Datasheet FZT789A (Diodes) - 3

A Product Line of Diodes Incorporated FZT789A Thermal Characteristics and Derating Information
70 50 ) T =25°C ) T =25°C 60 amb amb W/ 25mm x 25mm W/ 40 50mm x 50mm C° 50 2oz FR4 C° 2oz FR4 ( e e c 40 30 c D=0.5 n n D=0.5 at a 30 t is 20 is s Single Pulse s e 20 D=0.2 e D=0.2 Single Pulse R D=0.05 R l 10 l a 10 D=0.05 a m D=0.1 m D=0.1 r r e 0 0 100µ 1m 10m 100m 1 10 100 1k e 100µ 1m 10m 100m 1 10 100 1k Th Pulse Width (s) Th Pulse Width (s)
Transient Thermal Impedance Transient Thermal Impedance
3.0 ) Single Pulse ) W T =25°C W 50mm x 50mm ( 100 amb ( 2.5 2oz FR4 ion ion t t 2.0 25mm x 25mm 50mm x 50mm 2oz FR4 ipa ipa s 2oz FR4 s 1.5 is 10 is D D r r 1.0 e e w w o 25mm x 25mm 0.5 o P 2oz FR4 P x x 1 0.0 a 100µ 1m 10m 100m 1 10 100 1k a 0 20 40 60 80 100 120 140 160 M M Pulse Width (s) Temperature (°C)
Pulse Power Dissipation Derating Curve
FZT789A 3 of 7 April 2015 Document Number DS33168 Rev. 6 - 2
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