B57421V2103J 62 EPCOS Inc, B57421V2103J 62 Datasheet - Page 6

• Manufacturer Part Number: B57421V2103J 62
• Description: NTC Thermistor
• Manufacturer: EPCOS Inc

Specifications of B57421V2103J 62

• Thermistor Type: NTC
• Resistance: 10kohm
• Thermistor Tolerance: ± 5%
• Beta Value (k): 3980K
• Thermistor Case Style: 0805
• No. Of Pins: 2
• B Constant: ±3
• Beta Upper Temperature: 4000K
• Terminal Type: SMD
• Dc Resistance Max: 10kohm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

R/T characteristics
R/T No. 8507
T ( C)
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement and compensation
SMD NTC thermistors, case size 0805 (2012)
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
10.0
5.0
0.0
5.0
B
R
142.71
96.913
66.637
46.366
32.629
23.213
16.686
12.115
25/100
T
/R
8.8803
6.5692
4.9025
3.6896
2.7994
2.1406
25
= 4480 K
7.9
7.6
7.4
7.1
6.9
6.7
6.5
6.3
6.1
5.9
5.8
5.6
5.4
5.3
(%/K)
T ( C)
15.0
20.0
25.0
30.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
70.0
75.0
80.0
B
R
1.6492
1.2798
1.0000
0.78663
0.62277
0.4961
0.39757
0.32044
0.2597
0.21161
0.17331
0.14265
0.11799
0.098035
25/100
T
/R
Page 6 of 20
25
= 4480 K
5.1
5.0
4.9
4.7
4.6
4.5
4.4
4.3
4.1
4.0
3.9
3.8
3.8
3.7
(%/K)
T ( C)
100.0
105.0
110.0
115.0
120.0
125.0
130.0
135.0
140.0
145.0
150.0
85.0
90.0
95.0
B
R
0.081823
0.068589
0.057735
0.048796
0.041403
0.035263
0.030143
0.025858
0.022258
0.019223
0.016655
0.014476
0.012619
0.011033
25/100
T
/R
25
= 4480 K
B574**V2
3.6
3.5
3.4
3.3
3.2
3.2
3.1
3.0
3.0
2.9
2.8
2.8
2.7
2.7
(%/K)