The 345DH-24-SD by Demke Electronic is a galvanically isolated DC/DC buck-boost converter for a nominal input voltage of 80 VDC. It operates across an input voltage range of 22 to 100 VDC and delivers 24 VDC at up to 4 A, equivalent to 100 W of output power. Efficiency reaches up to92% at nominal input voltage and full load.
| Input voltage Vin | 22…100 VDC |
|---|---|
| Nominal input voltage | 80 VDC |
| Peak input voltage | 120 VDC |
| Max. input current | 5.5 A |
| Recommended input fuse | 8 A |
| Output voltage Vout | 24 VDC |
| Output current Iout | 4 A |
| Output power Pout | 100 W |
| Efficiency | up to 92 % |
| Output configuration | Unipolar |
| Isolation | Galvanically isolated |
| Insulation strength primary to secondary | 2100 VDC |
| Insulation strength primary to case | 2100 VDC |
| EMI filter | Input and output |
| Switching frequency | 120 kHz |
| Max. capacitive load | Unlimited |
| Control function | SD – Shutdown |
| Shutdown voltage | -0.2…2.8 VDC |
| Dimensions | 90 × 90 × 20 mm |
|---|---|
| Weight | 268 g |
| Mounting | Wall mounting |
| Connection type | Connector strip |
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