FDQ7236AS Fairchild Semiconductor, FDQ7236AS Datasheet - Page 8

• Manufacturer Part Number: FDQ7236AS
• Description: The FDQ7236AS is designed to replace two single SO- 8 MOSFETs in DC to DC power supplies
• Manufacturer: Fairchild Semiconductor

Typical Characteristics: Q1
0.01
100
0.1
10
10
8
6
4
2
0
Figure 23. Maximum Safe Operating Area.
1
0.01
Figure 21. Gate Charge Characteristics.
0
I
D
SINGLE PULSE
R
R
= 11A
θ JA
0.001
DS(ON)
V
T
0.01
GS
A
0.1
= 118
= 25
0.0001
1
= 10V
LIMIT
4
o
o
C
C/W
0.1
V
DS
D = 0.5
, DRAIN-SOURCE VOLTAGE (V)
0.2
Q
0.1
0.05
g
0.02
, GATE CHARGE (nC)
0.01
8
0.001
V
SINGLE PULSE
DS
Transient thermal response will change depending on the circuit board design.
Thermal characterization performed using the conditions described in Note 1c
= 10V
1
DC
Figure 25. Transient Thermal Response Curve.
10s
12
1s
100ms
15V
10ms
0.01
1ms
20V
10
100µs
16
0.1
100
20
t
1
, TIME (sec)
1500
1200
50
40
30
20
10
900
600
300
0
0.001
Figure 22. Capacitance Characteristics.
1
0
0
Figure 24. Single Pulse Maximum
C
rss
0.01
5
V
Power Dissipation.
10
DS
C
, DRAIN TO SOURCE VOLTAGE (V)
oss
0.1
10
P(pk)
Duty Cycle, D = t
t
T
R
1
R
, TIME (sec)
J
θJA
- T
θJA
(t) = r(t) * R
t
A
1
1
= 118 °C/W
t
15
= P * R
100
2
θJA
θJA
1
10
(t)
/ t
20
2
C
iss
SINGLE PULSE
R
θ JA
1000
T
FDQ7236AS Rev C
A
= 118°C/W
100
= 25°C
25
V
f = 1MHz
GS
= 0 V
1000
30