FDQ7238AS_08 FAIRCHILD [Fairchild Semiconductor], FDQ7238AS_08 Datasheet - Page 5

• Manufacturer Part Number: FDQ7238AS_08
• Description: Dual Notebook Power Supply N-Channel PowerTrench in SO-14 Package
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

Typical Characteristics : Q2
0.01
100
0.1
10
10
8
6
4
2
0
1
0.01
Figure 9. Maximum Safe Operating Area.
0
Figure 7. Gate Charge Characteristics.
I
D
SINGLE PULSE
= 14A
R
R
0.001
DS(ON)
θ JA
V
T
0.01
GS
A
0.1
= 94
= 25
0.0001
1
= 10V
5
LIMIT
o
o
C/W
C
0.1
V
DS
D = 0.5
, DRAIN-SOURCE VOLTAGE (V)
0.2
10
Q
0.1
0.05
g
0.02
, GATE CHARGE (nC)
0.01
0.001
V
SINGLE PULSE
DS
Thermal characterization performed using the conditions described in Note 1d.
Transient thermal response will change depending on the circuit board design
= 10V
15
1
Figure 11. Transient Thermal Response Curve.
DC
10s
15V
1s
100ms
20
0.01
10ms
10
20V
1ms
25
100µs
0.1
100
30
t
1
, TIME (sec)
2500
2000
1500
1000
50
40
30
20
10
500
0
0.001
1
0
Figure 8. Capacitance Characteristics.
0
Figure 10. Single Pulse Maximum
C
rss
0.01
5
V
Power Dissipation.
10
DS
, DRAIN TO SOURCE VOLTAGE (V)
0.1
10
P(pk)
C
Duty Cycle, D = t
oss
t
T
R
1
, TIME (sec)
J
θJA
R
- T
θJA
(t) = r(t) * R
t
A
1
1
t
15
= 94°C/W
= P * R
100
2
θJA
θJA
1
10
(t)
/ t
20
2
C
SINGLE PULSE
iss
R
θ JA
1000
T
FDQ7238AS Rev A1 (X)
A
100
= 94°C/W
= 25°C
25
V
f = 1MHz
GS
= 0 V
1000
30