Document
NTC thermistors for temperature measurement
SMD NTC thermistors, case size 0805 (2012), standard series
Series/Type: Date:
B574**V2/ B57620C5 June 2012
The following products presented in this data sheet are being withdrawn. Ordering Code B57411V2470+062 B57411V2331+062 B57411V2221+062 Substitute Product Date of Withdrawal 2012-11-09 2012-11-09 2012-11-09 Deadline Last Orders 2013-03-01 2013-03-01 2013-03-01 Last Shipments 2013-06-01 2013-06-01 2013-06-01
© EPCOS AG 2012. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited.
Ordering Code B57411V2151+062 B57411V2101+062 B57421V2681+062 B57421V2471+062
Substitute Product
Date of Withdrawal 2012-11-09 2012-11-09 2012-11-09 2012-11-09
Deadline Last Orders 2013-03-01 2013-03-01 2013-03-01 2013-03-01
Last Shipments 2013-06-01 2013-06-01 2013-06-01 2013-06-01
For further information please contact your nearest EPCOS sales office, which will also support you in selecting a suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales.
Temperature measurement and compensation SMD NTC thermistors, case size 0805 (2012)
B574**V2/ B57620C5 Standard series
Applications Temperature measurement and compensation Features Multilayer SMD NTC with inner electrodes Nickel barrier termination Excellent long-term aging stability in high temperature environment UL approval (E69802) Options Alternative resistance ratings, resistance tolerances and B value tolerances available on request. Delivery mode Blister tape, 180-mm reel (standard); 330-mm reel (on request) General technical data Operating temperature range Max. power Resistance tolerance Rated temperature Dissipation factor Thermal cooling time constant Heat capacity
Dimensional drawing
Dimensions in mm Approx. weight 13 mg
Top (at 25 °C, on PCB) P251) ∆RR/RR TR (on PCB) δth1) (on PCB) τc1) Cth1)
55 ... 125 210 ±3, ±5 25 approx. 3.5 approx. 10 approx. 35
°C mW % °C mW/K s mJ/K
1) Depends on mounting situation
Please read Cautions and warnings and Important notes at the end of this document.
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Temperature measurement and compensation SMD NTC thermistors, case size 0805 (2012)
B574**V2/ B57620C5 Standard series
Electrical specification and ordering codes R25 Ω 47 100 150 220 330 470 680 1.0 k 1.0 k 1.5 k 2.2 k 3.3 k 4.7 k 4.7 k 6.8 k 10 k 10 k 10 k 10 k 15 k 22 k 22 k 33 k 33 k 47 k 47 k 100 k 470 k 680 k No. of R/T characteristic 8500 8501 8501 8501 8501 8502 8502 1010 8502 8502 8502 8502 8500 8507 8507 1011 8500 8502 8507 8502 8502 8507 8502 8507 8502 8507 8507 8507 8507 B25/50 K 3590 3500 3500 3500 3500 3940 3940 3470 3940 3940 3940 3940 3590 4386 4386 3660 3590 3940 4386 3940 3940 4386 3940 4386 3940 4386 4386 4386 4386 B25/85 K 3635 3540 3540 3540 3540 3980 3980 3514 3980 3980 3980 3980 3635 4455 4455 3720 3635 3980 4455 3980 3980 4455 3980 4455 3980 4455 4455 4455 4455 B25/100 K 3650 ±3% 3550 ±3% 3550 ±3% 3550 ±3% 3550 ±3% 4000 ±3% 4000 ±3% 3530 ±3% 4000 ±3% 4000 ±3% 4000 ±3% 4000 ±3% 3650 ±3% 4480 ±3% 4480 ±3% 3730 ±3% 3650 ±3% 4000 ±3% 4480 ±3% 4000 ±3% 4000 ±3% 4480 ±3% 4000 ±3% 4480 ±3% 4000 ±3% 4480 ±3% 4480 ±3% 4480 ±3% 4480 ±3% Ordering code B57411V2470+062 B57411V2101+062 B57411V2151+062 B57411V2221+062 B57411V2331+062 B57421V2471+062 B57421V2681+062 B57620C5102+062 B57421V2102+062 B57421V2152+062 B57421V2222+062 B57421V2332+062 B57401V2472+062 B57471V2472+062 B57471V2682+062 B57620C5103+062 B57401V2103+062 B57421V2103+062 B57471V2103+062 B57421V2153+062 B57421V2223+062 B57471V2223+062 B57421V2333+062 B57471V2333+062 B57421V2473+062 B57471V2473+062 B57471V2104+062 B57471V2474+062 B57471V2684+062
+ = Resistance tolerance H = ±3% J = ±5%
Please read Cautions and warnings and Important notes at the end of this document.
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Temperature measurement and compensation SMD NTC thermistors, case size 0805 (2012)
B574**V2/ B57620C5 Standard series
Reliability data SMD NTC thermistors are tested in accordance with IEC 60068. The parts are mounted on a standardized PCB in accordance with IEC 60539-1. Test Storage in dry heat Standard IEC 60068-2-2 JIS C 0021 Test conditions ∆R25/R25 (typical) < 2%1) Remarks
Storage in damp heat, steady state
Rapid temperature cycling Endurance
Solderability
Storage at upper category temperature T: (125 ±2) °C t: 1000 h IEC Temperature of air: (40 ±2) °C 60068-2-78 Relative humidity of air: JIS C 0022 (93 +2/3)% Duration: 56 days2) IEC Lower test temperature: 55 °C 60068-2-14 Upper test temperature: 125 °C JIS C 0025 Number of cycles: 1003) Pmax: 210 mW T: (65 ±2) °C t: 1000 h IEC Solderability: 60068-2-58 (215 ±3) °C, (3 ±0.3) s JIS C 0054 (245 ±5) °C, (3 ±0.3) s Resistance to soldering heat: (260 ±5) °C, (10 ±1) s Reflow soldering profile Wave soldering profile
< 2%2)
< 2%3)
< 2%4)
95% of terminations wetted
Resistance drift after soldering
1) 2) 3) 4) 5)
< 1%5)
Except.