SU
SUCS3 Series
Cosel
3W Single Output DC/DC Converter. Metal case
- Datasheet
- Manual
- RoHS declaration
Datasheet
Manual
Declaration

Super compact and highly efficient isolation type surface-mount DC-DC converters. A wide temperature range (-40 to +85 ) and many models enable distributed power supplies. Comes with or without metal case. Pin terminal for external parts to support remote ON/OFF and output voltage adjustment functions.
Product features
SMD mounting type and through-hole mounting type
High efficiency (synchronous rectifier circuit)
Built-in overcurrent protection circuits
Built-in remote ON/OFF (SU / SUC 3,6,10)
High reliability : not built-in aluminum and tantalum electrolytic capacitor
SUCS Series have been added coating option
Safety agency approvals UL60950-1, C-UL, EN60950-1
CE marking
Low voltage directive
RoHS directive
5-year warranty
SUCS3 Series models
| Model # | Input voltage AC | Input voltage DCnom (min-max) |
Output power | Outputs Vnom (min-max) | Outputs A max |
|---|---|---|---|---|---|
| SUCS3053R3 | N/A | 5 (4.5 to 9)VDC | 1.98W | Output 1: 3.3 (3.14 to 3.47)VDC | Output 1: 0.6A |
| SUCS30505 | N/A | 5 (4.5 to 9)VDC | 3W | Output 1: 5 (4.75 to 5.25)VDC | Output 1: 0.6A |
| SUCS30512 | N/A | 5 (4.5 to 9)VDC | 3W | Output 1: 12 (11.4 to 12.6)VDC | Output 1: 0.25A |
| SUCS30515 | N/A | 5 (4.5 to 9)VDC | 3W | Output 1: 15 (14.25 to 15.75)VDC | Output 1: 0.2A |
| SUCS3123R3 | N/A | 12 (9 to 18)VDC | 1.98W | Output 1: 3.3 (3.14 to 3.47)VDC | Output 1: 0.6A |
| SUCS31205 | N/A | 12 (9 to 18)VDC | 3W | Output 1: 5 (4.75 to 5.25)VDC | Output 1: 0.6A |
| SUCS31212 | N/A | 12 (9 to 18)VDC | 3W | Output 1: 12 (11.4 to 12.6)VDC | Output 1: 0.25A |
| SUCS31215 | N/A | 12 (9 to 18)VDC | 3W | Output 1: 15 (14.25 to 15.75)VDC | Output 1: 0.2A |
| SUCS3243R3 | N/A | 24 (18 to 36)VDC | 1.98W | Output 1: 3.3 (3.14 to 3.47)VDC | Output 1: 0.6A |
| SUCS32405 | N/A | 24 (18 to 36)VDC | 3W | Output 1: 5 (4.75 to 5.25)VDC | Output 1: 0.6A |
| SUCS32412 | N/A | 24 (18 to 36)VDC | 3W | Output 1: 12 (11.4 to 12.6)VDC | Output 1: 0.25A |
| SUCS32415 | N/A | 24 (18 to 36)VDC | 3W | Output 1: 15 (14.25 to 15.75)VDC | Output 1: 0.2A |
| SUCS3483R3 | N/A | 48 (36 to 76)VDC | 1.98W | Output 1: 3.3 (3.14 to 3.47)VDC | Output 1: 0.6A |
| SUCS34805 | N/A | 48 (36 to 76)VDC | 3W | Output 1: 5 (4.75 to 5.25)VDC | Output 1: 0.6A |
| SUCS34812 | N/A | 48 (36 to 76)VDC | 3W | Output 1: 12 (11.4 to 12.6)VDC | Output 1: 0.25A |
| SUCS34815 | N/A | 48 (36 to 76)VDC | 3W | Output 1: 15 (14.25 to 15.75)VDC | Output 1: 0.2A |