1W 1KV Isolation Twin Output DIP DC-DC Converters
25D Series
DIL Package 1KV Isolation DC to DC Power Conversion
1 watt unregulated output type DC to DC power converter with 1KV isolation voltage. 25D series is available in DIL package. The internal is SMD structure. The operating ambient temperatures is from -40°C to +85°C, and the efficiency is up to 85%. This product has industry-standard pins and no external components required.
The DC-DC power converter products of Yuan Dean are RoHS-compliant, and can be customized for products. The products are guaranteed for 3 years after sale.
Any OEM/ ODM requirement is welcome. We look forward to cooperating with you!

Features
- 14PIN DIL package.
- High efficiency up to 85%.
- Internal SMD construction.
- Unregulated output types.
- Operating temperature:-40℃ to +85℃.
- No external component required.
- Industry standard pinout.
Applications
- Industry equipment.
- Sensing equipment.
- Instruments.
- Wireless Network.
- Telecom/Datacom.
- Measurement.
Specifications typical at TA = 25°C, nominal input voltage and rated output current unless otherwise specified
Part Number | Output2 | Efficiency | |
---|---|---|---|
Voltage (VDC) | Current (mA) | %TYP | |
25D-XXDXX03NNL | 3.3 | 150 | 70 |
25D-XXDXX05NNL | 5 | 100 | 75 |
25D-XXDXX09NNL | 9 | 56 | 75 |
25D-XXDXX12NNL | 12 | 42 | 75 |
25D-XXDXX15NNL | 15 | 34 | 75 |
25D-XXDXX24N2NL | 24 | 21 | 75 |
Note:
1.”XX” Is Voltage:03=3.3Vdc,05=5Vdc,09=9Vdc 12=12Vdc,15=15Vdc,24=24Vdc.
2. 3.3V for output only, not for input.
3. The input voltage increases, there will be an increase in efficiency.
4. Over 24Vdc input voltage or Output voltage, using the 2nd package
Input Specifications
Parameters | Conditions | Min | Typ | Max | Units |
---|---|---|---|---|---|
Voltage Tolerance | Vo,Io Nom | ± 5 | % | ||
Filter | Capacitor |
Output Specifications
Parameters | Conditions | Min | Typ | Max | Units |
---|---|---|---|---|---|
Voltage Tolerance | 100% full load | ± 5 | % | ||
Short Circuit Protection | Short Term | 1 | Sec | ||
Line Regulation | For 1.0% of Vin | 1.2 | % | ||
Load Regulation | 3.3V,5V (10% To 100% F.L) | 15 | % | ||
Load Regulation | 9V,12V,15V,24V (10% To 100% F.L) | 10 | % | ||
Ripple & Noise | BW=DC To 20MHz | 100 | mVp-p | ||
Transient response setting time | 50% load step change | 350 | us |
General Specifications
Parameters | Conditions | Min | Typ | Max | Units |
---|---|---|---|---|---|
Isolation Resistance | 500Vdc | 1000 | MΩ | ||
Switching Frequency | Full load, nominal input | 100 | KHz | ||
Operating Temperature | -40 | +85 | °C | ||
Humidity | Non Condensing | 95 | % | ||
Cooling | Free air Convection | ||||
Case material | DAP | ||||
MTBF | MIL-HDBK-217F@25℃ | 3500000 | Hours | ||
Weight | 2.3 or 2.8 | g | |||
Dimensions | 20.32 x 10.16 x 6.80 | mm | |||
Dimensions | 20.32 x 10.16 x 7.70 | mm |
Certification

- Markings and DimensionsRelated ProductsFiles Download
1W 1KV Isolation Twin Output DIP DC-DC Converters - DIL Package 1KV Isolation DC to DC Power Conversion | Taiwan-Based Power Supply & Magnetic Components Manufacturer | YUAN DEAN SCIENTIFIC CO., LTD.
Based in Taiwan since 1990, YUAN DEAN SCIENTIFIC CO., LTD. has been a power converter, transformer, magnetic components manufacturer in Electronic Components Industry. Their main products, include 1W 1KV Isolation Twin Output DIP DC-DC Converters, DC-DC Converters, AC-DC Converters, RJ45 Magnetics, Converter Transformers, LAN Filters, High Frequency Transformers, POE Transformers, Inductors and LED drivers, which are RoHS approved with ERP system implemented.
YDS was established in 1990 at Tainan, Taiwan and our factory Ho Mao electronics was established in 1995 at Xiamen, China. We are the leading electronic manufacturer with ISO 9001, ISO 14001 and IATF16949 certified. We Produce various products such as DC/DC converter, AC/DC converter, RJ45 with magnetics, 10/100/1G/2.5G/10G Base-T Lan filter, all kinds of Transformer, Inductor, LED Driver/Lighting products and Power bank. ISO 9001 & ISO 14001, IATF16949 certified power converter, high frequency transformer, magnetic component with reliable EMC and EMI / EMS / EDS lab tests. Power converter solutions for medical, railway, POE, etc.
YDS has been offering customers high-quality power supply and magnetic components, both with advanced technology and 25 years of experience, YDS ensures each customer's demands are met.