COS
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COS

Wavelength 445nm~4587nm
Detail

COS (Chip on Submount) laser devices are semiconductor laser chips mounted on high-performance submounts to provide improved thermal management, easier integration, and enhanced reliability. They are the most widely adopted chip packaging format in mainland China, with significantly higher industry adoption than C-mount, T-mount, and similar package types.


Our COS products are available in wavelengths ranging from 445 nm to 4587 nm, covering a wide range of power and application requirements. Unless otherwise specified as DFB, all products listed below are FP laser devices.


Browse the COS products below and select the products that match your requirements. Contact us by email to receive detailed datasheets, pricing, and technical support.



No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
1
TL-445-C45310
445nm COS
45
4.5
3.5
4.3
MM
2
TL-450-B10310
450nm COS
 
0.1
0.1
6.0
SM
3
TL-450-C15310
450nm COS
 
1.5
 
 
MM
4
TL-450-C55310-4030
450nm COS
 
5.5
 
4.2
MM, HS Size 4*3*0.325
5
TL-450-C55310-4030wo
450nm COS
 
5.5
 
4.2
MM, HS Size 4*3*0.325, wo wire
6
TL-450-C55310-1215
450nm COS
 
5.5
 
4.2
MM, HS Size 1.2*1.5*0.25
7
TL-450-C55310-0813
450nm COS
 
5.5
 
4.2
MM, HS Size 0.8*1.3*0.23
8
TL-520-C09310
520nm COS
 
0.9
1.6
5.3
MM
9
TL-638-B50310
638nm COS
20
0.5
0.55
2.2
MM
10
TL-638-001310
638nm COS
110
1
1.5
2.1
MM
11
TL-638-C21310
638nm COS
75*2
2.1
2.6
2.1
MM
12
TL-640-001310
640nm COS
110
1
1.5
2.25
MM
13
TL-640-002310
640nm COS
150
2
3
2.2
MM
14
TL-641-C25310
641nm COS
75*2
2.5
2.7
2.1
MM
15
TL-645-C12310
645nm COS
 
1.2
1.4
2.4
MM
16
TL-650-B50310
650nm COS
55
0.5
0.7
2.1
MM
17
TL-660-C12310
660nm COS
110
1.2
1.5
<2
MM
18
TL-660-002310
660nm COS
110
2
2.1
2.06
MM
19
TL-665-002310
665nm COS
110
2
2.1
2.1
MM
20
TL-690-002310
690nm COS
110
2
1.8
2.2
MM
21
TL-755-008310
755nm COS
190
8
 
 
MM
22
TL-755-010310
755nm COS
190
10
 
 
MM
23
TL-755-015310
755nm COS
340
15
 
 
MM
24
TL-755-018310
755nm COS
400
18
 
 
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
25
TL-755-020310
755nm COS
390
20
20
1.72
MM
26
TL-760-003310
760nm COS
100
3
 
 
MM
27
TL-760-006310
760nm COS
190
6
 
 
MM
28
TL-760-009310
760nm COS
230
12
 
 
MM
29
TL-760-015310
760nm COS
290
15
 
 
MM
30
TL-760-020310
760nm COS
400
20
 
 
MM
31
TL-760-022310
760nm COS
500
22
 
 
MM
32
TL-760-025310
760nm COS
500
25
25
1.77
MM
33
TL-765-008310
765nm COS
190
8
 
 
MM
34
TL-780-005310
780nm COS
96
5
5
1.8
MM
35
TL-780-006310
780nm COS
150
6
6
1.8
MM
36
TL-780-007310
780nm COS
190
7
 
 
MM
37
TL-780-010310
780nm COS
190
10
 
 
MM
38
TL-780-012310
780nm COS
230
12
 
 
MM
39
TL-780-015310
780nm COS
290
15
 
 
MM
40
TL-780-020310
780nm COS
400
20
 
 
MM
41
TL-780-022310
780nm COS
500
22
 
 
MM
42
TL-785-002310
785nm COS
100
2
 
 
MM
43
TL-785-010310
785nm COS
190
10
 
 
MM
44
TL-790-010310
790nm COS
190
10
9.25
1.75
MM
45
TL-790-020310
790nm COS
330
20
20
1.6
MM
46
TL-792-006310
792nm COS
100
6
 
 
MM
47
TL-792-008310
792nm COS
100
8
 
 
MM
48
TL-793-010310
792/793nm COS
190
10
10
1.85
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
49
TL-792-012310
792nm COS
190
12
 
 
MM
50
TL-793-015310
792/793nm COS
220
15
15
1.9
MM
51
TL-792-018310
792nm COS
290
18
 
 
MM
52
TL-793-020310
792/793nm COS
320
20
 
 
MM
53
TL-793-022310
793nm COS
320
22
22
1.85
MM
54
TL-792-025310
792nm COS
400
25
 
 
MM
55
TL-792-030310
792nm COS
500
30
 
 
MM
56
TL-808-B30310
808nm COS
40
0.3
0.3
1.8
MM
57
TL-808-B50310
808nm COS
 
0.5
 
 
 
58
TL-808-001310
808nm COS
44
1
 
 
MM
59
TL-808-002310
808nm COS
68
2
 
 
MM
60
TL-808-003310☆
808nm COS
90
3
 
 
MM
61
TL-808-006310☆
808nm COS
90
6
 
 
MM
62
TL-808-010310☆
808nm COS
190
10.5
10
1.85
MM
63
TL-808-015310☆
808nm COS
220
15.5
15
1.9
MM
64
TL-808-018310☆
808nm COS
250
18
 
 
MM
65
TL-808-022310☆
808nm COS
320
22
22
1.85
MM
66
TL-808-025310☆
808nm COS
400
25
25
1.85
MM
67
TL-808-028310☆
808nm COS
490
28
28
1.85
MM
68
TL-808-035310
808nm COS
650
35
 
 
QCW
69
TL-830-001310
830nm COS
44
1
 
 
MM
70
TL-830-002310
830nm COS
40
2
2
1.9
MM
71
TL-830-C25310
830nm COS
50
2.5
 
 
MM
72
TL-850-B30310
850nm COS
3
0.3
0.38
1.78
SM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
73
TL-850-B60310
850nm COS
3
0.6
0.7
1.8
SM
74
TL-878-005310
878nm COS
95
5
6
1.85
MM
75
TL-878-010310
878nm COS
190
10
10
1.85
MM
76
TL-878-015310
878nm COS
190
15
 
 
MM
77
TL-878-018310
878nm COS
220
18
 
 
MM
78
TL-878-020310
878nm COS
230
20
 
 
MM
79
TL-878-022310
878nm COS
250
22
 
 
MM
80
TL-878-025310
878nm COS
250
25
25
1.85
MM
81
TL-880-010310
880nm COS
350
10
10
1.73
MM
82
TL-880-012310
880nm COS
160
12
 
 
MM
83
TL-880-015310
880nm COS
190
15
15
1.72
MM
84
TL-880-018310
880nm COS
190
18
 
 
MM
85
TL-880-020310
880nm COS
250
20
 
 
MM
86
TL-880-022310
880nm COS
230
22
 
 
MM
87
TL-888-015310
888nm COS
190
15
 
 
MM
88
TL-888-018310
888nm COS
220
18
 
 
MM
89
TL-888-020310
888nm COS
250
20
 
 
MM
90
TL-888-022310
888nm COS
250
22
 
 
MM
91
TL-895-001310
895nm COS
 
1
 
 
 
92
TL-915-B50310
915nm COS
28
0.5
 
 
MM
93
TL-915-012310
915nm COS
90
12
12
1.8
MM
94
TL-915-013310
915nm COS
120
13
12
1.65
MM
95
TL-915-015310
915nm COS
190
15
 
 
MM
96
TL-915-018310
915nm COS
190
18
 
 
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
97
TL-915-020310
915nm COS
150
20
 
 
MM
98
TL-915-025310
915nm COS
190
25
25
1.75
MM
99
TL-915-030310
915nm COS
220
30
30
1.68
MM
100
TL-915-035310
915nm COS
290
35
 
 
MM
101
TL-915-040310
915nm COS
290
40
 
 
MM
102
TL-915-045310
915nm COS
320
45
45
1.72
MM
103
TL-915-050310
915nm COS
330
50
50
1.65
MM
104
TL-915-055310
915nm COS
400
55
56
1.65
MM
105
TL-915-065310
915nm COS
500
65
65
1.65
MM
106
TL-940-001310
940nm COS
44
1
 
 
MM
107
TL-940-005310
940nm COS
190
5
5
1.6
MM
108
TL-940-010310
940nm COS
96
10
10
1.7
MM
109
TL-940-012310
940nm COS
90
12
 
 
MM
110
TL-940-015310
940nm COS
190
15
15
1.7
MM
111
TL-940-018310
940nm COS
150
18
 
 
MM
112
TL-940-025310
940nm COS
230
25
 
 
MM
113
TL-940-045310
940nm COS
320
45
45
1.71
MM
114
TL-945-015310
945nm COS
100
15
13.5
1.67
MM
115
TL-945-022310
945nm COS
160
22
 
 
MM
116
TL-945-025310
945nm COS
190
25
 
 
MM
117
TL-945-028310
945nm COS
230
28
 
 
MM
118
TL-945-035310
945nm COS
230
35
 
 
MM
119
TL-945-045310
945nm COS
320
45
 
 
MM
120
TL-976-B50310
976nm COS
28
0.5
 
 
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
121
TL-976-B75310
976nm COS
5
0.75
 
 
SM
122
TL-976-012310
976nm COS
90
12
12
1.55
MM
123
TL-976-013310
976nm COS
120
13
12
1.55
MM
124
TL-976-015310
976nm COS
130
15
 
 
MM
125
TL-976-018310
976nm COS
150
18
18
1.6
MM
126
TL-976-020310
976nm COS
150
20
 
 
MM
127
TL-976-022310
976nm COS
190
22
22
1.7
MM
128
TL-976-030310
976nm COS
230
30
28
1.6
MM
129
TL-976-035310
976nm COS
230
35
35
1.58
MM
130
TL-976-042310
976nm COS
290
42
45
1.55
MM
131
TL-976-045310
976nm COS
320
45
45
1.65
MM
132
TL-976-047310
976nm COS
330
47
50
1.55
MM
133
TL-976-055310
976nm COS
400
55
 
 
MM
134
TL-976-065310
976nm COS
500
65
 
 
MM
135
TL-980-B30310
980nm COS
3
0.3
0.4
1.85
SM
136
TL-980-B60310
980nm COS
3
0.6
0.75
1.85
SM
137
TL-1060-010310
1060nm COS
190
10
 
 
MM
138
TL-1060-020310
1060nm COS
320
20
 
 
MM
139
TL-1064-B30310
1064nm COS
3
0.3
0.41
1.65
SM
140
TL-1064-B60310
1064nm COS
3
0.6
0.9
1.75
SM
141
TL-1064-B80310
1064nm COS
3.5
0.8
1.0
0.42
SM
142
TL-1064-002310
1064nm COS
40
2
 
 
MM
143
TL-1064-003310
1064nm COS
150
3
3
1.4
MM
144
TL-1064-005310
1064nm COS
190
5
5
1.6
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
145
TL-1064-010311
1064nm COS
350
10
12.5
1.65
MM
146
TL-1064-012310
1064nm COS
190
12
15
1.65
MM
147
TL-1064-015310
1064nm COS
190
15
15
1.5
MM
148
TL-1064-018310
1064nm COS
230
18
 
 
MM
149
TL-1064-020310
1064nm COS
230
20
20
1.5
MM
150
TL-1064-025310
1064nm COS
340
25
 
 
MM
151
TL-1210-004310
1210nm COS
95
4
8
1.7
MM
152
TL-1210-006310
1210nm COS
190
6
 
 
MM
153
TL-1260-B10310
1260nm COS
3
0.1~0.2
 
 
SM
154
TL-1260-004310
1260nm COS
95
4
 
 
MM
155
TL-1260-006310
1260nm COS
190
6
 
 
MM
156
TL-1270-003310
1270nm COS
200
3
9
1.8
MM
157
TL-1310-003310
1310nm COS
95
3
9
1.4
MM
158
TL-1310-C45310
1310nm COS
140
4.5
 
 
MM
159
TL-1310-006310
1310nm COS
190
6
14
1.3
MM
160
TL-1320-B10310
1320nm COS
3
0.1~0.2
 
 
SM
161
TL-1440-C55310
1440nm COS
190
5.5
 
 
MM
162
TL-1440-007310
1440nm COS
190
7
 
 
MM
163
TL-1470-002310
1470nm COS
96
2
5
1.8
MM
164
TL-1470-B10310
1470nm COS
3
0.1~0.2
 
 
SM
165
TL-1470-C15310
1470nm COS
96
1.5
4
1.5
MM
166
TL-1470-C36310
1470nm COS
96
3.6
9
1.5
MM
167
TL-1470-C45310
1470nm COS
140
4.5
 
 
MM
168
TL-1470-005310
1470nm COS
96
5
15
1.4
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
169
TL-1470-C55310
1470nm COS
190
5.5
15
1.6
MM
170
TL-1470-C65310
1470nm COS
230
6.5
18
1.3
MM
171
TL-1470-007310
1470nm COS
190
7
 
 
MM
172
TL-1470-C75310
1470nm COS
260
7.5
22
1.3
MM
173
TL-1470-008310
1470nm COS
190
8
 
 
MM
174
TL-1470-009310
1470nm COS
290
9
 
 
MM
175
TL-1550-A60310
1550nm COS
 
0.06
0.2
1.47
DFB
176
TL-1550-B10310☆
1550nm COS
3
0.1~0.2
 
 
SM
177
TL-1550-003310
1550nm COS
95
3
8
1.2
MM
178
TL-1550-C36310
1550nm COS
96
3.6
9
1.45
MM
179
TL-1550-004310
1550nm COS
96
4
9
1.6
MM
180
TL-1550-005310
1550nm COS
190
5
14
1.2
MM
181
TL-1550-C55310
1550nm COS
190
5.5
15
1.45
MM
182
TL-1550-030310
1550nm COS
190
30
48
16
MM
183
TL-1550-050310
1550nm COS
190
50
55
23
QCW
184
TL-1710-003310
1710nm COS
95
3
10
1.15
MM
185
TL-1710-005310
1710nm COS
190
5
19
1.3
MM
186
TL-1725-004310
1725nm COS
190
4
14
1.27
MM
187
TL-1726-C17310
1726nm COS
94
1.7
 
 
MM
188
TL-1726-002310
1726nm COS
94
2
 
 
MM
189
TL-1726-C25310
1726nm COS
96
2.5
9
1.35
MM
190
TL-1726-C35310
1726nm COS
190
3.5
 
 
MM
191
TL-1726-004310
1726nm COS
190
4
14
1.27
MM
192
TL-1800-C25020
1800nm COS
190
2.5
 
 
MM




No.
Product Code
Description
Emitter
Width (μm)
Output
Power (W)
Operating
Current (A)
Operating
Voltage (V)
Mode
193
TL-1940-001311
1940nm COS
94
1
5
1.13
MM
194
TL-1940-001310-XS
1940nm COS
150
1
3.5
1.7
MM, GaSb-Based
195
TL-1940-C15310
1940nm COS
190
1.5
9
1.13
MM
196
TL-1940-C150310-XS
1940nm COS
200
1.5
6
1.4
MM, GaSb-Based
197
TL-1940-002310
1940nm COS
190
2
10
1.35
MM
198
TL-1940-002310-XS
1940nm COS
400
2
8
1.6
MM, GaSb-Based
199
TL-1940-C25310
1940nm COS
190
2.5
15
1.25
MM
200
TL-2000-C25310
2000nm COS
190
2.5
13
1.07
MM
201
TL-2050-C15310
2050nm COS
190
1.5
 
 
MM
202
TL-2100-B50310-XS
2100nm COS
50
0.5
2.5
1.8
MM, GaSb-Based
203
TL-4587-A15310
4587nm COS
3
0.015
0.1
7.9
QCL




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