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WEHO SD-25 power supply dc to dc 25w converter

The WEHO SD-25 series is a DC-to-DC switching power supply that uses copper coil transformers.

Each installation is safe and the power supply driver is designed with strong filter magnetic ring capacitors.

The power is larger, so the WEHO SD-15 is perfect for applications that require more power.

If you have any questions, please do not hesitate to contact us at Email: [email protected]. Our professionals will respond to you as soon as possible.

Model SD-25-05 SD-25-12 SD-25-24
Output DC Voltage 5V 12V 24V
Rated Current 5A 2.1A 1.1A
Current Range 0~5A 0~2.1A 0~1.1A
Rated Power 25W 25W 25W
Ripple & Noise(max) Note.2 100mVp-p 120mVp-p 150mVp-p
Voltage ADJ.Range 4.5~5.5VDC 11~16VDC 23~30VDC
Voltage Tolerance Note.3 ±2.0% ±1.0% ±1.0%
Line Regulation ±0.5% ±0.3% ±0.2%
Load Regulation ±0.5% ±0.3% ±0.2%
Setup, Rise, Hold-up Time 2.5s, 50ms ,…..12VDC/24VDC/48VDC at full load
Input Voltage Range A: 9.2~18VDC
B: 18~36VDC
C: 36~72VDC
Efficiency(Typ.) 71% 72% 74% 72% 75% 78% 75% 78% 81%
DC Current(Typ.) 3.2A/12VDC          1.6A/24VDC      0.8A/48VDC
Protection Over-load 105~160% rated output power
Protection type: Hiccup mode, recovers automatically after fault condition is removed
Over Voltage 5.75~6.75V 13.8~16.2V 27.6~32.4V
Protection type: shut down o/p voltage, re-power on to recover
Environment Working Temp ~10~+60°C (Refer to output load derating curve)
Working Humidity 20~90%RH non-condensing
Storage Temp, Humidity ~20~+85°C, 10~95%RH
Temp Coefficient ±0.03%/°C (0~50°C)
Vibration 10~500HZ, 2G 10min./1cycle,60min. Each along the X, Y, and Z axes
Safety & EMC (Note4) Withstand Voltage I/P~O/P: 2KVAC
Isolation Resistance I/P~O/P,I/P~FG,O/P~FG:100M Ohms/500VDC/25°C/70% RH
EMI Conduction & Radiation Compliance to EN55022(CISPR22) CLASS B
EMS Immunity Compliance to EN61000-4-2, 3, 4, 6, 8: ENV50204, EN55024, light industry level, criteria A
Others Dimension 99*97*36mm (L*W*H)
Packing 0.38kg, 45 PCS/17.8kg

The white cap on the connector is for safety precautions against electric shock and dust protection

And we make transformers and power inductors with pure coppers all by ourselves,

Weho stocks 150,000 sets of commonly used models, ensuring quick delivery.

Our products have CE ROHS certification to ensure quality.

This product is covered by a 24-month warranty.

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