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Bourns SM91803AL-E AEC-Q200 BMS Signal Transformers

Bourns Model SM91803AL-E AEC-Q200-Qualified Battery Management System (BMS) Signal Transformers are automotive-grade signal transformers for next-generation applications. This Bourns single-channel basic insulation transformer is designed with a planar structure for BMS applications. SM91803AL-E BMS Signal Transformers offer a working voltage of up to 1000VDC and a Hi-Pot isolation voltage of up to 4300VDC or 2500VAC with an extended operating temperature range of -40°C to +125°C.

Features

  • Planar technology for BMS signal applications
  • Up to 1000VDC working voltage
  • 4300VDC or 2500VAC Hi-Pot
  • Basic insulation in compliance with IEC 60664-1 / IEC 62368-1 / IEC 61558-1
  • >5.5mm clearance distance, up to 2km altitude
  • 1.2μH maximum inductance, 0.82μH typical
  • 1.2Ω maximum DC resistance
  • >5.5mm creepage distance, overvoltage category II, pollution degree 2, material group CTI I
  • -40°C to +125°C operating temperature range
  • Partial discharge up to 1200V per IEC 60664
  • AEC-Q200 compliant
  • RoHS compliant

Applications

  • Storage battery systems
  • Automotive battery systems
  • Uninterruptible power supplies (UPS)

Videos

Schematic

Schematic - Bourns SM91803AL-E AEC-Q200 BMS Signal Transformers

Dimensions

Mechanical Drawing - Bourns SM91803AL-E AEC-Q200 BMS Signal Transformers

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Publicerad: 2025-04-11 | Uppdaterad: 2025-08-24