Surface Mount
Thermistors
APPLICATIONS
• Temperature Compensation Circuits
• Relay Coils
• LCD Controls
• Temperature Measurement
FEATURES
• Nickel Barrier Termination
• Suitable for wave or reflow solder
• Packaging T/R STD QTY 100-5000
• Moisture Sensitivity Level: 2
T: 800-808-2434
775-884-2434
(Outside the US and Canada)
F: 775-884-0670
www.ametherm.com
info@ametherm.com
3111 N. Deer Run Road
Carson City, Nevada
89701 USA
ELECTRICAL SPECIFICATIONS
MECHANICAL SPECIFICATIONS
L (mm)
TYPE L1 (mm) W (mm) T (mm)
SM08
SM06
SM04
2.00 ± 0.2
1.60 ± 0.15
1.00 ± 0.05
1.20 ± 0.2
1.0 ± 0.15
0.50 ± 0.05
1.25 ± 0.2
0.80 ± 0.15
0.50 ± 0.05
0.55 ± 0.10
0.50 ± 0.10
0.35 ± 0.05
Resistance
Range
TYPE
SM08
SM06
SM04
2-250 kΩ
0.25-470 kΩ
0.3-470 kΩ
1,2,3,5,10%
1,2,3,5,10%
1,2,3,5,10%
3450-4500
2750-4500
2750-4500
3,2,1%
3,2,1%
3,2,1%
Resistance
Tolerance Beta
Range
Beta
Tolerance
Operating
Temp.
Dissipation
Constant Thermal Time
Constant Maximum
Power
-40°C – +125°C
-40°C – +125°C
-40°C – +125°C
2.00mW/°C
1.50mW/°C
1.10mW/°C
2.5 sec.
2.0 sec.
1.5 sec.
250 mW
200 mW
125 mW
SOLDERING WAVE
OR REFLOW
TEMP
TIME
10 sec. 270°C
PART NUMBERING SYSTEM
S
M1
2 3 4
5 6 7
8 9
12 13
14
PRODUCT TYPE
SM Ametherm
Surface Mount
ZERO POWER RESISTANCE
AT 25ºC (R25)
103
253
474
503
10x102Ω=1000Ω
25x103Ω=25000Ω
47x104Ω=47000Ω
50x103Ω=50000Ω
L (mm)
SIZE L1 (mm) W (mm) T (mm)
08
06
04
2.00 ± 0.2
1.60 ± 0.15
1.00 ± 0.05
1.20 ± 0.2
1.0 ± 0.15
0.50 ± 0.05
1.25 ± 0.2
0.80 ± 0.15
0.50 ± 0.05
0.55 ± 0.10
0.50 ± 0.10
0.35 ± 0.05
Custom
BETA
275
302
345
411
452
2750 K
3000 K
3450 K
4110 K
4500 K
TOLERANCE (Blank)
±10%
J
±5%
H
±3%
G
±2%
F
±1%
L
1
L
W
T
Nickel Barrier
Termination Glass
Overcoat
Alumina
Substrate
R
(KΩ)
Part Number Beta
(ºK)
Dissipation
Constant
(mW/ºC)
Thermal
Time
Constant
SM04301275
SM04501275
SM04102302
SM04202302
SM04502345
SM04103372
SM04103395
SM04103411
SM04253411
SM04503411
SM04104411
SM04253452
SM04503452
SM04104452
SM04474452
0.3
0.5
1
2
5
10
10
10
25
50
100
25
50
100
470
2750
2750
3000
3000
3450
3700
3950
4111
4111
4111
4111
4500
4500
4500
4500
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.10 mW/ºC
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
1.5 sec
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
125 mW
Max
Power
SM06251275
SM06501302
SM06102345
SM06202345
SM06502345
SM06103345
SM06103372
SM06103395
SM06253395
SM06503395
SM06104411
SM06154411
SM06503452
SM06104452
SM06474452
0.25
0.5
1
2
5
10
10
10
25
50
100
150
50
100
470
2750
3000
3450
3450
3450
3450
3700
3950
3950
3950
4111
4110
4500
4500
4500
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
1.50 mW/ºC
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
2.0 sec
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
200 mW
SM08202345
SM08502345
SM08103345
SM08502395
SM08103395
SM08253395
SM08503395
SM08103411
SM08253411
SM08503411
SM08104411
SM08503452
SM08104452
SM08154452
SM08254452
2
5
10
5
10
25
50
10
25
50
100
50
100
150
250
3450
3450
3450
3950
3950
3950
3950
4111
4111
4111
4111
4500
4500
4500
4500
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.00 mW/ºC
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
2.5 sec
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
250 mW
1kΩ
2750K
ZERO POWER RESISTANCE CURVE
Temp
(ºC)
-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
11290
9012
7248
5872
4791
3935
3253
2705
2262
1902
1608
1366
1166
1000
861.3
745
647
564.1
493.6
433.5
382.1
337.9
299.8
266.8
238.2
213.3
191.5
172.4
155.7
140.9
127.9
116.4
106.1
97
1kΩ
3000K
14270
11130
8761
6953
5561
4481
3636
2971
2443
2020
1681
1406
1183
1000
849.5
725
621.5
535.1
462.6
401.5
349.9
306
268.6
236.5
209
185.3
164.8
147
131.5
118
106.2
95.82
86.68
78.61
1kΩ
3200K
17200
13180
10200
7959
6265
4972
3976
3202
2597
2120
1742
1440
1197
1000
840.1
709.4
601.8
513
439.2
377.7
326.1
282.6
246
214.8
188.3
165.6
146.2
129.4
115
102.4
91.52
82.02
73.71
66.42
10kΩ
3450K
217300
162800
123300
94240
72720
56620
44450
35170
28040
22520
18210
14820
12140
10000
8286
6903
5782
4867
4116
3498
2986
2560
2203
1904
1652
1439
1258
1103
971.3
857.7
759.8
675.3
601.9
538.1
10kΩ
3700K
274600
201100
149000
111600
84410
64470
49690
38630
30280
23920
19040
15260
12310
10000
8172
6718
5554
4617
3858
3240
2734
2318
1974
1688
1450
1251
1083
940.9
820.6
718.3
630.9
555.9
491.5
435.9
10kΩ
3900K
331000
238200
173400
127700
95100
71530
54330
41640
32200
25100
19730
15620
12450
10000
8082
6573
5378
4426
3663
3047
2548
2141
1808
1533
1306
1118
960.2
828.2
717.1
623.2
543.6
475.9
418
368.3
10kΩ
4100K
399100
282000
201800
146200
107100
79370
59400
44890
34240
26340
20440
15990
12600
10000
7993
6432
5208
4243
3477
2866
2375
1978
1656
1392
1177
998.8
851.5
729
626.7
540.8
468.5
407.3
355.4
311.2
100kΩ
4300K
4812000
3339000
2349000
1674000
1207000
880600
649400
483900
364000
276400
211800
163600
127400
100000
79050
62930
50400
40680
33020
26950
22130
18270
15160
12650
10600
8927
7552
6417
5476
4692
4037
3486
3022
2630
100kΩ
4500K
5802000
3954000
2734000
1916000
1360000
977100
710000
521600
387100
290100
219400
167500
128900
100000
78180
61580
48840
39000
31350
25350
20620
16880
13880
11480
9548
7978
6698
5649
4785
4072
3479
2984
2570
2222
100kΩ
4700K
6995000
4682000
3182000
2193000
1532000
1084000
776300
562200
411600
304400
227400
171400
130400
100000
77320
60250
47300
37390
29760
23840
19220
15590
12720
10430
8601
7130
5940
4972
4182
3533
2998
2554
2186
1877
SM04
SM06
SM08
Surface Mount
Thermistors
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Ametherm:
SM06503395 SM04502345 SM06502345 SM08104411 SM04103411 SM06103345 SM04202302 SM08503395
SM06103395 SM08253411 SM04253411 SM08503452 SM06104452 SM06103372 SM08503411 SM08103395
SM04103395 SM08253395 SM06104411 SM06253395 SM06503452 SM04103372 SM08202345 SM08502395
SM06202345 SM04104411 SM04503411