| PartNumber | 3FS-520 | 3FS-528 | 3FS-524 |
| Description | Power Transformers [email protected] [email protected] Single Primary | Power Transformers [email protected] [email protected] Single Primary | Power Transformers [email protected] 12V@1A Single Primary |
| Manufacturer | Tamura | Tamura | Tamura |
| Product Category | Power Transformers | Power Transformers | Power Transformers |
| Series | 3FS-5xx | 3FS-5xx | 3FS-5xx |
| Product | Power Transformers | Power Transformers | Power Transformers |
| Type | Laminated Core | Laminated Core | Laminated Core |
| Packaging | Bulk | Bulk | Tube |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin | PC Pin |
| Height | 38 mm | 38 mm | 38 mm |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Size Dimension | 48.50mm L x 41.52mm W | 48.50mm L x 41.52mm W | 48.50mm L x 41.52mm W |
| Current Output Max | Parallel 1.2A, Series 600mA | Parallel 840mA, Series 420mA | Parallel 1A, Series 500mA |
| Power Max | 12 VA | 12 VA | 12 VA |
| Voltage Isolation | 2500Vrms | 2500Vrms | 2500Vrms |
| Height Seated Max | 38.00mm | 38.00mm | 38.00mm |
| Voltage Primary | 115V | 115V | 115V |
| Voltage Secondary Full Load | Parallel 10V, Series 20V | Parallel 14V, Series 28V | Parallel 12V, Series 24V |
| Primary Winding s | Single | Single | Single |
| Secondary Winding s | Dual | Dual | Dual |
| Center Tap | No | No | No |
| Power Rating | 12 VA | 12 VA | 12 VA |
| Primary Voltage Rating | 115 V | 115 V | 115 V |
| Primary Winding | Single Primary Winding | Single Primary Winding | Single Primary Winding |
| Secondary Winding | Dual Secondary Winding | Dual Secondary Winding | Dual Secondary Winding |