B57540G145F EPCOS Inc, B57540G145F Datasheet - Page 45

• 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
140.0
145.0
150.0
155.0
160.0
165.0
170.0
175.0
180.0
185.0
190.0
195.0
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
5.0
B57540G0234F000
8405
B
R
B57540G0234G000
8405
B
R
28088000
19160000
13253000
9286900
6588800
4729500
3432700
2517800
1865300
1395100
1052900
100/200
100/200
nom
nom
[ ]
[ ]
4073
3572
3141
2770
2449
2170
1928
1717
1532
1371
1229
1104
993.8
896.4
810.0
733.4
665.3
604.5
550.3
501.8
458.3
419.2
384.1
= 4537 K, R
= 4537 K, R
R
R
24143000
16672000
11664000
8262300
5921400
4291100
3142600
2324700
1736100
1308400
min
min
994600
[ ]
[ ]
3668
3207
2811
2471
2178
1925
1705
1514
1347
1202
1074
25
25
962.6
864.3
777.5
700.8
632.9
572.7
519.1
471.4
428.8
390.7
356.6
326.0
= 230000 , T
= 230000 , T
R
R
32032000
21648000
14841000
10311000
7256100
5167900
3722800
2711000
1994500
1481800
1111100
max
max
Page 45 of 60
[ ]
[ ]
4477
3937
3471
3069
2719
2416
2151
1920
1718
1540
1383
1245
1123
1015
919.3
833.9
757.9
689.9
629.2
574.7
525.8
481.8
442.2
R
R
= 25 C,
= 25 C,
10.2
10.5
10.8
11.0
11.3
11.6
11.8
12.1
12.3
12.6
12.8
13.0
13.3
13.5
13.7
13.9
14.1
14.3
14.5
14.7
14.9
15.1
14.0
13.0
12.0
11.0
10.1
9.9
9.3
8.5
7.7
6.9
6.2
5.5
R
R
R
R
/R
/R
R
R
R
R
[ %]
[ %]
R
R
/R
/R
R
R
=
=
3.7
3.9
4.1
4.3
4.5
4.7
4.9
5.2
5.4
5.6
5.8
6.0
6.3
6.5
6.7
7.0
7.2
7.4
7.7
7.9
8.2
8.5
8.7
1.8
1.7
1.7
1.6
1.5
1.4
1.3
1.3
1.2
1.1
1.0
T[ C]
T[ C]
1%
2%
2.7
2.6
2.5
2.5
2.4
2.4
2.3
2.3
2.3
2.2
2.2
2.1
2.1
2.0
2.0
2.0
1.9
1.9
1.9
1.8
1.8
1.8
1.7
7.8
7.5
7.2
7.0
6.7
6.5
6.3
6.1
5.9
5.7
5.5
(%/K)
(%/K)
B57540
G540