BCcomponents
DATA SHEET
2322 615 2....
Surface mount NTC thermistors
Preliminary specification
Supersedes data of May 17th 1999
File under BCcomponents, BC02
2001 Jan 17
BCcomponents
Preliminary specification
Surface mount NTC thermistors
FEATURES
QUICK REFERENCE DATA
PARAMETER
Resistance value at 25
°
C
Tolerance on R
25
-value
Tolerance on B
25/85
-value
Maximum dissipation at 25
°
C
Operating temperature range
Climatic category
Mass
MECHANICAL DATA
Outline
2322 615 2....
•
High sensitivity
•
High accuracy over a wide
temperature range
•
Taped on reel
•
Suitable for wave or reflow
soldering.
APPLICATION
VALUE
4.7 k
Ω
to 100 k
Ω
±
3%;
±
5%;
±
10%
see Table
2
125 mW
−
55 to +150
°
C
40/125/56
•
Temperature compensation, sensing
and protection in, for example:
– Battery chargers
– Consumer equipment
– Office equipment.
DESCRIPTION
Size 0603 chip thermistors with a
negative temperature coefficient and
silver palladium contacts
(1)
. The
device has no marking.
≈
0.0075 g
T
W
L2
L4
L1
L3
MBB211
For dimensions see Table
1.
Fig.1 Component outline.
Table 1
L
1
(mm)
1.6
±
0.1
Component dimensions; see Fig.1
W
(mm)
0.8
±
0.15
T
MIN.
(mm)
0.5
MAX.
(mm)
1.0
L
2
and L
3
(mm)
0.45
±
0.2
L
4
MIN.
(mm)
0.2
(1) NiSn contacts available on request.
PACKAGING
Available in 8 mm punched paper tape
on reel packaging of 4000 units.
2001 Jan 17
2
BCcomponents
Preliminary specification
Surface mount NTC thermistors
2322 615 2....
ELECTRICAL CHARACTERISTICS
Unless otherwise stated, measurements are in accordance with
“IEC publication 60539”
; see also Table 2.
PARAMETER
Tolerance on R
25
Tolerance on B
25/85
-value
Climatic category
Maximum dissipation at 25
°
C
Thermal time constant
τ
Operating temperature range
R/T values
Table 2
VALUE
±
3%;
±
5%;
±
10%
see Table 2
40/125/56
125 mW
≈
8 s
−
55 to +150
°
C
see Tables 4 to 8
R
25
-values, B
25/85
-values and catalogue numbers; see Tables 4 to 8
TOLERANCE
ON B
25/85
(%)
CATALOGUE NUMBER
2322 615 2....
R
25
(
Ω
)
4700
10000
47000
68000
100000
Table 3
B
25/85
-VALUE
(K)
3560
3620
3977
3740
3650
±
3% TOL.
ON R
25
6472
6103
6473
6683
6104
±
5% TOL.
ON R
25
3472
3103
3473
3683
3104
±
10% TOL.
ON R
25
2472
2103
2473
2683
2104
±
3
±
3
±
3
±
3
±
3
Solderability and resistance to soldering heat
TEST
METHOD
Tc
solderability
resistance to soldering heat
TEST
PROCEDURE
3 s at 215
°
C; 2 s at 235
°
C
10 s at 260
°
C
REQUIREMENTS
IEC
60068-2-20
6
∆
R/R
<
5%
∆
R/R
<
5%
2001 Jan 17
3
BCcomponents
Preliminary specification
Surface mount NTC thermistors
Table 4
2322 615 2....
Resistance values at intermediate temperatures with R
25
at 4700
Ω
; see also Table 2
CATALOGUE NUMBER 2322 615 2.472
R
T
/R
25
21.9261
16.5224
12.5583
9.6249
7.4362
5.7898
4.5416
3.5881
2.8545
2.2860
1.8425
1.4941
1.2189
1.0000
0.8249
0.6841
0.57025
0.47765
0.40198
0.33984
0.28856
0.24606
0.21067
0.18108
0.15623
0.13529
0.11757
0.10251
0.08968
0.07871
0.06928
0.06117
0.05416
0.04809
0.04282
0.03822
0.0342
0.03068
0.02758
TC
(%/K)
R
T
(
Ω
)
103053
77655
59024
45237
34950
27212
21345
16864
13416
10744
8659.5
7022.5
5728.7
4700.0
3877.2
3215.4
2680.2
2245.0
1889.3
1597.2
1356.2
1156.5
990.1
851.06
734.29
635.86
552.56
481.81
421.50
369.91
325.64
287.51
254.57
226.03
201.23
179.62
160.73
144.17
129.63
4
3% TOL.
∆
R/R (%)
9.02
8.44
7.89
7.35
6.84
6.35
5.87
5.42
4.98
4.55
4.14
3.75
3.37
3.00
3.36
3.70
4.04
4.36
4.67
4.98
5.26
5.56
5.83
6.10
6.37
6.62
6.87
7.11
7.34
7.57
7.79
8.01
8.22
8.43
8.63
8.82
9.02
9.20
9.38
5% TOL.
∆
R/R (%)
16.71
15.59
14.50
13.47
12.47
11.51
10.59
9.70
8.85
8.02
7.23
6.46
5.72
5.00
5.69
6.36
7.01
7.64
8.25
8.84
9.41
9.97
10.51
11.03
11.54
12.04
12.52
12.99
13.45
13.89
14.32
14.74
15.15
15.55
15.94
16.32
16.70
17.06
17.41
10% TOL.
∆
R/R (%)
22.27
21.09
19.96
18.87
17.82
16.82
15.85
14.92
14.03
13.17
12.33
11.53
10.75
10.00
10.73
11.43
12.11
12.77
13.41
14.02
14.62
15.21
15.77
16.32
16.86
17.37
17.88
18.37
18.85
19.31
19.77
20.21
20.64
21.06
21.46
21.86
22.25
22.63
23.00
T
oper
(
°
C)
−
40
−
35
−
30
−
25
−
20
−
15
−
10
−
5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
145
150
2001 Jan 17
−
5.75
−
5.57
−
5.40
−
5.24
−
5.08
−
4.93
−
4.78
−
4.64
−
4.51
−
4.38
−
4.25
−
4.13
−
4.01
−
3.90
−
3.80
−
3.69
−
3.59
−
3.50
−
3.40
−
3.31
−
3.23
−
3.15
−
3.07
−
2.99
−
2.91
−
2.84
−
2.77
−
2.71
−
2.64
−
2.58
−
2.52
−
2.46
−
2.41
−
2.35
−
2.30
−
2.25
−
2.20
−
2.15
−
2.10
BCcomponents
Preliminary specification
Surface mount NTC thermistors
Table 5
2322 615 2....
Resistance values at intermediate temperatures with R
25
at 10000
Ω
; see also Table 2
CATALOGUE NUMBER 2322 615 2.103
R
T
/R
25
23.0973
17.3222
13.1054
9.99934
7.69193
5.96369
4.6589
3.66623
2.9054
2.31806
1.86153
1.50429
1.22295
1.00
0.82227
0.67977
0.56487
0.47174
0.39585
0.33371
0.28258
0.24031
0.20521
0.17594
0.15142
0.1308
0.1134
0.09865
0.08611
0.0754
0.06624
0.05836
0.05157
0.4569
0.0406
0.03617
0.03231
0.02893
0.02596
TC
(%/K)
R
T
(
Ω
)
230973
173222
131054
99993
76919
59637
46589
36662
29054
23181
18615.3
15042.9
12229.5
10000.0
8222.7
6797.7
5648.7
4717.4
3958.5
3337.1
2825.8
2403.1
2052.1
1759.37
1514.20
1308.04
1134.00
986.53
861.10
754.04
662.36
583.58
515.67
456.94
406.01
361.71
323.06
289.26
259.61
5
3% TOL.
∆
R/R (%)
9.02
8.44
7.89
7.35
6.84
6.35
5.87
5.42
4.98
4.55
4.14
3.75
3.37
3.00
3.36
3.70
4.04
4.36
4.67
4.98
5.27
5.56
5.83
6.10
6.37
6.62
6.87
7.11
7.34
7.57
7.79
8.01
8.22
8.43
8.63
8.82
9.02
9.20
8.38
5% TOL.
∆
R/R (%)
16.71
15.59
14.50
13.47
12.47
11.51
10.59
9.70
8.85
8.02
7.23
6.46
5.72
5.00
5.69
6.36
7.01
7.64
8.25
8.84
9.41
9.97
10.51
11.03
11.54
12.04
12.52
12.99
13.45
13.89
14.32
14.74
15.15
15.55
15.94
16.32
16.70
17.06
17.41
10% TOL.
∆
R/R (%)
22.27
21.09
19.96
18.87
17.82
16.82
15.85
14.92
14.03
13.17
12.33
11.53
10.75
10.00
10.73
11.43
12.11
12.77
13.41
14.02
14.62
15.21
15.77
16.32
16.86
17.37
17.88
18.37
18.85
19.31
19.77
20.21
20.64
21.06
21.46
21.86
22.25
22.63
23.00
T
oper
(
°
C)
−
40
−
35
−
30
−
25
−
20
−
15
−
10
−
5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
145
150
2001 Jan 17
−
5.84
−
5.67
−
5.49
−
5.33
−
5.17
−
5.01
−
4.86
−
4.72
−
4.58
−
4.45
−
4.32
−
4.20
−
4.08
−
3.97
−
3.86
−
3.75
−
3.65
−
3.55
−
3.46
−
3.37
−
3.28
−
3.20
−
3.12
−
3.04
−
2.96
−
2.89
−
2.82
−
2.75
−
2.69
−
2.62
−
2.56
−
2.50
−
2.45
−
2.39
−
2.34
−
2.29
−
2.23
−
2.19
−
2.14
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