B57321V2681K60 EPCOS Inc, B57321V2681K60 Datasheet - Page 6

• Manufacturer Part Number: B57321V2681K60
• Description: THERMISTOR NTC 680 OHM 10% 0603
• Manufacturer: EPCOS Inc
• Series: B573**V2r
• Type: NTCr

Specifications of B57321V2681K60

• Resistance In Ohms @ 25°c: 680
• Resistance Tolerance: ±10%
• B Value Tolerance: ±3%
• B25/50: 3940K
• B25/85: 3980K
• B25/100: 4000K
• Operating Temperature: -55°C ~ 125°C
• Power - Max: 180mW
• Mounting Type: Surface Mount
• Package / Case: 0603 (1608 Metric)
• Resistance: 680 Ohms
• Tolerance: 10 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 55 C to + 125 C
• Power Rating: 180 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• B0/50: -
• B25/75: -
• Lead Length: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: B57321V2681K 60; B57321V2681K060

R/T characteristics
R/T No.
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 0603 (1608)
100.0
105.0
110.0
115.0
120.0
125.0
130.0
135.0
140.0
145.0
150.0
55.0
50.0
45.0
40.0
35.0
30.0
25.0
20.0
15.0
10.0
10.0
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
85.0
90.0
95.0
5.0
0.0
5.0
8505
B
R
50.365
36.979
27.431
20.55
15.541
11.86
9.1293
7.0862
5.5444
4.3713
3.4718
2.7767
2.2359
1.812
1.4776
1.2121
1
0.82955
0.69178
0.57981
0.48834
0.41322
0.35124
0.29984
0.25704
0.22123
0.19114
0.16577
0.14427
0.126
0.11041
0.097066
0.085597
0.075709
0.067158
0.05974
0.053285
0.0477
0.0427
0.0384
0.0346
0.0312
25/100
T
/R
25
= 3455 K
6.3
6.1
5.9
5.7
5.5
5.3
5.1
5.0
4.8
4.7
4.5
4.4
4.3
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.4
3.3
3.2
3.1
3.0
3.0
2.9
2.8
2.7
2.7
2.6
2.5
2.5
2.4
2.4
2.3
2.3
2.2
2.2
2.1
2.1
2.0
(%/K) R
8507
B
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
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
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
= 4480 K
Page 6 of 20
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
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
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)
B573**V2