New TFA180 Series AC/DC Power Adapters Comply to EMC and Immunity Standards

Press Release Summary:

The TFA180 Series AC/DC Desktop Power Adapters are available with 19V, 19.5V for laptops, 24V or 48V outputs. The unit accepts 90 to 264 VAC continuous input range and a minimum power factor of 0.9. They are offered in low profile 5.96 x 2.98 x 1 in. black-colored plastic enclosure. The adapters are designed to withstand 1,500 VAC of input to output and input to ground voltage. The TFA180 adapters can be operated in 0°C to +40°C temperature range and feature a leakage current of 250 µA at 264 VAC.

Original Press Release:

TRUMPower’s Low Cost Slim 180W Desktop Adapter Meets Latest 62368-1 standards

August 2018—Santa Clara, California, USA— TRUMPower has released the new 180W TFA180 series of AC/DC desktop power adapters to its product line-up. Using the power supply ensures early compliance to the new IEC 62368-1 hazard-based, performance-oriented standards, which will be replacing the current IEC 60950-1 safety standards on December 20, 2020.

The TFA180 Class I units are furnished with an IEC 320/C14 or IEC 320/C6 AC Inlet. The power adapters are available with 19V, 19.5V for laptops, 24V or 48V outputs, making them suitable for a wide range of applications. A 54V/3.33A output is also available for the C14 AC inlet power supplies. Standard output connector is a 4 pin DIN plug but TRUMPower offers additional connector and cable options upon customer’s request.

The TFA180 series is approved by UL/cUL and TUV to the latest ITE standards, including UL/IEC/EN 62368-1. The power adapter complies with EMC and immunity standards including EN 55022/FCC/VCCI class B (conducted and radiated emissions), EN 61000-3-2, EN 61000-3-3, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-8, EN 61000-4-11. With efficiency of 89% minimum @ full load and no load power consumption of 0.21W maximum, the series satisfies Energy star 2.0, DOE level VI and ErP stage II requirements. It carries CE marking and is RoHS compliant. Packaged in a low profile black-colored plastic enclosure, the unit has a size of just 5.96 x 2.98 x 1 inches.

The power adapter accepts a 90 to 264 VAC continuous input range and 0.9 minimum power factor. Withstand voltage is specified at 1,500 VAC from input to output and 1,500 VAC from input to ground. With touch leakage current being lower than 250µA @ 264 VAC, the TFA180 power adapter can operate at an ambient temperature range of 0°C to +40°C and operating humidity spans from 20%-80% non-condensing. Its MTBF is higher than 500,000 hours at full load and 25°C ambient, calculated per Telecordia SR-332. The power supply is protected against over voltage, over current, and short circuit conditions.

The TFA180 series is competitively priced in OEM quantities. For more detailed information, please visit or email

TRUMPower has been delivering high quality medical and industrial grade AC/DC switching power supplies and DC/DC converters for more than 25 years. The company’s medical grade power supplies range from 4W to 1200W and its line of ITE grade AC/DC power supplies range from 3W to 1400W in wall mount, desktop, open frame, and ATX PC form factors. TRUMPower can accommodate to OEM’s needs, whether they are low volume standard power supplies or high volume custom products by providing excellent service, reliable and cost-effective power solutions. As a result, it has been an ever-trustable source of power supplies for many satisfied customers over the years.

For other inquiries about the company and its other products, visit or email us at

Anne Meng 
Tumbler Technologies + TRUMPower 
3350 Scott Blvd., Building 13 
Santa Clara, CA 95054, USA 
Phone: (408) 988-6616 Ext. 102 
Fax: (408) 988-6622 

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