NTLJD3119C Power MOSFET 20 V/20 V, 4.6 A/4.1 A, Cool Complementary, 2x2 mm, WDFN Package Features Complementary NChannel and PChannel MOSFET WDFN Package with Exposed Drain Pad for Excellent Thermal NTLJD3119C THERMAL RESISTANCE RATINGS Parameter Symbol Max Unit SINGLE OPERATION (SELFHEATED) JunctiontoAmbient Steady State (Note 3) R 83 JA JunctiontoAmbient Steady State Min Pad (Note 4) R 177 C/W JA JunctiontoAmbient t 5 s (Note 3) R 54 JA DUAL OPERATION (EQUALLY HEATED) JunctiontoAmbient Steady State (Note 3) R 58 JA JunctiontoAmbient Steady State Min Pad (Note 4) R 133 C/W JA JunctiontoAmbient t 5 s (Note 3) R 40 JA 3. Surface Mounted on FR4 Board using 1 in sq pad size (Cu area = 1.127 in sq 2 oz including traces). 2 4. Surface Mounted on FR4 Board using the minimum recommended pad size (30 mm , 2 oz Cu).