1.5 +0.1/-0 0.80 max. nst06 1.00 0.10 1.80 0.10 4.00 0.10 1.10 max. nst10 1.50 0.10 2.30 0.10 type a 2.0 b 2.0 c 0.20 w 1.5 quantity nst04 178 58 13.5 9.0 10,000 nst06 4,000 nst10 carrier tape dimensions (mm) reel dimensions (mm) and quantity surface mount ntc thermistors nst series d p 0 w f ap 1 t 1 b type a b c nst04 0.45 ~ 0.55 0.40 ~ 0.50 0.45 ~ 0.55 nst06 0.6 ~ 0.8 0.6 ~ 0.8 0.6 ~ 0.8 nst10 0.8 ~ 1.2 0.8 ~ 1.2 0.9 ~ 1.6 land pattern dimensions (mm) b c w a recommended reflow soldering temperature profile 200 300 250 50 150 100 0 150c ~ 190c 90 seconds max. time above 240c 40 seconds max. peak temperature 255c~260c/5 sec. b a c b
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