Bourns SM9159 series automotive grade BMS signal transformer

The Bourns model SM91595AL is an AEC-Q200 compliant, automotive grade signal transformer for battery management system (BMS) and energy storage system applications. This single-channel, reinforced insulation transformer includes common mode chokes for noise rejection. The model offers a working voltage up to 1500VDC, Hi-Pot isolation voltage up to 6400VDC, and an operating temperature range of -40°C to +125°C. The model SM91595AL is developed for use with NXP 33771C series, and analog devices AD1818 and LTC6804/681X series devices.

Features

• Hi-Pot: 8400 VDC
• Basic insulation per reinforced insulation IEC 62477-1:2022 & IEC 62477-2:2018, working voltage up to 2500VDC
• Reinforced insulation per reinforced insulation IEC 62477-1:2022 & IEC 62477-2:2018, working voltage up to 1800VDC
• Creepage distance >23.7mm, pollution degree 2, material group CTI I
• Clearance distance >23.7mm, Overvoltage Category II, up to 5000 m above sea level
• AEC-Q200 and RoHS compliant*
• Automotive grade

Applications

• Battery management systems (BMS) in hybrid and electric powertrain systems
• Energy storage battery packs with battery management systems

^{* RoHS Directive 2015/863, Mar 31, 2015 and Annex.}