TRI 1 & TRI 1SM Series DC/DC Converters TRACO Power TRI 1 and TRI 1SM Series of regulated DC/DC Converters offer a ±10% input range covering 4.5VDC to 26.4VDC, a 200mA maximum output current rating, and up to 84% efficiency. These converters feature a reinforced I/O isolation rating of 3000VAC at a 480VAC working voltage and an 8000VDC ultra-high isolation peak voltage. The TRI 1 series converters are in a compact SIP-8 package, while the TRI 1SM converters are in a compact SMD-14 package. TRACO Power TRI 1 and TRI 1SM Series DC/DC Converters are IEC/EN/UL 62368-1 certified and suitable for industrial, transportation, and instrumentation applications.