Industrial Electronics

ST and DST series low power transformers from Signal Transformer now UL recognized as class 2 models

07 November 2019

Signal Transformer, a Bel group company and manufacturer of custom and standard transformers, chokes, inductors, transformers and SMD inductors, announced selected models of the ST and DST series of high Source: Signal TransformerSource: Signal Transformerisolation split bobbin, low power transformers are now recognized by UL as Inherently Limited Class 2 transformers per UL 5085-3 and now incorporate a UL 1446 Class F 155.0C insulation system. The ST and DST series utilize split bobbin construction, providing superior isolation and low capacitive coupling as well as a rigid pin construction for easier board insertion and higher reliability.

Signal’s ST and DST series are available in power variations from 1.1 VA to 36 VA, with dielectric strength of 2500 V rms, with primaries in single or dual configurations and secondaries in series or parallel configurations. Combined, both series offer over 120 standard configurations.

The ST and DST series are RoHS and REACH certified and are available through our distribution network, including Digi-Key, Mouser and Sager. For more detailed information, please download the series datasheet or visit Signal Transformer.

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