Data Sheet

www.onsemi.com
3
FDD8880
Typical Characteristics
T
C
= 25°C unless otherwise noted
Figure 1. Normalized Power Dissipation vs Case
Temperature
Figure 2. Maximum Continuous Drain Current vs
Case Temperature
Figure 3. Normalized Maximum Transient Thermal Impedance
Figure 4. Peak Current Capability
T
C
, CASE TEMPERATURE (
o
C)
POWER DISSIPATION MULTIPLIER
0
0 25 50 75 100 175
0.2
0.4
0.6
0.8
1.0
1.2
125
15
0
0
10
20
30
40
50
60
25
50 75 100 125 150 175
I
D
, DRAIN CURRENT
(A)
T
C
,
CASE TEMPERATURE (
o
C)
C
URRENT LIMITED
BY PACKAGE
V
GS
=
4.5V
V
GS
=
10V
0.1
1
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
1
0.01
2
t
, RECTANGULAR PULSE DURATION (s)
Z
θJC
, NORM
ALIZED
THERMAL IMPEDANCE
NO
TES:
DUTY FACTOR: D = t
1
/t
2
PE
AK T
J
=
P
DM
x
Z
θJC
x
R
θJC
+
T
C
P
DM
t
1
t
2
0.5
0.2
0.1
0.05
0.01
0.02
DUTY CYCLE - DESCENDING ORDER
SI
NGLE PULSE
100
30
50
0
I
DM
,
PEAK CURRENT (A)
t
, PULSE WIDTH (s)
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
1
T
C
= 25
o
C
I = I
25
175 - T
C
150
F
OR TEMPERATURES
ABOVE 25
o
C DERA
TE PEAK
CURRE
NT AS FOLLOWS:
TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
V
GS
=
4.5V
V
GS
=
10V