B57431V2104J062 Temperature measurement compensation mobile phone

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B57431V2104J062 Temperature measurement compensation mobile phone

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Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Temperature measurement compensation mobile phone applications (e.g. battery pack, TCXO, display), automotive data systems
Features
Multilayer with inner electrodes Standard chip size 0805 Barrier termination (Ag/Ni/Sn) High accuracy: resistance, B-value Excellent long term ageing stability high temperature high humidity environment Superior resistance stability during soldering, therefore almost change (<1%) during soldering component compliant with ROHS (DIRECTIVE 2002/95/EC EUROPEAN PARLIAMENT COUNCIL January 2003 restriction certain hazardous substances electrical electronic equipment)
Part Dimensions
Type 0805 2.0±0.20 1.25±0.15 1.30 max. 0.50±0.25
Dimensions
Term ination Ag/Ni/Sn
ensions
Electrical Specifications
Part Number B57431V2472J062 Zero-Power Resistance 25°C) 100k B25/100 4500 B25/85 (4470 B25/50 (4390
Climatic Category (IEC 60068-1) Lower category temperature Higher category temperature Power rating 25°C Dissipation factor PCB) Thermal cooling time constant PCB) Heat capacity Weight component
55/125/56 -55°C 125°C 210mW approx. mW/K approx. 10.0 approx. mJ/K approx.
Depends mounting situation 08.12.2005 ISSUE PUBLISHER PAGE
ISSUE DATE
Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Resistance Temperature Characteristic
Resistance Temperature Curve R/T-Curve 8503 25°C 100000 [Ohm] B(25/100) 4500[K] 25°C 100000 [Ohm] [°C]
ISSUE DATE
R_Nom 13251642 9052292 6263714 4386660 3107081 2224393 1608658 1174593 865527 643370 482234 364348 277391 212741 164311 127767 100000 78759 62406 49737 39863 32123 26022 21186 17334 14249 11767 9760 8130 6800 5711 4815 4075 3461 2950 2523 2165
R_Min 10382025 7217556 5077217 3611387 2595726 1884237 1380657 1020735 761093 572134 433452 330849 254352 196894 153431 120328 95000 74194 58338 46147 36716 29376 23631 19109 15530 12683 10407 8579 7103 5906 4931 4134 3479 2938 2491 2120 1810
R_Max 16121259 10887029 7450210 5161932 3618436 2564548 1836659 1328451 969962 714606 531015 397847 300430 228587 175190 135206 105000 83325 66475 53328 43011 34871 28413 23264 19137 15814 13126 10941 9157 7695 6491 5496 4671 3983 3409 2927 2521
PUBLISHER
R/R25 [±%] 21,7 20,3 18,9 17,7 16,5 15,3 14,2 13,1 12,1 11,1 10,1 10,4 11,0 11,6 12,1 12,6 13,2 13,7 14,2 14,6 15,1 15,5 16,0 16,4
[±°C]
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08.12.2005
ISSUE
Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Reliability
Tests thermistors made according 60068. parts mounted standardized accordance with 60539-1. Test Standard 60068-2-2 (=JIS 0021) Test conditions Storage upper category temperature 125°C 1000h Temperature air: 40°C relative humidity air: Duration: 56days (typical) Remarks
Storage heat
Storage 60068-2-3 damp heat, (=JIS 0022) steady state
visible damage
Rapid 60068-2-14 Lower test temperature: -55°C temperature (=JIS 0025) Upper test temperature: 125°C Number cycles: cycling Endurance Pmax Pmax=210mW Duration: 1000h Solderability: 215°C/3s 235°C/2s Resistance soldering heat: 260°C/10s reflow soldering profile wave soldering profile
Solderability
60068-2-58 (=JIS 0054)
termination wetted
Resistance drift after soldering
ISSUE DATE
08.12.2005
ISSUE
PUBLISHER
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Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Mounting Instructions
Termination
Ni-barrier termination (Ag/Ni/Sn)
Inner electrode Base layer silver Diffusion barrier nickel Outer layer
Recommended geometry solder pads
Size 0805 [mm] [mm] [mm] [mm]
Requirements Solderability
Wettability test accordance with 60068-2-58 0054) Preconditioning: Immersion into flux F-SW Evaluation criteria: Wetting soldering areas 95%. Pb-containing solder: Sn(60)Pb(40) Bath temperature (°C): Dwell time (s): Pb-free solder: Bath temperature (°C): Dwell time (s):
Soldering heat resistance test accordance with 60068-2-58 0054) Preconditioning: Immersion into flux F-SW Evaluation criteria: Leaching side edges 1/3. Solder: Sn(60)Pb(40), Bath temperature (°C): Dwell time (s):
ISSUE DATE 08.12.2005 ISSUE PUBLISHER PAGE
Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Recommended soldering profiles
Reflow soldering profile: (according CECC 00802) Temperature characteristics component terminals during reflow soldering (two cycles permitted).
Wave soldering profile: Temperature characteristics component terminals during wave soldering recommended once general.
Storage conditions
Solderability guaranteed months from date delivery types with Ni-barrier termination, provided that components stored original packages. Storage temperature: +45°C Relative humidity: annual average, max. days year, precipitation wetness inadmissible.
ISSUE DATE
08.12.2005
ISSUE
PUBLISHER
PAGE
Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Taping Packing
Tape reel packing comply with specifications 60286-3 Blister tape
Section irection unreeling
Taping:
Dimensions tolerances:
Definition Compartment width Compartments length Compartment height Overall thickness Sprocket hole diameter Compartment hole diameter Sprocket hole pitch Distance centre hole centre compartment Pitch component compartments Tape width Distance edge centre hole Distance centre hole centre compartment Distance edge centre compartment
Symbol
Dimension (mm) Size 0805 1.75 0.75
Tol. (mm) max. max. max. +0.1/-0 min.
0.05 0.05 min.
over sprocket holes.
Part orientation tape pocket
equivalent terminations because unipolar component
ISSUE DATE
08.12.2005
ISSUE
PUBLISHER
PAGE
Thermistor Thermistor with Ni-Barrier Termination
B57431V2104J062
Reel Packing:
Reel material: Tape material: Tape break force:
Blister min.
cover tape peel force: 0.65N peel speed mm/min, angle between cover tape direction feed during peel off: -180°. cover tape strength: min.
Length tape: Leader section: additional cover tape, length before component section (including carrier tape with empty cavities, length min. min. pcs. empty cavities). Trailer section: length min. Empty part cavities leader trailer section tape sealed with cover tape. Cavity play: Each part rests cavity that angle between part centreline cavity centreline more than 20°. Weight loaded reel: Packing units: max. 1500 3000pcs.
Package tape
Definition Reel diameter Reel width (inside) Reel width (outside) Symbol Dim. (mm) 14.4 Tol. (mm) -3/+0 +1.5/-0 max.
EPCOS 2005. Reproduction, publication dissemination this data sheet, enclosures hereto information contained therein without EPCOS' prior express consent prohibited. Purchase orders subject General Conditions Supply Products Services Electrical Electronics Industry recommended ZVEI (German Electrical Electronic Manufacturers' Association), unless otherwise agreed.
ISSUE DATE
08.12.2005
ISSUE
PUBLISHER
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B57431V2104J062 Temperature measurement compensation mobile phone

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