DRAIN-SOURCE DIODE CHARACTERISTICS AND MAXIMUM RATINGS
I
S
I
SM
V
SD
Maximum Continuous Source Current
Maximum Pulsed Drain-Source Diode Forward Current
Drain-Source Diode Forward Voltage
V
GS
= 0 V, I
S
= -0.42
(Note 2)
-0.8
-0.42
-10
-1.2
A
A
V
Notes:
1. R
θ
JA
is the sum of the junction-to-case and case-to-ambient thermal resistance where the case thermal reference is defined as the solder mounting surface of the drain pins. R
θ
JC
is guaranteed by
design while R
θ
CA
is determined by the user's board design.
P
D
(
t
) =
T
J
−T
A
R
θJA
(t)
=
T
J
−T
A
R
θJC
+R
θCA
(t)
=
I
2
(
t
) ×
R
DS(ON)@T
J
D
Typical R
θ
JA
using the board layouts shown below on 4.5"x5" FR-4 PCB in a still air environment:
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