Description
Converter validation starts with a clean, programmable input. The Keysight DP5724A DC power supply provides that on one output of up to 40 V and 38 A, rated at 1,520 W. Lost in HCM lists it for rental and sale in Vietnam.

A programmable input for converter work
The listing names power-device and converter validation among the main uses. A converter test usually needs a stable source, a defined ramp and a record of what the source did. The Keysight DP5724A DC power supply covers all three, because it has a slew-rate control, arbitrary waveform generation and built-in measurement.
A simple test plan
- Set a gentle slew rate, then bring the converter input up in steps.
- Log voltage and current with the built-in measurement at each step.
- Trip the protection on purpose to see how the converter reacts.
- Repeat the sequence from a script so another engineer can compare runs.
Overvoltage, overcurrent and system protection limit the risk to the device under test while you do this. Also keep a record of the settings, because a repeatable run needs them.
Listed specifications
| Item | Listed value |
|---|---|
| Outputs | 1 |
| Maximum voltage | 40 V |
| Maximum current | 38 A |
| Maximum power | 1,520 W |
| Voltage programming accuracy | 20 mV |
| Noise and ripple | 60 mV peak-to-peak |
| Output response time | 30 ms |
| Interfaces | GPIB, LAN, USB and analog control |
Rent or buy the Keysight DP5724A DC power supply
A converter project with a fixed end date favors a rental. A lab that validates every quarter may prefer to buy. Before you book, check that 40 V covers your highest test voltage. Then confirm that 38 A covers the peak input current of the converter. In either case, request a quote from Lost in HCM with your AC input, cable needs and site. You can also browse the power supply listings, check the Keysight site, or contact SMK Vietnam.
DP5724A questions
Why does the listing say 1,520 W instead of 1,500 W?
The rating follows the output limits. 40 V times 38 A equals 1,520 W, so the figure matches the product of voltage and current.
Does it measure its own output?
Yes. The listing names built-in voltage and current measurement, so a script can log both without a separate meter.
Does it suit automotive electronics testing?
The listing names automotive and industrial electronics testing as a use. Confirm that the 40 V ceiling covers the supply range of your device.
















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