NTB30N20
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6
SAFE OPERATING AREA
Figure 11. Maximum Rated Forward Biased
Safe Operating Area
r(t)
, EFFECTIVE
TRANSIENT
THERMAL
RESIST
ANCE
(NORMALIZED)
t, TIME (
m
s)
0.1
1.0
0.01
0.1
0.2
0.02
D = 0.5
0.05
0.01
SINGLE PULSE
R
q
JC
(t) = r(t) R
q
JC
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t
1
T
J(pk)
− T
C
= P
(pk)
R
q
JC
(t)
P
(pk)
t
1
t
2
DUTY CYCLE, D = t
1
/t
2
1.0
10
0.1
0.01
0.001
0.0001
0.00001
T
J
, STARTING JUNCTION TEMPERATURE (
°
C)
E AS
, SINGLE PULSE DRAIN−T
O−SOURC
E
Figure 12. Maximum Avalanche Energy versus
Starting Junction Temperature
0.1
1.0
100
V
DS
, DRAIN−TO−SOURCE VOLTAGE (VOLTS)
Figure 13. Thermal Response
1
1000
A
V
ALANCHE ENERGY
(mJ)
I D
, DRAIN CURRENT
(AMPS)
R
DS(on)
LIMIT
THERMAL LIMIT
PACKAGE LIMIT
0.1
0
25
50
75
100
125
200
10
10
175
Figure 14. Diode Reverse Recovery Waveform
di/dt
t
rr
t
a
t
p
I
S
0.25 I
S
TIME
I
S
t
b
100
400
300
500
1000
100
V
GS
= 20 V
SINGLE PULSE
T
C
= 25
°
C
1 ms
100
m
s
10 ms
dc
10
m
s
I
D
= 30 A
150
