B57540G145F EPCOS Inc, B57540G145F Datasheet - Page 25

• 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
B57540G0303F000
8415
B
R
B57540G0303G000
8415
B
R
3098600
2132400
1488600
1053200
754730
547350
401480
297660
222950
168610
128680
0/100
0/100
nom
nom
[ ]
[ ]
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
= 3970 K, R
94.92
87.60
80.96
R
R
2878500
1990200
1395500
991540
713370
519330
382320
284440
213750
162160
124140
min
min
25
25
[ ]
[ ]
658.5
583.1
517.7
460.9
411.3
367.9
329.9
296.5
267.0
241.0
218.0
197.6
179.4
163.2
148.8
135.9
124.3
113.9
104.5
= 30000 , T
= 30000 , T
96.08
88.47
81.58
75.34
R
R
3318700
2274600
1581700
1114900
796090
575370
420650
310890
232150
175050
133230
max
max
Page 25 of 60
[ ]
[ ]
725.1
643.6
572.8
511.1
457.1
409.8
368.3
331.7
299.3
270.7
245.4
222.8
202.7
184.8
168.7
154.4
141.5
129.8
119.4
109.9
101.4
R
R
93.62
86.59
= 25 C,
= 25 C,
4.8
4.9
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
6.0
6.1
6.2
6.3
6.4
6.5
6.5
6.6
6.7
6.8
6.9
7.0
7.1
6.7
6.3
5.9
5.5
5.1
4.8
4.4
4.1
3.8
3.5
R
R
R
R
R
R
/R
/R
R
R
/R
/R
R
R
[ %]
[ %]
R
R
=
=
1%
2%
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.5
3.6
3.7
3.8
3.9
4.1
4.2
4.3
4.5
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.7
0.7
0.7
T[ C]
T[ C]
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
7.6
7.3
7.1
6.8
6.5
6.3
6.1
5.9
5.7
5.5
5.3
(%/K)
(%/K)
B57540
G540