Lead free packaging of Pt micro-heater for high temperature gas sensors

► Isothermal solidification based interconnection technique is a Pb free technique. ► The thermal stabilities of samples fabricated are ranging from 580 to 620 °C. ► The UTS 47 MPa, USS 45 MPa and torsion strength 44 MPa has been reported. ► The environment test results show the efficient workability and long time sustainability.