The 331-24-SD by Demke Electronic is a functionally isolated DC/DC buck-boost converter for a nominal input voltage of 24 VDC. It operates across an input voltage range of 9 to 36 VDC and delivers 24 VDC at up to 2 A, equivalent to 50 W of output power. Efficiency reaches up to93% at nominal input voltage and full load.
| Input voltage Vin | 9…36 VDC |
|---|---|
| Nominal input voltage | 24 VDC |
| Peak input voltage | 40 VDC |
| Max. input current | 6 A |
| Recommended input fuse | 10 A |
| Output voltage Vout | 24 VDC |
| Output current Iout | 2 A |
| Output power Pout | 50 W |
| Efficiency | up to 93 % |
| Output configuration | Unipolar |
| Isolation | Functionally isolated |
| Insulation strength primary to secondary | 500 VDC |
| Insulation strength primary to case | 500 VDC |
| EMI filter | Input and output |
| Switching frequency | 225 kHz |
| Max. capacitive load | Unlimited |
| Control function | SD – Shutdown |
| Shutdown voltage | -0.2…2.8 VDC |
| Dimensions | 50.8 × 50.8 × 10.16 mm |
|---|---|
| Weight | 60 g |
| Mounting | PCB mounting |
| Connection type | Solder pins |
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