B57164K680K EPCOS Inc, B57164K680K Datasheet - Page 6

• Manufacturer Part Number: B57164K680K
• Description: THERMISTOR NTC 68 OHM 10% RADIAL
• Manufacturer: EPCOS Inc
• Series: B57164r
• Type: NTCr

Specifications of B57164K680K

• Resistance In Ohms @ 25°c: 68
• Resistance Tolerance: ±10%
• B Value Tolerance: ±3%
• B25/100: 3050K
• Operating Temperature: -55°C ~ 125°C
• Power - Max: 450mW
• Lead Length: 1.42" (36.00mm)
• Mounting Type: PCB, Through Hole
• Package / Case: Molded Disc
• Resistance: 68 Ohms
• Tolerance: 10 %
• Termination Style: Radial
• Operating Temperature Range: - 55 C to + 125 C
• Power Rating: 450 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• B0/50: -
• B25/50: -
• B25/75: -
• B25/85: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: B57164K 680K; B57164K0680K000

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
Leaded NTC thermistors, lead spacing 5 mm
100.0
105.0
110.0
115.0
120.0
125.0
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
1014
B
R
83.935
60.228
43.593
31.815
23.404
17.349
12.946
9.7439
7.3737
5.6247
4.3063
3.3221
2.5779
2.0144
1.5848
1.2547
1.0000
0.79913
0.64287
0.51991
0.42299
0.34573
0.28298
0.23277
0.19262
0.16005
0.13349
0.11175
0.093934
0.079231
0.067054
0.056932
0.048591
0.041605
0.035653
0.030636
0.026454
25/100
T
/R
25
= 4250 K
6.8
6.6
6.4
6.3
6.1
6.0
5.8
5.7
5.5
5.4
5.3
5.2
5.0
4.9
4.8
4.6
4.6
4.4
4.3
4.2
4.1
4.1
4.0
3.8
3.8
3.7
3.6
3.5
3.5
3.4
3.3
3.2
3.1
3.1
3.1
3.0
2.9
(%/K) R
1203
B
30.252
22.966
17.612
13.65
10.671
8.4216
6.7001
5.3757
4.3443
3.5376
2.8995
2.3929
1.9866
1.6596
1.3941
1.1777
1.0000
0.85337
0.7317
0.63032
0.54534
0.47384
0.41336
0.36201
0.31822
0.28073
0.2485
0.22069
0.19663
0.17572
0.1575
0.14157
0.1276
0.11531
0.10447
0.094881
0.086371
25/100
T
/R
25
= 2900 K
Page 6 of 24
5.6
5.4
5.2
5.0
4.8
4.7
4.5
4.3
4.2
4.1
3.9
3.8
3.7
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.9
2.8
2.7
2.6
2.5
2.5
2.4
2.3
2.3
2.2
2.2
2.1
2.1
2.0
2.0
1.9
1.9
(%/K) R
1302
B
33.701
25.252
19.149
14.684
11.38
8.9067
7.0357
5.6065
4.5044
3.6471
2.9746
2.4429
2.0194
1.6797
1.4053
1.1823
1.0000
0.85007
0.72608
0.623
0.53685
0.46453
0.40357
0.35193
0.30799
0.27047
0.23832
0.21067
0.18677
0.16607
0.14805
0.13233
0.11862
0.1066
0.096009
0.086667
0.078398
25/100
T
/R
25
= 3000 K
5.9
5.7
5.4
5.2
5.0
4.8
4.6
4.5
4.3
4.2
4.0
3.9
3.8
3.6
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.9
2.8
2.7
2.6
2.6
2.5
2.4
2.4
2.3
2.3
2.2
2.2
2.1
2.1
2.0
2.0
(%/K)
B57164K
K164