B57164K680J EPCOS Inc, B57164K680J Datasheet - Page 7

• Manufacturer Part Number: B57164K680J
• Description: THERMISTOR NTC 68 OHM 5% RADIAL
• Manufacturer: EPCOS Inc
• Series: B57164r
• Type: NTCr

Specifications of B57164K680J

• Resistance In Ohms @ 25°c: 68
• Resistance Tolerance: ±5%
• 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: 5 %
• 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 680J; B57164K0680J000

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
1303
B
R
34.363
25.827
19.635
15.089
11.712
9.1774
7.2552
5.7835
4.6467
3.7611
3.0547
2.4986
2.0575
1.7051
1.421
1.191
1.0000
0.85053
0.72386
0.61897
0.53134
0.45814
0.39637
0.34439
0.30081
0.26372
0.23212
0.20501
0.1815
0.16117
0.1433
0.12775
0.11458
0.10306
0.092752
0.083677
0.075739
25/100
T
/R
25
= 3050 K
5.8
5.6
5.4
5.2
5.0
4.8
4.6
4.5
4.3
4.2
4.1
4.0
3.8
3.7
3.6
3.6
3.3
3.3
3.2
3.1
3.0
2.9
2.9
2.7
2.7
2.6
2.5
2.5
2.4
2.4
2.3
2.2
2.1
2.1
2.1
2.0
2.0
(%/K) R
1305
B
42.131
31.129
23.273
17.592
13.438
10.366
8.1005
6.3856
5.0364
4.0067
3.2217
2.6097
2.126
1.7438
1.4415
1.1987
1.0000
0.84185
0.7108
0.60317
0.51419
0.44037
0.37824
0.32636
0.28333
0.24697
0.21573
0.18908
0.16649
0.14709
0.13021
0.1156
0.10301
0.092038
0.082442
0.074035
0.066701
25/100
T
/R
25
= 3200 K
Page 7 of 24
6.2
5.9
5.7
5.5
5.3
5.0
4.9
4.8
4.7
4.4
4.3
4.2
4.0
3.9
3.8
3.7
3.5
3.4
3.3
3.2
3.1
3.1
3.0
2.9
2.8
2.7
2.7
2.6
2.5
2.5
2.4
2.3
2.3
2.2
2.2
2.1
2.1
(%/K) R
1306
B
49.935
36.64
27.18
20.37
15.416
11.775
9.0698
7.0497
5.5187
4.3558
3.4609
2.7705
2.2313
1.8098
1.4762
1.2116
1.0000
0.82984
0.6922
0.58042
0.48899
0.41395
0.35197
0.3006
0.2578
0.22197
0.19189
0.16648
0.14498
0.12669
0.11109
0.097717
0.086235
0.076325
0.06776
0.06032
0.053852
25/100
T
/R
25
= 3450 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
2.2
(%/K)
B57164K
K164