B57540G145F EPCOS Inc, B57540G145F Datasheet - Page 50

• 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
B57540G0234J000
8405
B
R
B57540G0145F000
8406
B
R
256620000
168960000
113010000
76708000
52798000
36821000
26000000
18576000
13421000
100/200
200/300
nom
nom
9799500
7227500
[ ]
[ ]
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
= 5133 K, R
R
R
219170000
146340000
99161000
68136000
47437000
33441000
23854000
17206000
12544000
min
min
9237700
6868500
[ ]
[ ]
3491
3051
2674
2350
2071
1829
1620
1438
1279
1141
1020
25
25
913.3
819.8
737.3
664.4
599.9
542.7
491.8
446.5
406.1
369.9
337.5
308.5
= 230000 , T
= 1400000 , T
R
R
294060000
191590000
126860000
85281000
58158000
40202000
28147000
19946000
14298000
10361000
max
max
7586400
Page 50 of 60
[ ]
[ ]
4654
4093
3609
3190
2827
2512
2237
1996
1786
1601
1438
1295
1168
1055
955.7
866.9
787.9
717.3
654.1
597.5
546.6
500.9
459.7
R
R
= 25 C,
= 25 C,
14.3
14.6
14.9
15.2
15.4
15.7
16.0
16.3
16.5
16.8
17.0
17.3
17.5
17.7
18.0
18.2
18.4
18.6
18.9
19.1
19.3
19.5
19.7
14.6
13.4
12.3
11.2
10.2
9.2
8.3
7.4
6.5
5.7
5.0
R
R
R
R
/R
/R
R
R
R
[ %]
[ %]
R
R
/R
R
/R
R
R
=
=
10.1
10.4
10.7
11.0
11.3
1.7
1.6
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
5.4
5.6
5.9
6.1
6.3
6.6
6.8
7.1
7.3
7.6
7.9
8.1
8.4
8.7
9.0
9.2
9.5
9.8
T[ C]
T[ C]
5%
1%
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
8.5
8.2
7.9
7.6
7.3
7.1
6.8
6.6
6.4
6.2
6.0
(%/K)
(%/K)
B57540
G540