B57540G145F EPCOS Inc, B57540G145F Datasheet - Page 28

• 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)
Please read Important notes and
Cautions and warnings at the end of this document.
Temperature measurement
Glass-encapsulated sensors
100.0
105.0
110.0
115.0
120.0
125.0
130.0
135.0
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
60.0
65.0
70.0
75.0
80.0
85.0
90.0
95.0
B57540G0303H000
8415
B
R
0/100
nom
7415
6205
5217
4406
3738
3184
2723
2338
2015
1743
1513
1318
1152
1009
[ ]
887.4
782.4
691.8
613.4
545.3
486.0
434.2
388.9
349.1
314.1
283.2
255.9
231.7
210.2
191.1
174.0
158.8
145.1
132.9
121.9
111.9
103.0
= 3970 K, R
94.92
87.60
80.96
R
min
25
7085
5917
4966
4186
3545
3015
2574
2207
1899
1640
1421
1236
1078
[ ]
943.7
828.5
729.5
644.2
570.4
506.4
450.7
402.2
359.8
322.6
289.9
261.1
235.7
213.1
193.2
175.4
159.6
145.5
132.8
121.5
111.3
102.2
= 30000 , T
93.91
86.46
79.72
73.62
R
max
Page 28 of 60
7745
6492
5468
4626
3931
3354
2873
2470
2132
1847
1605
1400
1225
1075
[ ]
946.2
835.3
739.5
656.4
584.2
521.2
466.2
417.9
375.6
338.2
305.3
276.1
250.2
227.2
206.7
188.5
172.1
157.4
144.3
132.4
121.7
112.1
103.4
R
95.48
88.31
= 25 C,
4.5
4.6
4.8
5.0
5.2
5.3
5.5
5.6
5.8
5.9
6.1
6.2
6.4
6.5
6.6
6.8
6.9
7.0
7.1
7.2
7.4
7.5
7.6
7.7
7.8
7.9
8.0
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.7
8.8
8.9
9.0
9.1
R
R
R
/R
R
/R
R
[ %]
R
=
3%
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.1
3.2
3.3
3.4
3.6
3.7
3.8
3.9
4.1
4.2
4.3
4.5
4.6
4.8
4.9
5.1
5.2
5.3
5.5
5.7
5.8
T[ C]
3.6
3.5
3.4
3.3
3.2
3.2
3.1
3.0
2.9
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
2.0
2.0
1.9
1.9
1.9
1.8
1.8
1.7
1.7
1.7
1.6
1.6
1.6
1.6
(%/K)
B57540
G540