Vishay Intertechnology WSBE Power Metal Strip® Shunt Resistors Save Space, Simplify Designs, and Increase Accuracy

Core Points - Vishay Intertechnology, Inc. has introduced a new series of AEC-Q200 qualified Power Metal Strip shunt resistors with ultra-low TCR down to ± 10 ppm/°C and resistance values as low as 15 µΩ, designed for automotive, energy, industrial, and space applications [1][2] - The WSBE series devices feature high power ratings up to 50 W and a lifetime stability of 1%, capable of handling currents up to 1825 A without noticeable resistance shift [3][4] - The resistors are suitable for current measurement in battery management systems, eliminating the need for temperature sensing and software calibration during production, and are ideal for electric and hybrid vehicle charging infrastructure [4][5] Product Specifications - The WSBE series is available in two case sizes: WSBE8518 with a power rating of 36 W and WSBE8536 with a power rating of 50 W [6] - Resistance range for WSBE8518 is 30 µΩ to 100 µΩ, while WSBE8536 ranges from 15 µΩ to 50 µΩ, both with a TCR of ± 10 ppm/°C [6] - Operating temperature range for both devices is from -65 °C to +170 °C, with low thermal EMF values of < 1.25 µV/°C [5][6] Availability - Samples and production quantities of the WSBE series are currently available, with a lead time of 30 weeks [8] Company Overview - Vishay Intertechnology manufactures a large portfolio of discrete semiconductors and passive electronic components, serving various markets including automotive, industrial, and medical [9]