• Continuous short-circuit protection • No-load input current as low as 8mA • Operating ambient temperature range: -40°C to +105°C • High efficiency up to 81% • I/O isolation test voltage: 3k VDC • Industry standard pin-out 1W isolated DC-DC converter Fixed input voltage, unregulated Dual/Single output High performance power conversion equipment is currently gaining an increasing interest for aircraft applications. In particular, isolated bidirectional DC/DC converters are often proposed for modern HVDC aircraft distribution systems. For such reason an evaluation of several isolated DC/DC converter topology is carried out considering the proposed application, interfacing a 270V DC network There are two frequently used terms for types of DC-DC converters, non-isolated and isolated. This "isolation" refers to the existence of an electrical barrier between the input and output of the DC-DC converter. The simplest example of a non isolated "converter" is the popular LM117 three terminal linear regulator that includes one ISOLATED DC/DC CONVERTERS PRESENTATION CRISTEC switch-mode DC/DC converters are dedicated to the power-supply of electric and electronic equipment. They guarantee a high quality output voltage and ensure insulation. Thanks to their input voltage range they can be connected directly to a battery (can be used as a battery charger). For indirect topologies, DC/DC isolated converters are key elements of PETTs. This paper shows a method to design such DC/DC converters, and several variants are considered. Finally, the For the topology of the isolated DC-DC converter stage, a phase-shift modulated Dual Active Bridge (DAB) (cf. Fig. 3-a)) has been selected, mainly for the reason of clamped switch voltages and the possibility to achieve Zero Voltage Switching (ZVS) for all 978-1-4799-6735-3/15/$31.00 ©2015 IEEE 1096. Isolated power converters enable safe and efficient power conversion and play key EV roles in the charging of batteries and the powering of auxiliary loads. The chapter introduces the isolated forward converter as a transformer‐based buck converter and then introduces the full‐bridge power converter as the main on‐vehicle isolated power converter. 27 Full PDFs related to this paper. Read Paper. Isolated and Non-isolated DC-DC converters The isolated DC-DC converter is electrically separated between the input and the output terminals while the input and the output of a non-isolated converter share the common ground. Sometimes an isolated DC-DC converter is called isolated ground or This section studies the isolated converter topologies. The isolation usually achieved by a DC-AC-DC conversion se- quence including two stages of AC-DC conversion. Coupled inductors or AC transformers are used for the galvanic isola- tion on the AC bus by realizing the magnetic pairing. Isolation is required for safety and grounding purposes. 3W isolated DC-DC converter in SIP package Ultra-wide input and regulated single/dual output These series of isolated 3W DC-DC products with an ultra-wide 8:1 input voltage range.They feature efficiencies of up to 79%, 3000VDC input to output isolation, operating ambient temperature range of -40°C to +105°C, input under-voltage protection, Commercial applications of Isolated and non-isolated DC/DC converters: Non-Isolated Converters: Buck Converters are commonly non-isolated converters - often used to step down from a 24V or 48V rail (typical telecom voltages) to 5V or