Tag Archives: ASTM D257

Thermal Gel Electrical Insulation: Reading Volume Resistivity (≥ 9.0 × 10¹² Ω·cm) and Test Conditions

4W 藍色導熱凝膠由點膠針筒點在鋁散熱器熱源面上,背景為電路板與萬用電錶(立興官網產品圖)

How to convert thermal gel volume resistivity into bondline resistance with R_v = ρ_v × t / A, and which test conditions and withstand data to check before comparing datasheets.