B57540G145F EPCOS Inc, B57540G145F Datasheet - Page 22

• Manufacturer Part Number: B57540G145F
• Description: THERMISTOR NTC 1.4M OHM 1% RAD
• Manufacturer: EPCOS Inc
• Series: B57540r
• Type: NTCr

Specifications of B57540G145F

• Resistance In Ohms @ 25°c: 1.4M
• Resistance Tolerance: ±1%
• B Value Tolerance: ±2%
• B25/85: 4557K
• B25/100: 4581K
• Operating Temperature: -55°C ~ 200°C
• Power - Max: 18mW
• Lead Length: 14.45" (367.00mm)
• Mounting Type: Through Hole
• Package / Case: Bead, Glass
• Resistance: 1.4 MOhms
• Tolerance: 1 %
• Termination Style: Radial
• Operating Temperature Range: - 55 C to + 200 C
• Power Rating: 18 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• B0/50: -
• B25/50: -
• B25/75: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 495-2126

R/T No.
T ( C)
R/T No.
T ( C)
Please read Important notes and
Cautions and warnings at the end of this document.
Temperature measurement
Glass-encapsulated sensors
200.0
205.0
210.0
215.0
220.0
225.0
230.0
235.0
240.0
245.0
250.0
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
5.0
0.0
5.0
B57540G0203H000
8415
B
R
B57540G0203J000
8415
B
R
2065700
1421600
992390
702160
503150
364900
267660
198440
148630
112400
0/100
0/100
nom
nom
85788
66048
51214
40034
31537
25027
20000
16090
13028
10613
8696
7166
5936
[ ]
[ ]
127.4
116.0
105.8
= 3970 K, R
= 3970 K, R
96.75
88.58
81.24
74.63
68.67
63.28
58.40
53.98
R
R
1853900
1282200
899320
639170
459970
334940
246630
183530
137950
104670
min
min
80147
61895
48136
37735
29807
23716
19000
15249
12317
10011
25
25
8185
6729
5563
[ ]
[ ]
116.9
106.4
= 20000 , T
= 20000 , T
96.97
88.54
80.99
74.21
68.11
62.61
57.64
53.15
49.08
R
R
2277600
1561000
1085500
765150
546340
394860
288680
213360
159320
120130
max
max
91430
70201
54292
42333
33267
26338
21000
16932
13738
11215
Page 22 of 60
9208
7602
6309
[ ]
[ ]
137.8
125.6
114.7
104.9
R
R
96.17
88.27
81.15
74.73
68.92
63.65
58.87
= 25 C,
= 25 C,
8.2
8.3
8.4
8.5
8.6
8.7
8.7
8.8
8.9
9.0
9.1
10.3
9.8
9.4
9.0
8.6
8.2
7.9
7.5
7.2
6.9
6.6
6.3
6.0
5.7
5.5
5.2
5.0
5.2
5.5
5.7
5.9
6.1
6.3
R
R
R
R
R
R
/R
/R
R
R
/R
/R
R
R
[ %]
[ %]
R
R
=
=
3%
5%
4.3
4.5
4.6
4.8
4.9
5.1
5.2
5.3
5.5
5.7
5.8
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.2
1.2
1.2
1.2
1.2
1.2
1.1
1.2
1.3
1.4
1.5
1.6
1.7
T[ C]
T[ C]
1.9
1.9
1.8
1.8
1.7
1.7
1.7
1.6
1.6
1.6
1.6
7.6
7.3
7.1
6.8
6.5
6.3
6.1
5.9
5.7
5.5
5.3
5.2
5.0
4.8
4.7
4.6
4.4
4.3
4.2
4.0
3.9
3.8
3.7
(%/K)
(%/K)
B57540
G540