NTC Thermistors
SMD Thermistors
TSM
Series
MERITEK
UL E223037
Features
1. EIA size 0402, 0603, 0805, 1206
2. Highly reliable monolithic structure
3. Wide resistance range
4. Cost effective
5. Agency recognition: UL
P
ART
N
UMBERING
S
YSTEM
TSM
Meritek Series
Size
CODE
1
0603
A
2
0805
B
2
A
104
H
39
H
2
R
Beta Value
CODE
B
25/85
Part No. (R25)
CODE
102
1K
F
±1
30
30
0
00
31
31
A
05
1
±1
R
Reel
G
±2
….
….
1
10
B
25/50
103
10K
H
±3
39
39
… 2
… 20
2
±2
B
Bulk
J
±5
40
40
D
35
3
±3
…
…
41
41
5
50
…
…
K
± 10
…..
….
F
55
….
….
H
75
H
75
Tolerance of Resistor
CODE
(%)
CODE
CODE
CODE
(%)
CODE
Beta Value—first 2 digits
Beta Value—last 2 digits
Tolerance of Beta Value
Standard Packaging
Dimensions
Part no.
TSM0
TSM1
TSM2
TSM3
Size
0402
0603
0805
1206
L nor.
1.00±0.15
1.60±0.15
2.00±0.20
3.20±0.30
W nor.
0.50±0.10
0.80±0.15
1.25±0.20
1.60±0.20
T max.
0.60
0.95
1.20
1.50
min.
0.2
0.3
0.4
0.5
Specifications are
subject to change without notice.
rev.6a
NTC Thermistors
SMD Thermistors
TSM
Series
MERITEK
Electrical Characteristics
Part No.
Zero Power Tolerance
Resistance
of
at 25°C
R
25
R
25
(K )
TSM0A103^34D*
TSM0A103^391*
TSM0A223^393*
TSM0A333^393*
TSM0A473^393*
TSM0A503^395*
TSM0A683^405*
TSM0A104^39H*
TSM0A224^405*
TSM0A474^409*
TSM0B474^470*
TSM1A202^340*
TSM1A222^34D*
TSM1B222^395*
TSM1A472^34D*
TSM1A472^367*
TSM1A502^34D*
TSM1A682^34D*
TSM1A682^430*
TSM1A103^34D*
TSM1A103^39H*
TSM1B103^425*
TSM1A123^380*
TSM1A153^395*
TSM1A223^39H*
TSM1A333^39H*
TSM1A473^39H*
TSM1A503^39H*
TSM1A683^39H*
TSM1A104^405*
TSM1B104^425*
TSM1A104^436*
TSM1A154^406*
TSM1A204^410*
TSM1A224^410*
TSM1A334^415*
TSM1A474^410*
TSM1B474^446*
10
10
22
33
47
50
68
100
220
470
470
2
2.2
2.2
4.7
4.7
5
6.8
6.8
10
10
10
12
15
22
33
47
50
68
100
100
100
150
200
220
330
470
470
( ±%)
B
Value
Tolerance
of
B value
(±%)
Max.
Power
Rating
at 25°C
P
max
(mW)
Dissipation
Factor
(mW/°C)
Thermal Operating
Time Temperature
Constant
Range
(Sec.)
T
L
~T
U
(°C)
Safety
Approvals
UL
(K)
3435
3910
3930
3930
3930
1 2 3
25/85
5 10
3950
4050
3975
4050
4090
5 10 25/50 4700
3400
1 2 3
25/85
5 10
3435
5 10 25/50 3950
3435
3670
1 2 3
5 10
3435
25/85 3435
5 10
4300
3435
3975
25/50 4250
3800
3950
3975
3975
25/85
3975
3975
1 2 3
3975
5 10
4050
25/50 4250
4360
4060
4100
25/85
4100
4150
4100
25/50 4460
1 2 3
170
Approx.
1.7
Approx.
2
-40 ~ +125
2 3
1 2 3
210
Approx
2.1
Approx
3.1
-40~+125
Note 1: ^ = Tolerance of R
25
Note 2: * = Tolerance of B value
*Special specification are available upon request
NTC Thermistors
SMD Thermistors
TSM
Series
MERITEK
Electrical Characteristics
Part No.
Zero Power Tolerance
Resistance
of
at 25°C
R
25
R
25
(K )
TSM2A102^320*
TSM2A472^34D*
TSM2A502^34D*
TSM2A682^34D*
TSM2A103^34D*
TSM2A103^380*
TSM2A103^39H*
TSM2A153^395*
TSM2A203^395*
TSM2A223^380*
TSM2A223^39H*
TSM2A303^39H*
TSM2A473^39H*
TSM2A503^39H*
TSM2A683^39H*
TSM2A104^405*
TSM2A204^410*
TSM2A224^410*
TSM3A472^34D*
TSM3A502^34D*
TSM3A103^34D*
TSM3A103^39H*
TSM3A223^39H*
TSM3A473^39H*
TSM3A503^39H*
TSM3A683^39H*
TSM3A104^405*
TSM3A204^410*
TSM3A224^410*
TSM3A474^425*
1
4.7
5
6.8
10
10
10
15
20
22
22
30
47
50
68
100
200
220
4.7
5
10
10
22
47
50
68
100
200
220
470
( ±%)
B
Value
(K)
3200
3435
3435
3435
3435
3800
3975
3950
3950
25/85
3800
3975
3975
3975
3975
3975
4050
4100
4100
3435
3435
3435
3975
3975
3975
25/85
3975
3975
4050
4100
4100
4250
Tolerance
of
B value
(±%)
Max.
Power
Rating
at 25°C
P
max
(mW)
Dissipation
Factor
(mW/°C)
Thermal Operating
Time Temperature
Constant
Range
(Sec.)
T
L
~T
U
(°C)
Safety
Approvals
UL
1 2 3
240
1 2 3
5 10
Approx
3.2
Approx
5.4
-40~+125
1 2 3
240
Approx
3.2
Approx
5.4
-40~+125
1 2 3
5 10
1 2 3
320
Approx
3.2
Approx
6.7
-40~+125
Note 1: ^ = Tolerance of R
25
Note 2: * = Tolerance of B value
*Special specification are available upon request
Special Edition for Assessment Centres
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