Non-isolated 3.6~30W DC-DC Converters
01D-2A Series
3.6~30W POL DC to DC Converter
3.6~30W high efficiency POL DC to DC power converter, which is non-isolated type. It has a wide voltage input range of 4.75~36VDC. The efficiency of 01D-2A series up to 96%. The ambient temperature range is from -40°C to +82°C. The pin-out is compatible with linear regulator LM78XX.
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
- 3PIN SIP package.
- Pin-out compatible with LM78XX linear.
- Efficiency up to 96%,non-isolated, no need for heatsink.
- Customized solutions available.
- UL94V-0 package material.
- Operating temperature:-40°C to +82°C.
- 3 years warranty.
- Short circuit protection.
- Wide input voltage ranges 4.75~36Vdc.
Applications
- General Industrial.
- Instruments.
- Sensing Equipment.
- E-Bike.
- Customized.
Specifications typical at TA = 25°C, nominal input voltage and rated output current unless otherwise specified
Part Number | Input Range | Output Voltage | Output Current | Efficiency | |
---|---|---|---|---|---|
Vdc | Vdc | mA | Min. Vin (%) | Max. Vin (%) | |
01D-1R8-2A | 4.75-36 | 1.8 | 2000 | 89 | 80 |
01D-2R5-2A | 4.75-36 | 2.5 | 2000 | 90 | 82 |
01D-3R3-2A | 4.75-36 | 3.3 | 2000 | 90 | 84 |
01D-05-2A | 6.5-36 | 5.0 | 2000 | 93 | 89 |
01D-6R5-2A | 9.0-36 | 6.5 | 2000 | 93 | 91 |
01D-09-2A | 12-36 | 9.0 | 2000 | 94 | 90 |
01D-12-2A | 15-36 | 12 | 2000 | 95 | 93 |
01D-15-2A | 18-36 | 15 | 2000 | 96 | 94 |
Input Specifications
Parameters | Conditions | Min | Typ | Max | Units |
---|---|---|---|---|---|
Input Voltage Range | See table | 4.75 | 24 | 36 | V |
Internal Input Filter | Capacitors | 10 | uF | ||
No Load Input Current | Vin = 24V | 15 | 20 | mA |
Output Specifications
Parameters | Conditions | Min | Typ | Max | Units |
---|---|---|---|---|---|
Voltage Tolerance | ± 3 | % | |||
Short Circuit Protection | Hiccup, automatic recovery | ||||
Line Regulation | Vin = min to max at full load | ± 0.5 | % | ||
Load Regulation | 10% To 100% F.L | ± 0.5 | % | ||
Current Limit | Duty = 40% | 325 | % | ||
Ripple & Noise (without Output Capacitor) | 100% F.L BW = 20MHz | 100 | mVp-p | ||
Transient response setting time | 25% load step change | 350 | us | ||
Capacitive load | ESR > 1mohm | 900 | uF |
General Specifications
Parameters | Conditions | Min | Typ | Max | Units |
---|---|---|---|---|---|
Switching Frequency | 500 | KHz | |||
Operating Temperature | With derating | -40 | +82 | °C | |
Storage Temperature | -55 | +125 | °C | ||
Humidity | Non Condensing | 95 | % | ||
Temperature Coefficient | 100% Load | ±0.03 | %/°C | ||
Cooling | Natural Convection (20LFM) | ||||
Case material | Non-Conductive Black Plastic | ||||
Weight | 4.0 | g | |||
Dimensions | 11.5 x 8.5 x 17.5 | mm | |||
MTBF (+25°C) | using MIL-HDBK 217F | 1630 x 103 | hours |
Certification

- Markings and DimensionsRelated ProductsFiles Download
Non-isolated 3.6~30W DC-DC Converters - 3.6~30W POL DC to DC Converter | 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 Non-isolated 3.6~30W 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.