Zahn Electronics Inc. (ZEI) designs and manufactures a broad line of power electronics including DC/DC Step Down Converters. Our systems boast conversion efficiencies exceeding 95%. The output voltage and load current limit can be controlled remotely. Our systems have programmable single direction or bi-directional capabilities. ZEI products can be used as current regulators or voltage regulators or current limiters or voltage limiters. ZEI has the knowledge and experience to assist your team with design, application and integration needs.
Adjustable Step Down Converters 2,500W-6,500W
| Model Number: | Recommended Input Voltage: | Output Voltage Range: | Continuous Output Current: | Efficiency: | Ripple Vout: | Typical Output Power: | Switching Frequency: |
|---|---|---|---|---|---|---|---|
| CH 6390-S, LC225 | 12V to 63V | 0V to 62V | +/-90 Amps | 96% | 0.25 Volts, RMS | 3240W (36vOut) | 31,250 Hz |
| CH63125F-S, 2 LC225s | 12V to 63V | 0V to 62V | +/-125 Amps | 97% | 0.25 Volts, RMS | 4500W (36vOut) | 31,250 Hz |
| CH 10065-S, LC225 | 24V to 80V | 0V to 79V | +/-65 Amps | 95% | 0.25 Volts, RMS | 3120W (48vOut) | 31,250 Hz |
| CH 10090F-S, 2 LC225s | 24V to 80V | 0V to 79V | +/-90 Amps | 95% | 0.25 Volts, RMS | 4320W (48vOut) | 31,250 Hz |
| CH 100105F-S, 2 LC225s | 24V to 80V | 0V to 79V | +/-105 Amps | 94% | 0.25 Volts, RMS | 5040W (48vOut) | 31,250 Hz |
| CH 15080F-S, 2 LC225s | 24V to 80V or 80V to 120V | 0V to 118V | +/-80 Amps | 95% | 0.25 Volts, RMS | 5760W (72vOut) | 31,250 Hz |
| CH 20045-S, 2 LC225s | 80V to 160V | 0V to 155V | +/-45 Amps | 94% | 0.25 Volts, RMS | 4050W (90vOut) | 31,250 Hz |
| CH 20060F-S, 2 LC225s | 80V to 160V | 0V to 155V | +/-60 Amps | 94% | 0.25 Volts, RMS | 5400W (90vOut) | 31,250 Hz |
| CH 25032-S, LC225 | 80V to 200V | 0V to 199V | +/-32 Amps | 95% | 0.25 Volts, RMS | 2880W (90vOut) | 31,250 Hz |
| CH 25045F-S, 2 LC225s | 80V to 200V | 0V to 199V | +/-45 Amps | 95% | 0.25 Volts, RMS | 4050W (90vOut) | 31,250 Hz |
| CH 40020F-S, 2 LC225s | 80V to 320V | 0V to 300V | +/-20 Amps | 96% | 0.25 Volts, RMS | 2500W (125vOut) | 31,250 Hz |
| CH 6090-S | 12V to 44V | 0V to 62V | +/-90 Amps | 95% | 0.25 Volts, RMS | 4000W | 31,250 Hz |