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 atEmail: info@sttekno.com.tr. 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 I/P-FG: 1KVAC O/P-FG: 0.5KVAC | ||||||||
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.