WMZ12A 27mm 120℃ 250 OHM PTC Thermistor Suitable For Servers, Air Conditioners, Inverters, Power Supplies
Leaded Type
● Structures and Dimensions
● Electrical Specifications
Order Number |
Max. Voltage
Vmax(VAC) |
Max. Link Voltage
VLmax(VDC) |
Resistance At 25°C
R25(Ω) |
Curie Temp.
TC (°C) |
Heat Capacity
Cth(J/K) |
Thermal Cooling Time Constant
τth (s) |
Dimensions(mm) |
D |
H |
T |
MZ2X209-700□B6# |
260 |
370 |
70 |
120 |
0.4 |
70 |
9.0 |
13.5 |
7.5 |
MZ2X209-121□B6# |
260 |
370 |
120 |
120 |
0.6 |
80 |
9.0 |
13.5 |
7.5 |
MZ2X209-151□B6# |
260 |
370 |
150 |
120 |
0.6 |
80 |
9.0 |
13.5 |
7.5 |
MZ2X212-250□B8# |
280 |
400 |
25 |
120 |
1 |
100 |
12.5 |
16.5 |
5 |
MZ2X213-500□B8# |
280 |
400 |
50 |
120 |
1.4 |
120 |
13.0 |
18.0 |
7.5 |
MZ2X213-800□B8# |
280 |
400 |
80 |
120 |
1.4 |
120 |
13.0 |
18.0 |
7.5 |
MZ2X413-600□C5# |
350 |
500 |
60 |
140 |
1.45 |
105 |
13.5 |
17 |
7 |
MZ2X315-560□D4# |
440 |
620 |
56 |
130 |
2.1 |
100 |
15.0 |
19.0 |
7.5 |
MZ2X213-121□D4# |
440 |
620 |
120 |
120 |
1.4 |
120 |
13.0 |
18.0 |
7.5 |
MZ2X417-600□D4# |
440 |
625 |
60 |
140 |
2.3 |
120 |
17 |
21 |
7.5 |
MZ2X413-121□D4# |
440 |
625 |
120 |
140 |
1.45 |
105 |
13.5 |
17 |
7 |
MZ2X213-151□D4# |
440 |
620 |
150 |
120 |
1.4 |
120 |
13.0 |
18.0 |
7.5 |
MZ2X209-501□D4# |
440 |
620 |
500 |
120 |
0.6 |
80 |
9.0 |
13.5 |
7.5 |
MZ2X109-103□D4# |
440 |
620 |
1100 |
115 |
0.6 |
80 |
9.0 |
13.5 |
7.5 |
MZ2X417-121□D6# |
460 |
650 |
120 |
140 |
2.3 |
120 |
17 |
21 |
7.5 |
MZ2X315-120□D8# |
480 |
680 |
120 |
130 |
2.1 |
100 |
15.0 |
19.0 |
7.5 |
MZ2X413-251□D8# |
480 |
680 |
250 |
140 |
1.45 |
105 |
13.5 |
17 |
7 |
MZ2X113-501□E6# |
560 |
800 |
500 |
115 |
1.4 |
120 |
13.0 |
18.0 |
7.5 |
MZ2X413-501□E6# |
560 |
800 |
500 |
140 |
1.45 |
105 |
13.5 |
17 |
7 |
MZ2X417-251□F0# |
600 |
850 |
250 |
140 |
2.3 |
120 |
17 |
21 |
7.5 |
MZ2X413-102□F0# |
600 |
850 |
1000 |
140 |
1.45 |
105 |
13.5 |
17 |
7 |
MZ2X417-501□G0# |
700 |
1000 |
500 |
140 |
2.3 |
120 |
17 |
21 |
7.5 |
Note:
1.□ is the resistance tolerance M:±20% X:±25% N:±30% S: Special
2. # is the internal control code
3.The F value can be selected for 5mm, 7.5mm, 10mm
4.The L value canbe selected for 3mm, 20mm, 25mm, 35mm
5.The d value can be selected for 0.6mm, 0.8mm, 1.0mm
6.Other type are available on request
PTC Thermistor For Overload Protection
Application
◆ Over current protection in:
-Industrial electronics
-Consumer electronics
-Electronic data processing
◆ Short current protection
Features
◆ Short response time for rapid protection
◆ Automatic resetting once overcurrent is removed
◆ Leaded parts withstand mechanical stresses and vibration
◆ High thermal stability
Structures and Dimensions
Electrical Specifications
Disc Series
Order Number |
Non-Operating Current |
Trip Current |
Rated Voltage |
Max. Current |
Resistance At 25℃ |
Curie Temp. |
Dimensions (mm) |
IN(mA) |
IT(mA) |
Vmax(V) |
Imax(A) |
R25(Ω) |
TC(℃) |
D |
T |
MZ2DX2S0720-100□# |
80 |
230 |
60 |
2 |
10 |
120 |
7.7 |
2 |
MZ2DX0S0720-200□# |
90 |
280 |
60 |
3 |
20 |
100 |
7.7 |
2 |
MZ2DX3S0825-500□# |
50 |
130 |
230 |
1.2 |
50 |
130 |
5 |
2.5 |
MZ2DX2S0825-650□# |
55 |
110 |
230 |
1 |
65 |
120 |
8 |
2.5 |
MZ2DX3S0825-650□# |
55 |
130 |
230 |
2 |
65 |
130 |
8 |
2.5 |
MZ2DX3S0825-350□# |
80 |
180 |
230 |
1 |
35 |
130 |
6 |
2.5 |
MZ2DX3S0825-250□# |
125 |
250 |
230 |
1 |
25 |
130 |
8 |
2.5 |
Leaded disks, coated , Vmax 30-32V
Order Number |
Non-Operating Current |
Trip Current |
Max. Voltage |
Max. Current |
Resistance At 25℃ |
Curie Temp. |
Dimensions(mm) |
IN(mA) |
IT(mA) |
Vmax(V) |
Imax (A) |
R25 (Ω) |
TC(℃) |
D |
H |
T |
MZ2LP8S07-470□# |
55 |
115 |
32 |
1.5 |
47 |
80 |
7.5 |
11.0 |
4.0 |
MZ2LP8S07-330□# |
60 |
135 |
32 |
1.5 |
33 |
80 |
7.5 |
11.0 |
4.0 |
MZ2LP8S07-220□# |
75 |
160 |
32 |
1.5 |
22 |
80 |
7.5 |
11.0 |
4.0 |
MZ2LP8S07-150□# |
100 |
195 |
32 |
1.5 |
15 |
80 |
7.5 |
11.0 |
4.0 |
MZ2LX2S04-130□# |
120 |
240 |
30 |
0.7 |
13 |
120 |
4.0 |
7.5 |
3.5 |
MZ2LP8S07-5R0□# |
160 |
320 |
30 |
1 |
5 |
80 |
7.5 |
11.0 |
5.0 |
MZ2LX2S07-4R6□# |
250 |
500 |
30 |
1 |
4.6 |
120 |
6.8 |
10.0 |
3.5 |
MZ2LX4S05-6R0□# |
270 |
405 |
30 |
2.5 |
6 |
140 |
5.0 |
10.0 |
4.0 |
MZ2LX4S07-5R0□# |
320 |
480 |
30 |
3.5 |
5 |
140 |
7.0 |
12.0 |
4.0 |
MZ2LX2S09-1R8□# |
450 |
900 |
30 |
3 |
1.8 |
120 |
9.0 |
12.5 |
3.5 |
MZ2LX4S08-1R9□# |
540 |
810 |
30 |
6 |
1.9 |
140 |
8.5 |
13.5 |
4.0 |
MZ2LX4S10-1R7□# |
610 |
915 |
30 |
7 |
1.7 |
140 |
10.5 |
15.5 |
4.0 |
MZ2LX4S10-1R3□# |
700 |
1050 |
30 |
8 |
1.3 |
140 |
10.5 |
15.5 |
4.0 |
MZ2LX2S13-0R8□# |
850 |
1700 |
30 |
5.5 |
0.8 |
120 |
13.5 |
17.0 |
3.5 |
MZ2LX4S12-0R9□# |
920 |
1380 |
30 |
11 |
0.9 |
140 |
12.5 |
17.5 |
4.0 |
MZ2LX4S16-0R7□# |
1170 |
1755 |
30 |
13.5 |
0.7 |
140 |
16.5 |
21.5 |
4.0 |
MZ2LX2S17-0R45□# |
1300 |
2600 |
30 |
8 |
0.45 |
120 |
17.5 |
21.0 |
3.5 |
MZ2LX4S16-0R5□# |
1390 |
2085 |
30 |
16 |
0.5 |
140 |
16.5 |
21.5 |
4.0 |
MZ2LX2S22-0R3□# |
1800 |
3600 |
30 |
10 |
0.3 |
120 |
22.0 |
25.5 |
3.5 |
MZ2LX4S20-0R3□# |
2050 |
3075 |
30 |
23 |
0.3 |
140 |
20.5 |
25.5 |
4.0 |
Leaded disks, coated, Vmax 80V
Order Number |
Non-Operating Current |
Trip Current |
Max. Voltage |
Max. Current |
Resistance At 25℃ |
Curie Temp. |
Dimensions(mm) |
IN(mA) |
IT(mA) |
(V) |
(A) |
R25 (Ω) |
TC(℃) |
D |
H |
T |
MZ2LP8S04-550□# |
30 |
60 |
80 |
0.7 |
55 |
80 |
4.0 |
7.5 |
3.5 |
MZ2LX2S04-550□# |
50 |
100 |
80 |
0.7 |
55 |
120 |
4.0 |
7.5 |
3.5 |
MZ2LP8S07-250□# |
50 |
110 |
80 |
1 |
25 |
80 |
6.5 |
10.0 |
3.5 |
MZ2LX2S05-550□# |
62 |
115 |
80 |
0.7 |
55 |
120 |
5.5 |
8.5 |
4.5 |
MZ2LX3S04-620□# |
85 |
130 |
80 |
0.7 |
62 |
130 |
4.0 |
7.5 |
3.5 |
MZ2LX2S06-250□# |
85 |
170 |
80 |
1 |
25 |
120 |
6.5 |
10.0 |
3.5 |
MZ2LP8S09-9R4□# |
90 |
180 |
80 |
3 |
9.4 |
80 |
9.0 |
12.5 |
3.5 |
MZ2LP8S11-5R6□# |
130 |
260 |
80 |
4.3 |
5.6 |
80 |
11.0 |
14.5 |
3.5 |
MZ2LX3S06-200□# |
150 |
240 |
80 |
1 |
20 |
130 |
6.5 |
10.0 |
3.5 |
MZ2LX2S09-9R4□# |
150 |
300 |
80 |
3 |
9.4 |
120 |
9.0 |
12.5 |
3.5 |
MZ2LP8S13-3R7□# |
170 |
350 |
80 |
5.5 |
3.7 |
80 |
13.5 |
17.0 |
3.5 |
MZ2LX3S09-8R0□# |
250 |
380 |
80 |
3 |
8 |
130 |
9.0 |
12.5 |
3.5 |
MZ2LX2S11-5R6□# |
250 |
500 |
80 |
4.3 |
5.6 |
120 |
11.0 |
14.5 |
3.5 |
MZ2LX3S11-4R9□# |
320 |
500 |
80 |
4.3 |
4.9 |
130 |
11.0 |
14.5 |
3.5 |
MZ2LX2S13-3R7□# |
320 |
640 |
80 |
5.5 |
3.7 |
120 |
13.5 |
17.0 |
3.5 |
MZ2LX2S17-2R3□# |
450 |
900 |
80 |
8 |
2.3 |
120 |
17.5 |
21.0 |
3.5 |
MZ2LX3S17-2R2□# |
700 |
1100 |
80 |
8 |
2.2 |
130 |
17.5 |
21.0 |
3.5 |
MZ2LX2S22-1R65□# |
700 |
1400 |
80 |
10 |
1.65 |
120 |
22.0 |
25.5 |
3.5 |
MZ2LX3S22-1R2□# |
1000 |
1500 |
80 |
10 |
1.2 |
130 |
22.0 |
25.5 |
3.5 |
Leaded disks, coated, Vmax 145-160V
Order Number |
Non-Operating Current |
Trip Current |
Max. Voltage |
Max. Current |
Resistance At 25℃ |
Curie Temp. |
Dimensions (mm) |
IN(mA) |
IT(mA) |
(V) |
(A) |
R25 (Ω) |
TC(℃) |
D |
H |
T |
MZ2LX4S05-241□# |
47 |
70 |
145 |
0.2 |
240 |
140 |
5.0 |
10.0 |
5.0 |
MZ2LX4S05-101□# |
65 |
100 |
145 |
0.3 |
100 |
140 |
5.0 |
10.0 |
5.0 |
MZ2LX4S05-400□# |
110 |
165 |
145 |
0.5 |
40 |
140 |
5.0 |
10.0 |
5.0 |
MZ2LX2S07-330□# |
130 |
200 |
145 |
0.5 |
33 |
120 |
7.5 |
11.0 |
6.0 |
MZ2LX2S09-220□# |
180 |
280 |
145 |
1 |
22 |
120 |
9.5 |
13.0 |
6.0 |
MZ2LX2S11-150□# |
220 |
345 |
145 |
1 |
15 |
120 |
11.5 |
15.0 |
6.0 |
MZ2LX2S13-100□# |
290 |
440 |
145 |
1 |
10 |
120 |
13.0 |
16.5 |
6.0 |
MZ2LX4S10-6R8□# |
320 |
480 |
145 |
3 |
6.8 |
140 |
10.5 |
15.5 |
5.0 |
MZ2LX4S10-5R3□# |
360 |
540 |
145 |
3.5 |
5.3 |
140 |
10.5 |
15.5 |
5.0 |
MZ2LX2S17-5R6□# |
440 |
670 |
145 |
2 |
5.6 |
120 |
17.0 |
20.5 |
6.0 |
MZ2LX4S16-2R9□# |
600 |
900 |
145 |
7.2 |
2.9 |
140 |
16.5 |
21.5 |
5.0 |
MZ2LX4S16-2R1□# |
710 |
1070 |
145 |
8.5 |
2.1 |
140 |
16.5 |
21.5 |
5.0 |
MZ2LX4S20-1R7□# |
880 |
1320 |
145 |
11 |
1.7 |
140 |
20.5 |
25.5 |
5.0 |
MZ2LX4S20-1R3□# |
1000 |
1500 |
145 |
13 |
1.3 |
140 |
20.5 |
26.0 |
5.0 |
MZ2LX6S04-151□# |
35 |
70 |
160 |
0.2 |
150 |
160 |
4.0 |
7.5 |
5.0 |
MZ2LX6S06-700□# |
70 |
140 |
160 |
0.4 |
70 |
160 |
6.5 |
10.0 |
5.0 |
MZ2LX6S09-250□# |
125 |
500 |
160 |
1 |
25 |
160 |
9.0 |
12.5 |
5.0 |
MZ2LX6S11-150□# |
180 |
360 |
160 |
1.5 |
15 |
160 |
11.0 |
14.5 |
5.0 |
MZ2LX6S13-100□# |
250 |
500 |
160 |
2.2 |
10 |
160 |
13.5 |
17.0 |
5.0 |
MZ2LX6S17-6R0□# |
400 |
800 |
160 |
4.1 |
6 |
160 |
17.5 |
21.0 |
5.0 |
MZ2LX6S22-3R7□# |
525 |
1050 |
160 |
7 |
3.7 |
160 |
22.0 |
25.5 |
5.0 |
Leaded disks, coated, Vmax 265V
Order Number |
Non-Operating Current |
Trip Current |
Max. Voltage |
Max. Current |
Resistance At 25℃ |
Curie Temp. |
Dimensions(mm) |
IN(mA) |
IT(mA) |
(V) |
(A) |
R25 (Ω) |
TC(℃) |
D |
H |
T |
MZ2LX4S05-302□# |
11 |
17 |
265 |
0.08 |
3000 |
140 |
5.0 |
8.5 |
5.5 |
MZ2LP8S04-151□# |
15 |
40 |
265 |
0.2 |
150 |
80 |
4.0 |
7.5 |
5.0 |
MZ2LX2S04-151□# |
30 |
60 |
265 |
0.2 |
150 |
120 |
4.0 |
7.5 |
5.0 |
MZ2LP8S06-700□# |
30 |
70 |
265 |
0.4 |
70 |
80 |
6.5 |
10.0 |
5.0 |
MZ2LX2S06-121□# |
47 |
75 |
265 |
0.4 |
120 |
120 |
6.5 |
10.0 |
5.0 |
MZ2LX3S04-161□# |
55 |
90 |
265 |
0.2 |
160 |
130 |
4.0 |
7.5 |
5.0 |
MZ2LX2S06-700□# |
55 |
110 |
265 |
0.4 |
70 |
120 |
6.5 |
10.0 |
5.0 |
MZ2LX2S09-650□# |
55 |
110 |
265 |
1 |
65 |
120 |
9.0 |
12.5 |
5.0 |
MZ2LX2S09-550□# |
60 |
125 |
265 |
1 |
55 |
120 |
9.0 |
12.5 |
5.0 |
MZ2LP8S09-250□# |
60 |
130 |
265 |
1 |
25 |
80 |
9.0 |
12.5 |
5.0 |
MZ2LX2S06-820□# |
75 |
125 |
265 |
0.5 |
82 |
120 |
6.5 |
10.0 |
5.0 |
MZ2LX2S09-350□# |
80 |
160 |
265 |
1 |
35 |
120 |
9.0 |
12.5 |
5.0 |
MZ2LP8S11-150□# |
90 |
180 |
265 |
1.5 |
15 |
80 |
11.0 |
14.5 |
5.0 |
MZ2LX3S06-500□# |
100 |
150 |
265 |
0.4 |
50 |
130 |
6.5 |
10.0 |
5.0 |
MZ2LX2S09-250□# |
100 |
200 |
265 |
1 |
25 |
120 |
9.0 |
12.5 |
5.0 |
MZ2LP8S13-100□# |
110 |
230 |
265 |
2.2 |
10 |
80 |
13.5 |
17.0 |
5.0 |
MZ2LX2S10-390□# |
130 |
210 |
265 |
1.2 |
39 |
120 |
10.0 |
13.5 |
5.0 |
MZ2LX2S11-150□# |
140 |
280 |
265 |
1.5 |
15 |
120 |
11.0 |
14.5 |
5.0 |
MZ2LP8S17-6R0□# |
170 |
350 |
265 |
4.1 |
6 |
80 |
17.5 |
21.5 |
5.0 |
MZ2LX3S11-130□# |
200 |
320 |
265 |
1.5 |
13 |
130 |
11.0 |
14.5 |
5.0 |
MZ2LX2S13-100□# |
200 |
400 |
265 |
2.2 |
10 |
120 |
13.5 |
17.0 |
5.0 |
MZ2LX3S13-9R0□# |
330 |
500 |
265 |
2.2 |
9 |
130 |
13.5 |
17.0 |
5.0 |
MZ2LX2S17-6R0□# |
330 |
660 |
265 |
4.1 |
6 |
120 |
17.5 |
21.5 |
5.0 |
MZ2LX3S17-5R0□# |
450 |
680 |
265 |
4.1 |
5 |
130 |
17.5 |
21.5 |
5.0 |
MZ2LX2S22-3R7□# |
460 |
920 |
265 |
7 |
3.7 |
120 |
22.0 |
26.0 |
5.0 |
MZ2LX3S22-3R5□# |
650 |
980 |
265 |
7 |
3.5 |
130 |
22.0 |
26.0 |
5.0 |
MZ2LX4S20-2R8□# |
700 |
1050 |
265 |
5.5 |
2.8 |
140 |
20.5 |
26.0 |
5.5 |
MZ2LX4S20-2R1□# |
800 |
1200 |
265 |
5.5 |
2.1 |
140 |
20.5 |
26.0 |
5.5 |
Leaded disks, coated, Vmax 420-1000V
Order Number |
Non-Operating Current |
Trip Current |
Max. Voltage |
Max. Current |
Resistance At 25℃ |
Curie Temp. |
Dimensions(mm) |
IN(mA) |
IT(mA) |
(V) |
(A) |
R25 (Ω) |
TC(℃) |
D |
H |
T |
MZ2LX2S06-601□# |
21 |
39 |
420 |
0.2 |
600 |
120 |
6.5 |
10.0 |
5.0 |
MZ2LX1S06-152□# |
12 |
24 |
550 |
0.1 |
1500 |
115 |
6.5 |
10.0 |
5.0 |
MZ2LX1S06-122□# |
15 |
30 |
550 |
0.1 |
1200 |
115 |
6.5 |
10.0 |
5.0 |
MZ2LX0S05-162□# |
10 |
20 |
600 |
0.5 |
1600 |
100 |
5.0 |
10.0 |
4.5 |
MZ2LX0S10-400□# |
10 |
50 |
600 |
0.5 |
400 |
100 |
10.0 |
15.0 |
6..5 |
MZ2LX0S07-102□# |
10 |
25 |
1000 |
0.5 |
1000 |
100 |
7.0 |
12.0 |
5.0 |
Note:
1.□ is the resistance tolerance M:±20% X:±25% N:±30% S: Special
2. # is the internal control code
3.The F value can be selected for 5mm, 7.5mm, 10mm
4.The L value canbe selected for 3mm, 20mm, 25mm, 35mm
5.The d value can be selected for 0.6mm, 0.8mm, 1.0mm
6.Other type are available on request〃


