Mornsun Switch Regulators
MORNSUN is a leading vertical industrial power supply manufacturer that specializes in magnetic isolation technology and product research and application, and manufactures high-quality products including DC/DC converters, most of which are UL, CE, CSA, CB and DoE Level VI certification.
MORNSUN non-isolated DC/DC converters of K78 series are high efficiency switching regulators. The products are featured with high efficiency, low loss, low radiation and have no heat sink requirement, which make them ideal for industrial control, instrumentation, and electric power applications.
Products below are grouped by series. Click the + to expand to see full part numbers
| Series |
Iout (mA) |
Vin (VDC) |
Vout (VDC) |
No. of Outputs |
Package |
Dimension (mm) |
Certification |
Datasheet |
Buy Now Link |
| K78_JT-500R3 |
500 |
4.75~36 |
3.3~15 |
1 |
SMD(without housing) |
12.50*13.50*3.50 |
- |
- |
- |
| K7803JT-500R3 |
500 |
4.75~36 |
3.3 |
1 |
SMD(without housing) |
12.50*13.50*3.50 |
- |
|
 |
| K7805JT-500R3 |
500 |
6.5~36 |
5 |
1 |
SMD(without housing) |
12.50*13.50*3.50 |
- |
|
|
| K7809JT-500R3 |
500 |
12~36 |
9 |
1 |
SMD(without housing) |
12.50*13.50*3.50 |
- |
|
|
| K7812JT-500R3 |
500 |
15~36 |
12 |
1 |
SMD(without housing) |
12.50*13.50*3.50 |
- |
|
|
| K7815JT-500R3 |
500 |
19~36 |
15 |
1 |
SMD(without housing) |
12.50*13.50*3.50 |
- |
|
|
| K78_W-500R3 |
500 |
4.75~36 |
3.3~15 |
1 |
Chassis |
11.50*9.00*17.50 |
CE |
- |
- |
| K7803W-500R3 |
500 |
4.75~36 |
3.3 |
1 |
Chassis |
11.50*9.00*17.50 |
CE |
|
|
| K7805W-500R3 |
500 |
6.5~36 |
5 |
1 |
Chassis |
11.50*9.00*17.50 |
CE |
|
|
| K7809W-500R3 |
500 |
12~36 |
9 |
1 |
Chassis |
11.50*9.00*17.50 |
CE |
|
|
| K7812W-500R3 |
500 |
8~36 |
12 |
1 |
Chassis |
11.50*9.00*17.50 |
CE |
|
|
| K7815W-500R3 |
500 |
8~36 |
15 |
1 |
Chassis |
11.50*9.00*17.50 |
CE |
|
|
| K78_T-500R3 |
500 |
4.75~36 |
1.5~6.5 |
1 |
|
15.24*11.40*8.25 |
- |
- |
- |
| K7801T-500R3 |
500 |
4.75~28 |
1.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K78X2T-500R3 |
500 |
4.75~28 |
1.8 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7802T-500R3 |
500 |
4.75~32 |
2.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7803T-500R3 |
500 |
4.75~36 |
3.3 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7805T-500R3 |
500 |
6.5~36 |
5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K78X6T-500R3 |
500 |
8~36 |
6.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7809T-500R3 |
500 |
12~36 |
9 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7812T-500R3 |
500 |
15~36 |
12 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7815T-500R3 |
500 |
19~36 |
15 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K78L_-500R3 |
500 |
4.75~36 |
3.3~15 |
1 |
SIP(without housing) |
10.00*7.20*11.00 |
CE|UL|CB |
- |
- |
| K78L03-500R3 |
500 |
4.75~36 |
3.3 |
1 |
SIP(without housing) |
10.00*7.20*11.00 |
CE|UL|CB |
|
|
| K78L05-500R3 |
500 |
6.5~36 |
5 |
1 |
SIP(without housing) |
10.00*7.20*11.00 |
CE|UL|CB |
|
|
| K78L12-500R3 |
500 |
15~36 |
12 |
1 |
SIP(without housing) |
10.00*7.20*11.00 |
CE|UL|CB |
|
|
| K78L15-500R3 |
500 |
19~36 |
15 |
1 |
SIP(without housing) |
10.00*7.20*11.00 |
CE|UL|CB |
|
|
| K78_-500R3 |
500 |
4.75~36 |
3.3~15 |
1 |
SIP |
11.60*7.55*10.16 |
CE|UL|CB |
- |
- |
| K7803-500R3 |
500 |
4.75~36 |
3.3 |
1 |
SIP |
11.60*7.55*10.16 |
CE|UL|CB |
|
|
| K7809-500R3 |
500 |
12~36 |
9 |
1 |
SIP |
11.60*7.55*10.16 |
CE|UL|CB |
|
|
| K7812-500R3 |
500 |
15~36 |
12 |
2 |
SIP |
11.60*7.55*10.16 |
CE|UL|CB |
|
|
| K7815-500R3 |
500 |
19~36 |
15 |
2 |
SIP |
11.60*7.55*10.16 |
CE|UL|CB |
|
|
| K7805-500R3 |
500 |
6.5~36 |
5 |
1 |
SIP |
11.60*7.55*10.16 |
CE|UL|CB |
|
|
| K78(L)04-1000R3 |
1000 |
8~36 |
4 |
1 |
SIP(without housing) |
17.50*11.50*9.00 |
- |
- |
- |
| K7804-1000R3 |
1000 |
8~36 |
4 |
1 |
SIP |
17.50*11.50*9.00 |
- |
|
|
| K78L04-1000R3 |
1000 |
8~36 |
4 |
1 |
SIP(without housing) |
17.50*11.50*7.50 |
- |
|
|
| K78_T-1000R3 |
1000 |
4.75~36 |
1.5~6.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
- |
- |
| K7801T-1000R3 |
1000 |
4.75~32 |
1.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K78X2T-1000R3 |
1000 |
4.75~32 |
1.8 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7802T-1000R3 |
1000 |
4.75~32 |
2.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7803T-1000R3 |
1000 |
6.5~36 |
3.3 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7805T-1000R3 |
1000 |
8~36 |
5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K78X6T-1000R3 |
1000 |
10~36 |
6.5 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7809T-1000R3 |
1000 |
13~36 |
9 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K7812T-1000R3 |
800 |
16~36 |
12 |
1 |
SMD |
15.24*11.40*8.25 |
- |
|
|
| K78Lxx-1000R3 |
1000 |
6~36 |
3.3~15 |
1 |
SIP(without housing) |
11.50*7.50*17.50 |
CE|UL |
- |
- |
| K78L03-1000R3 |
1000 |
6~36 |
3.3 |
1 |
SIP(without housing) |
11.50*7.50*17.50 |
CE|UL |
|
|
| K78L12-1000R3 |
1000 |
16~36 |
12 |
1 |
SIP(without housing) |
11.50*7.50*17.50 |
CE|UL |
|
|
| K78L05-1000R3 |
1000 |
8~36 |
5 |
1 |
SIP(without housing) |
11.50*7.50*17.50 |
CE|UL |
|
|
| K78L15-1000R3 |
1000 |
20~36 |
15 |
1 |
SIP(without housing) |
11.50*7.50*17.50 |
CE|UL |
|
|
| K78xx-1000R3(L) |
1000 |
6~36 |
3.6~15 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
- |
- |
| K7803-1000R3 |
1000 |
6~36 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7805-1000R3 |
1000 |
8~36 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7805-1000R3L |
1000 |
8~36 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7809-1000R3 |
1000 |
13~36 |
9 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7809-1000R3L |
1000 |
13~36 |
9 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7812-1000R3 |
1000 |
16~36 |
12 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7812-1000R3L |
1000 |
16~36 |
12 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7815-1000R3 |
1000 |
16~36 |
15 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7815-1000R3L |
1000 |
16~36 |
15 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K7803-1000R3L |
1000 |
6~36 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL |
|
|
| K78_M-1000R3 |
1000 |
6~36 |
3.3~15 |
1 |
SIP |
11.60*8.00*10.40 |
- |
- |
- |
| K7803M-1000R3 |
1000 |
6~36 |
3.3 |
1 |
SIP |
11.60*8.00*10.40 |
- |
|
|
| K7805M-1000R3 |
1000 |
8~36 |
5 |
2 |
SIP |
11.60*8.00*10.40 |
- |
|
|
| K7809M-1000R3 |
1000 |
13~36 |
9 |
1 |
SIP |
11.60*8.00*10.40 |
- |
|
|
| K7812M-1000R3 |
1000 |
16~36 |
12 |
2 |
SIP |
11.60*8.00*10.40 |
- |
|
|
| K7815M-1000R3 |
1000 |
20~36 |
15 |
2 |
SIP |
11.60*8.00*10.40 |
- |
|
|
| K78xx-1500(L) |
1500 |
4.75~18 |
3.3~6.5 |
1 |
SIP |
11.50*9.00*17.50 |
- |
- |
- |
| K7803-1500 |
1500 |
4.75~18 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K7803-1500L |
1500 |
4.75~18 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K7805-1500 |
1500 |
4.75~18 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K7805-1500L |
1500 |
4.75~18 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K78X6-1500 |
1500 |
4.75~18 |
6.5 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K78X6-1500L |
1500 |
4.75~18 |
6.5 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K78_-2000R3 |
2000 |
4.5~36 |
2.5~15 |
1 |
SIP |
11.50*9.00*17.50 |
CE |
- |
- |
| K7802-2000R3 |
2000 |
4.5~36 |
2.5 |
1 |
SIP |
11.50*9.00*17.50 |
- |
|
|
| K7803-2000R3L |
2000 |
6~36 |
3.3 |
1 |
SIP（Bent foot） |
11.50*9.00*17.50 |
- |
|
|
| K7805-2000R3L |
2000 |
8~36 |
5 |
1 |
SIP（Bent foot） |
11.50*9.00*17.50 |
- |
|
|
| K7812-2000R3L |
2000 |
16~36 |
12 |
1 |
SIP（Bent foot） |
11.50*9.00*17.50 |
- |
|
|
| K7803-2000R3 |
2000 |
6~36 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
CE |
|
|
| K7805-2000R3 |
2000 |
8~36 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
CE |
|
|
| K7809-2000R3 |
2000 |
13~36 |
9 |
1 |
SIP |
11.50*9.00*17.50 |
CE |
|
|
| K7812-2000R3 |
2000 |
16~36 |
12 |
1 |
SIP |
11.50*9.00*17.50 |
CE |
|
|
| K7815-2000R3 |
2000 |
18~36 |
15 |
1 |
SIP |
11.50*9.00*17.50 |
CE |
|
|
| K78_-2000(L) |
2000 |
4.75~18 |
2.5~6.5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
- |
- |
| K7802-2000 |
2000 |
4.75~18 |
2.5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K7803-2000 |
2000 |
4.75~18 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K7803-2000L |
2000 |
4.75~18 |
3.3 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K7805-2000 |
2000 |
7~18 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K7805-2000L |
2000 |
7~18 |
5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K78X2-2000 |
2000 |
4.75~18 |
1.8 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K78X6-2000 |
2000 |
8.5~18 |
6.5 |
1 |
SIP |
11.50*9.00*17.50 |
CE|UL|CB |
|
|
| K78X6-2000L |
2000 |
8.5~18 |
6.5 |
1 |
SIP |
11.50*9.00*19.00 |
CE|UL|CB |
|
|
| K12T-6A |
6000 |
8.3~14 |
0.75~5 |
1 |
SMD |
20.30*11.40*6.60 |
CE |
- |
- |
| K12T-6A-P |
6000 |
8.3~14 |
0.75~5 |
1 |
SMD |
20.30*11.40*6.60 |
CE |
|
|
| K12T-6A-N |
6000 |
8.3~14 |
0.75~5 |
1 |
SMD |
20.30*11.40*6.60 |
CE |
|
|
| K12T-10A |
10000 |
8.3~14 |
0.75~5 |
1 |
SMD |
33.00*13.50*8.30 |
CE |
- |
- |
| K12T-10A-P |
10000 |
8.3~14 |
0.75~5 |
1 |
SMD |
33.00*13.50*8.30 |
CE |
|
|
| K12T-10A-N |
10000 |
8.3~14 |
0.75~5 |
1 |
SMD |
33.00*13.50*8.30 |
CE |
|
|
| K12T-16A |
16000 |
8.3~14 |
0.75~5 |
1 |
SMD |
33.00*13.50*8.30 |
CE |
- |
- |
| K12T-16A-P |
16000 |
8.3~14 |
0.75~5 |
1 |
SMD |
33.00*13.50*8.30 |
CE |
|
|
| K12T-16A-N |
16000 |
8.3~14 |
0.75~5 |
1 |
SMD |
33.00*13.50*8.30 |
CE |
|
|
