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    VINATech Expands Aluminum Capacitor Portfolio with Acquisition of Enesol

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Bourns Expands Automotive BMS Signal Transformers

30.8.2024
Reading Time: 2 mins read
A A

Bourns, Inc., a leading manufacturer and supplier of electronic components for power, protection, and sensing solutions, announced its latest AEC-Q200 compliant, automotive-grade Battery Management System (BMS) transformer.

The Bourns® Model SM91872AL is a single-channel reinforced isolation transformer, which is constructed with a fully automated over-molding process making it a cost-effective and high-quality solution for BMS signal applications in energy storage systems and electric vehicles (EVs).

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This BMS transformer offers a working voltage of up to 1000 V and a Hi-PoT isolation voltage up to 4000 VAC with an extended operating temperature range of -40 to +125 °C. In addition, the Model SM91872AL transformer has a creepage/clearance distance of greater than 10.0 mm, and its reinforced isolation complies with IEC 60664-1 and IEC 62368-1 standards.

The Model SM91872AL is manufactured with a fully automated process for high quality and cost effectiveness. This BMS transformer offers a working voltage of up to 1000 V and a Hi-PoT isolation voltage up to 4000 VAC with an extended operating temperature range of -40 to +125 °C.

The Bourns® Model SM91872AL BMS signal transformer is available now and is RoHS compliant. 

Features

  • Fully automated manufacturing with overmolding process
  • Reinforced isolation, high reliability and compact size
  • Working voltage: up to 1000 VDC
  • Hi-Pot: 4000 VAC, 1 mA, 60 s
  • Design construction: Reinforced insulation between primary and secondary per IEC 60664-1 & IEC 62368-1
  • Clearance distance >10.0 mm, Pollution degree 2, Material group CTI I
  • Creepage distance >10.0 mm, Overvoltage Category II
  • Expanded temperature range: -40 to +125 °C
  • RoHS compliant
  • AEC-Q200 compliant
  • Automotive grade

Applications

  • Battery Management Systems
  • Energy Storage Systems

Source: Bourns

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