DC/DC Converters - Through Hole dc-dc, isolated, 2 W, 4.5 5.5 Vdc input, +/-12 Vdc, 0.084 A, dual regulated output, SIP
PTM2-5-D12-S
CUI Inc.
1:
₱1,345.02
24 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-PTM2-5-D12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc, isolated, 2 W, 4.5 5.5 Vdc input, +/-12 Vdc, 0.084 A, dual regulated output, SIP
24 May Stock
1
₱1,345.02
5
₱1,295.14
10
₱1,273.68
24
₱1,246.42
48
Tingnan
48
₱1,225.54
120
₱1,205.82
264
₱1,180.30
504
₱1,161.16
1,008
Quote
Bumili
Min.: 1
Mult.: 1
Isolated
2 Output
2 W
5 V
4.5 V
5.5 V
12 V
84 mA
- 12 V
84 mA
6 kV
SIP-5
19.65 mm (0.774 in)
7.05 mm (0.278 in)
11.5 mm (0.453 in)
Industrial
PTM2-S
DC/DC Converters - Through Hole 2 W, 10.8-13.2 Vdc input, 15/-4 Vdc, 120/-120 mA, dual unregulated output, SIP
VQA2-12-D1504-S
CUI Inc.
1:
₱706.44
74 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-VQA2-12-D1504-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole 2 W, 10.8-13.2 Vdc input, 15/-4 Vdc, 120/-120 mA, dual unregulated output, SIP
74 May Stock
1
₱706.44
5
₱680.34
10
₱669.32
25
₱654.82
50
Tingnan
50
₱644.38
100
₱633.94
250
₱620.60
500
₱610.16
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
12 VDC
10.8 VDC
13.2 VDC
15 V
120 mA
- 4 VDC
120 mA
7 kV
19.65 mm (0.774 in)
7.05 mm (0.278 in)
10.2 mm (0.402 in)
Industrial
VQA2
DC/DC Converters - Through Hole 60W 14-160Vin 24Vout 2.5A Neg
RP60Q-11024SRUWB/N
RECOM Power
1:
₱13,455.42
2 May Stock
2 Inoorder
Bagong Produkto
# ng Piyesa ng Mouser
919-RP60Q11024SRUWBN
Bagong Produkto
RECOM Power
DC/DC Converters - Through Hole 60W 14-160Vin 24Vout 2.5A Neg
2 May Stock
2 Inoorder
1
₱13,455.42
6
₱10,786.84
10
₱10,422.60
26
₱10,416.22
50
Tingnan
50
₱10,285.14
100
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
60 W
110 V
14 V
160 V
24 V
2.5 A
3 kV
1/4 Brick
57.9 mm (2.28 in)
36.8 mm (1.449 in)
12.7 mm (0.5 in)
Industrial
RP60Q-RUW
DC/DC Converters - Through Hole 50W DC/DC Converter isolated, regulated in a PCB Mount Metal Case
TEN 50-2411WI
TRACO Power
1:
₱6,040.70
314 May Stock
# ng Piyesa ng Mouser
495-TEN50-2411WI
TRACO Power
DC/DC Converters - Through Hole 50W DC/DC Converter isolated, regulated in a PCB Mount Metal Case
314 May Stock
1
₱6,040.70
10
₱5,456.06
20
₱5,338.90
50
₱5,251.32
100
Tingnan
100
₱5,165.48
200
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
50 W
24 V
9 V
36 V
5 V
10 A
1.5 kV
DIP-6
50.8 mm (2 in)
25.4 mm (1 in)
11 mm (0.433 in)
Industrial
TEN 50WI
DC/DC Converters - Through Hole 25W DC/DC Converter isolated, regulated in a PCB Mount Metal Case
THL 25-2411WI
TRACO Power
1:
₱3,944.00
309 May Stock
20 Inoorder
# ng Piyesa ng Mouser
495-THL25-2411WI
TRACO Power
DC/DC Converters - Through Hole 25W DC/DC Converter isolated, regulated in a PCB Mount Metal Case
309 May Stock
20 Inoorder
1
₱3,944.00
10
₱3,459.12
20
₱3,184.78
50
₱2,964.96
100
Tingnan
100
₱2,919.14
200
₱2,892.46
500
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
25 W
24 V
9 V
36 V
5 V
5 A
1.5 kV
DIP-6
25.4 mm (1 in)
25.4 mm (1 in)
10.16 mm (0.4 in)
Industrial
THL 25WI
DC/DC Converters - Through Hole 1.2 to 5.5V 10A 12V Input WideAdj Module
PTH12060WAH
Texas Instruments
1:
₱1,589.20
647 May Stock
# ng Piyesa ng Mouser
595-PTH12060WAH
Texas Instruments
DC/DC Converters - Through Hole 1.2 to 5.5V 10A 12V Input WideAdj Module
647 May Stock
1
₱1,589.20
5
₱1,529.46
10
₱1,505.10
25
₱1,461.60
36
Tingnan
36
₱1,437.24
108
₱1,421.58
252
₱1,394.32
504
₱1,247.58
972
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Non-Isolated
1 Output
12 V
10.8 V
13.2 V
1.2 V to 5.5 V
10 A
Module
25.3 mm (0.996 in)
15.75 mm (0.62 in)
9.6 mm (0.378 in)
Industrial
PTH12060W
DC/DC Converters - Through Hole DC-DC, PCB Mount, Input 12/24VDC, Output 12V 3.333A, 40W
360°
+3 image
PXD40-24WS12
TDK-Lambda
1:
₱4,665.52
42 May Stock
# ng Piyesa ng Mouser
967-PXD40-24WS12
TDK-Lambda
DC/DC Converters - Through Hole DC-DC, PCB Mount, Input 12/24VDC, Output 12V 3.333A, 40W
42 May Stock
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
40 W
9 V
36 V
12 V
3.3 A
50.8 mm (2 in)
25.4 mm (1 in)
10.2 mm (0.402 in)
Industrial
PXD40W
DC/DC Converters - Through Hole 30W 9-36Vin +/-15V 1A 1X1 Metal Case Regulated
THL 30-2423WI
TRACO Power
1:
₱3,235.24
61 May Stock
# ng Piyesa ng Mouser
495-THL30-2423WI
TRACO Power
DC/DC Converters - Through Hole 30W 9-36Vin +/-15V 1A 1X1 Metal Case Regulated
61 May Stock
1
₱3,235.24
10
₱3,167.96
100
₱3,144.76
200
₱3,034.56
1,000
Tingnan
1,000
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
2 Output
30 W
24 V
9 V
36 V
15 V
1 A
15 V
1 A
1.5 kV
25.4 mm (1 in)
25.4 mm (1 in)
10.2 mm (0.402 in)
Industrial
THL 30WI
DC/DC Converters - Through Hole 15W DC/DC Converter isolated, regulated in a PCB Mount Metal Case
TEL 15-2413N
TRACO Power
1:
₱1,871.66
60 May Stock
# ng Piyesa ng Mouser
495-TEL15-2413N
TRACO Power
DC/DC Converters - Through Hole 15W DC/DC Converter isolated, regulated in a PCB Mount Metal Case
60 May Stock
1
₱1,871.66
10
₱1,850.78
20
₱1,797.42
50
₱1,781.76
100
Tingnan
100
₱1,752.76
200
₱1,715.06
500
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
15 W
24 V
18 V
36 V
15 V
1 A
1.5 kV
DIP-16
23.8 mm (0.937 in)
13.7 mm (0.539 in)
10.2 mm (0.402 in)
Industrial
TEL 15N
DC/DC Converters - Through Hole dc-dc isolated, 30 W, 150 1500 Vdc input, 15 V, 2 A, single regulated output, DIP
AE30C-UW-S15
CUI Inc.
1:
₱3,959.66
11 May Stock
12 Inoorder
Bagong Produkto
# ng Piyesa ng Mouser
490-AE30C-UW-S15
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 30 W, 150 1500 Vdc input, 15 V, 2 A, single regulated output, DIP
11 May Stock
12 Inoorder
1
₱3,959.66
5
₱3,812.34
10
₱3,754.92
18
₱3,669.66
54
Tingnan
54
₱3,609.92
108
₱3,551.92
252
Quote
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
30 W
800 VDC
150 VDC
1.5 kVDC
15 V
2 A
5.6 kV
89 mm (3.504 in)
63.5 mm (2.5 in)
25 mm (0.984 in)
AE30C-UW
DC/DC Converters - Through Hole dc-dc isolated, 45 W, 150 1500 Vdc input, 15 V, 3 A, single regulated output, DIP
AE45C-UW-S15
CUI Inc.
1:
₱4,563.44
12 May Stock
12 Inoorder
Bagong Produkto
# ng Piyesa ng Mouser
490-AE45C-UW-S15
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 45 W, 150 1500 Vdc input, 15 V, 3 A, single regulated output, DIP
12 May Stock
12 Inoorder
1
₱4,563.44
5
₱4,393.50
10
₱4,335.50
18
₱4,229.36
54
Tingnan
54
₱4,160.34
108
₱4,093.06
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
1 Output
45 W
800 VDC
150 VDC
1.5 kVDC
15 V
3 A
5.6 kV
89 mm (3.504 in)
63.5 mm (2.5 in)
25 mm (0.984 in)
AE45C-UW
DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, +/-12 Vdc, +/-0.125 A, dual regulated output, SIP
DQQ3-24-D12-S
CUI Inc.
1:
₱1,182.04
20 May Stock
70 Inoorder
Bagong Produkto
# ng Piyesa ng Mouser
490-DQQ3-24-D12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, +/-12 Vdc, +/-0.125 A, dual regulated output, SIP
20 May Stock
70 Inoorder
1
₱1,182.04
5
₱1,138.54
10
₱1,119.98
28
₱1,096.20
56
Tingnan
56
₱1,078.22
112
₱1,060.82
252
₱1,037.62
504
₱1,020.80
Bumili
Min.: 1
Mult.: 1
Isolated
2 Output
3 W
24 V
9 V
36 V
12 V
125 mA
- 12 V
125 mA
SIP-7
21.8 mm (0.858 in)
9.2 mm (0.362 in)
11.1 mm (0.437 in)
DQQ3-S
DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 15 Vdc, 0.2 A, single regulated output, SIP
DQQ3-24-S15-S
CUI Inc.
1:
₱1,171.02
26 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DQQ3-24-S15-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 9 36 Vdc input, 15 Vdc, 0.2 A, single regulated output, SIP
26 May Stock
1
₱1,171.02
5
₱1,127.52
10
₱1,109.54
28
₱1,085.76
56
Tingnan
56
₱1,067.78
112
₱1,050.38
252
₱1,028.34
504
₱1,011.52
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
3 W
24 V
9 V
36 V
15 V
200 mA
SIP-7
21.8 mm (0.858 in)
9.2 mm (0.362 in)
11.1 mm (0.437 in)
DQQ3-S
DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 12 Vdc, 0.25 A, single regulated output, SIP
DQQ3-48-S12-S
CUI Inc.
1:
₱1,171.02
57 May Stock
62 Inoorder
Bagong Produkto
# ng Piyesa ng Mouser
490-DQQ3-48-S12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc, isolated, 3 W, 18 75 Vdc input, 12 Vdc, 0.25 A, single regulated output, SIP
57 May Stock
62 Inoorder
1
₱1,171.02
5
₱1,127.52
10
₱1,109.54
28
₱1,085.76
56
Tingnan
56
₱1,067.78
112
₱1,050.38
252
₱1,028.34
504
₱1,011.52
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
3 W
48 V
18 V
75 V
12 V
250 mA
SIP-7
21.8 mm (0.858 in)
9.2 mm (0.362 in)
11.1 mm (0.437 in)
DQQ3-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 10.8 13.2 Vdc input, +/-3.3 Vdc, +/-0.152 A, single regulated output, SIP
DRM1-12-D3-S
CUI Inc.
1:
₱502.86
40 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRM1-12-D3-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 10.8 13.2 Vdc input, +/-3.3 Vdc, +/-0.152 A, single regulated output, SIP
40 May Stock
1
₱502.86
25
₱426.88
500
₱424.56
1,000
₱419.92
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
12 V
10.8 V
13.2 V
3.3 V
152 mA
3 kV
19.65 mm (0.774 in)
10.2 mm (0.402 in)
6 mm (0.236 in)
Industrial
DRM1-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 21.6 26.4 Vdc input, +/-12 Vdc, +/-0.042 A, single regulated output, SIP
DRM1-24-D12-S
CUI Inc.
1:
₱502.28
70 May Stock
50 Inoorder
Bagong Produkto
# ng Piyesa ng Mouser
490-DRM1-24-D12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 21.6 26.4 Vdc input, +/-12 Vdc, +/-0.042 A, single regulated output, SIP
70 May Stock
50 Inoorder
1
₱502.28
5
₱494.74
10
₱487.78
25
₱463.42
50
Tingnan
50
₱455.88
100
₱448.34
250
₱437.90
500
₱431.52
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
24 V
21.6 V
26.4 V
12 V
42 mA
3 kV
19.65 mm (0.774 in)
10.2 mm (0.402 in)
6 mm (0.236 in)
Industrial
DRM1-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 21.6 26.4 Vdc input, +/-5 Vdc, +/-0.1 A, single regulated output, SIP
DRM1-24-D5-S
CUI Inc.
1:
₱502.28
45 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRM1-24-D5-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 21.6 26.4 Vdc input, +/-5 Vdc, +/-0.1 A, single regulated output, SIP
45 May Stock
1
₱502.28
5
₱494.74
10
₱487.78
25
₱463.42
50
Tingnan
50
₱455.88
100
₱448.34
250
₱437.90
500
₱431.52
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
24 V
21.6 V
26.4 V
5 V
100 mA
3 kV
19.65 mm (0.774 in)
10.2 mm (0.402 in)
6 mm (0.236 in)
Industrial
DRM1-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, +/-12 Vdc, +/-0.042 A, single regulated output, SIP
DRM1-5-D12-S
CUI Inc.
1:
₱502.28
45 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRM1-5-D12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, +/-12 Vdc, +/-0.042 A, single regulated output, SIP
45 May Stock
1
₱502.28
5
₱494.74
10
₱487.78
25
₱463.42
50
Tingnan
50
₱455.88
100
₱448.34
250
₱437.90
500
₱431.52
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
5 V
4.5 V
5.5 V
12 V
42 mA
3 kV
19.65 mm (0.774 in)
10.2 mm (0.402 in)
6 mm (0.236 in)
Industrial
DRM1-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, 3.3 Vdc, 0.303 A, single regulated output, SIP
DRM1-5-S3-S
CUI Inc.
1:
₱456.46
121 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRM1-5-S3-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, 3.3 Vdc, 0.303 A, single regulated output, SIP
121 May Stock
1
₱456.46
25
₱387.44
500
₱385.12
1,000
₱381.06
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
5 V
4.5 V
5.5 V
3.3 V
303 mA
3 kV
19.65 mm (0.774 in)
10.2 mm (0.402 in)
6 mm (0.236 in)
Industrial
DRM1-S
DC/DC Converters - Through Hole 24VDC, 2W Isolated Output DC-DC Converter
DRM2-24-D12-S
CUI Inc.
1:
₱603.78
50 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRM2-24-D12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole 24VDC, 2W Isolated Output DC-DC Converter
50 May Stock
1
₱603.78
5
₱581.16
10
₱571.88
25
₱559.70
50
Tingnan
50
₱550.42
100
₱541.14
250
₱529.54
500
₱521.42
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
2 W
24 V
21.6 V
26.4 V
12 V
84 mA
3 kV
SIP-4
19.65 mm (0.774 in)
7.05 mm (0.278 in)
10.2 mm (0.402 in)
Industrial
DRM2-S
DC/DC Converters - Through Hole dc-dc isolated, 10W, 9-36 Vdc input, +/-5 Vdc, +/-1 A, dual regulated output, SIP
DRQ10-24-D5-S
CUI Inc.
1:
₱1,784.66
15 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRQ10-24-D5-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 10W, 9-36 Vdc input, +/-5 Vdc, +/-1 A, dual regulated output, SIP
15 May Stock
1
₱1,784.66
5
₱1,717.96
10
₱1,690.12
28
₱1,661.12
56
Tingnan
56
₱1,626.90
112
₱1,600.80
252
₱1,566.00
Bumili
Min.: 1
Mult.: 1
Mga detalye
Isolated
2 Output
10 W
24 V
9 V
36 V
5 V
1 A
- 5 V
1 A
3 kV
SIP-6
22 mm (0.866 in)
9.5 mm (0.374 in)
12 mm (0.472 in)
Industrial
DRQ10-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, 12 Vdc, 0.084 A, single regulated output, SIP
DRS1-5-S12-S
CUI Inc.
1:
₱407.16
48 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRS1-5-S12-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, 12 Vdc, 0.084 A, single regulated output, SIP
48 May Stock
1
₱407.16
5
₱400.78
10
₱394.98
25
₱377.00
41
Tingnan
41
₱371.20
82
₱364.82
287
₱356.70
533
₱351.48
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
5 V
4.5 V
5.5 V
12 V
84 mA
2 kV
11.6 mm (0.457 in)
6 mm (0.236 in)
10.2 mm (0.402 in)
Industrial
DRS1
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, 15 Vdc, 0.067 A, single regulated output, SIP
DRS1-5-S15-S
CUI Inc.
1:
₱407.16
57 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DRS1-5-S15-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 4.5 5.5 Vdc input, 15 Vdc, 0.067 A, single regulated output, SIP
57 May Stock
1
₱407.16
5
₱400.78
10
₱394.98
25
₱377.00
41
Tingnan
41
₱371.20
82
₱364.82
287
₱356.70
533
₱351.48
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
5 V
4.5 V
5.5 V
15 V
67 mA
2 kV
11.6 mm (0.457 in)
6 mm (0.236 in)
10.2 mm (0.402 in)
Industrial
DRS1
DC/DC Converters - Through Hole dc-dc isolated, 1W, 10.8 13.2 Vdc input, +/-3.3 Vdc, +/-0.152 A, single regulated output, SIP
DSM1-12-D3-S
CUI Inc.
1:
₱531.28
50 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DSM1-12-D3-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 10.8 13.2 Vdc input, +/-3.3 Vdc, +/-0.152 A, single regulated output, SIP
50 May Stock
1
₱531.28
5
₱511.56
10
₱503.44
25
₱492.42
50
Tingnan
50
₱484.88
100
₱476.76
250
₱466.32
500
₱458.78
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
12 V
10.8 V
13.2 V
3.3 V
152 mA
4 kV
19.65 mm (0.774 in)
7.05 mm (0.278 in)
10.2 mm (0.402 in)
Industrial
DSM1-S
DC/DC Converters - Through Hole dc-dc isolated, 1W, 10.8 13.2 Vdc input, 15 Vdc, 0.067 A, single regulated output, SIP
DSM1-12-S15-S
CUI Inc.
1:
₱507.50
50 May Stock
Bagong Produkto
# ng Piyesa ng Mouser
490-DSM1-12-S15-S
Bagong Produkto
CUI Inc.
DC/DC Converters - Through Hole dc-dc isolated, 1W, 10.8 13.2 Vdc input, 15 Vdc, 0.067 A, single regulated output, SIP
50 May Stock
1
₱507.50
5
₱499.96
10
₱492.42
25
₱468.06
50
Tingnan
50
₱460.52
100
₱452.98
250
₱442.54
500
₱436.16
Bumili
Min.: 1
Mult.: 1
Isolated
1 Output
1 W
12 V
10.8 V
13.2 V
15 V
67 mA
4 kV
19.65 mm (0.774 in)
7.05 mm (0.278 in)
10.2 mm (0.402 in)
Industrial
DSM1-S