參數(shù)資料
型號(hào): FDS8978
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: JFETs
英文描述: 30V N-Channel PowerTrench MOSFET
中文描述: 6.9 A, 30 V, 0.018 ohm, 2 CHANNEL, N-CHANNEL, Si, POWER, MOSFET
封裝: ROHS COMPLIANT, SOP-8
文件頁(yè)數(shù): 3/9頁(yè)
文件大小: 439K
代理商: FDS8978
F
FDS8978 Rev. A
www.fairchildsemi.com
3
Typical Characteristics
T
A
= 25°C unless otherwise noted
Figure 1.
T
A
, AMBIENT TEMPERATURE (
o
C)
P
0
0
25
50
75
100
150
0.2
0.4
0.6
0.8
1.0
1.2
125
Normalized Power Dissipation vs
Ambient Temperature
Figure 2.
0
1
2
3
4
5
6
7
8
25
50
75
100
125
150
T
A
, AMBIENT TEMPERATURE (
o
C)
Maximum Continuous Drain Current vs
Ambient Temperature
I
D
,
V
GS
= 10V
V
GS
= 4.5V
R
θ
JA
= 78°C/W
Figure 3.
0.001
0.01
0.1
1
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
1
10
2
10
3
2
t, RECTANGULAR PULSE DURATION (s)
Z
θ
J
,
SINGLE PULSE
NOTES:
DUTY FACTOR: D = t
1
/t
2
PEAK T
J
= P
DM
x Z
θ
JA
x R
θ
JA
+ T
A
P
DM
t
1
t
2
DUTY CYCLE - DESCENDING ORDER
0.5
0.2
0.1
0.05
0.02
0.01
T
R
θ
JA
=78
o
C/W
Normalized Maximum Transient Thermal Impedance
Figure 4.
10
100
1000
5
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
1
10
2
10
3
I
D
,
t, PULSE WIDTH (s)
TRANSCONDUCTANCE
V
GS
= 10V
T
A
= 25
o
C
FOR TEMPERATURES
ABOVE 25
C DERATE PEAK
CURRENT AS FOLLOWS:
I = I
25
150 - T
A
125
V
GS
= 4.5V
Peak Current Capability
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