TRN 3-1222SM
DC DC CONVERTER +/-12V 3W
Dc Dc Converters
7-SMD Module
TRN 3SM (3W)
Active
$20.61 / unit (market reference)
MOQ: 2 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | WEC |
| Model | TRN 3-1222SM |
| Package / Case | 7-SMD Module |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Input (Min) | 9V |
| Voltage - Input (Max) | 18V |
| Number of Outputs | 2 |
| Efficiency | 82% |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
TRN 3-1222SM by WEC is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 18V, output adjustable. The 7-SMD Module package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
📖 Technical Guides for TRN 3-1222SM
Alternatives & Replacements
View All →CC1R5-1212DR-E
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DC DC CONVERTER 11.85-22V
CC3-1212SR-E
DC DC CONVERTER 12-15V 3W
CC6-4805SR-E
DC DC CONVERTER 5V 6W
OKY2-T/10-D12P-C
DC DC CONVERTER 0.75-5.5V 50W
All Technical Specifications
| Type | Isolated Module |
| Features | SCP |
| Efficiency | 82% |
| Applications | ITE (Commercial) |
| Power (Watts) | 3 W |
| Size / Dimension | 0.47" L x 0.44" W x 0.31" H (11.9mm x 11.3mm x 8.0mm) |
| Number of Outputs | 2 |
| Voltage - Output 1 | 12V |
| Voltage - Output 2 | -12V |
| Voltage - Isolation | 1.6 kV |
| Voltage - Input (Max) | 18V |
| Voltage - Input (Min) | 9V |
| Current - Output (Max) | 125mA, 125mA |
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