参数资料
型号: FDB8443
厂商: Fairchild Semiconductor
文件页数: 3/6页
文件大小: 0K
描述: MOSFET N-CH 40V 120A TO-263AB
标准包装: 1
系列: PowerTrench®
FET 型: MOSFET N 通道,金属氧化物
FET 特点: 逻辑电平门
漏极至源极电压(Vdss): 40V
电流 - 连续漏极(Id) @ 25° C: 120A
开态Rds(最大)@ Id, Vgs @ 25° C: 3 毫欧 @ 80A,10V
Id 时的 Vgs(th)(最大): 4V @ 250µA
闸电荷(Qg) @ Vgs: 185nC @ 10V
输入电容 (Ciss) @ Vds: 9310pF @ 25V
功率 - 最大: 188W
安装类型: 表面贴装
封装/外壳: TO-263-3,D²Pak(2 引线+接片),TO-263AB
供应商设备封装: TO-263AB
包装: 标准包装
其它名称: FDB8443DKR
Typical Characteristics
1.2
200
V GS = 10V
1.0
150
0.8
0.6
100
CURRENT LIMITED
0.4
0.2
50
BY PACKAGE
0.0
0
25
50 75 100 125 150
175
0
25
50
75
100
125
150
175
T C , CASE TEMPERATURE ( o C )
Figure 1. Normalized Power Dissipation vs Case
Temperature
2
T C , CASE TEMPERATURE ( o C )
Figure 2. Maximum Continuous Drain Current vs
Case Temperature
1
DUTY CYCLE - DESCENDING ORDER
D = 0.50
0.20
0.1
0.10
0.05
0.02
0.01
P DM
t 1
0.01
NOTES:
t 2
DUTY FACTOR: D = t 1 /t 2
PEAK T J = P DM x Z θ JC x R θ JC + T C
SINGLE PULSE
10
10
10
10
10
10
10
1E-3
-5
-4 -3 -2 -1
t, RECTANGULAR PULSE DURATION(s)
Figure 3. Normalized Maximum Transient Thermal Impedance
0
1
MAY LIMIT CURRENT
IN THIS REGION
5000 5000
1000 1000
= =
V GS V GS 10V 10V TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
T C = 25 o C
FOR TEMPERATURES
ABOVE 25 o C DERATE PEAK
CURRENT AS FOLLOWS:
175 - T C
I = I 2
150
100 100
10 10
10 10 -5
10 10 -4
10 10 -3
10 10 -2
10 10 -1
10 1
10 10
SINGLE PULSE
-5 -4
-3 -2 -1
t,
t, RECTANGULAR PULSE DURATION(s)
0
1
Figure 4. Peak Current Capability
?2010 Fairchild Semiconductor Corporation
FDB8443 Rev. C1
3
www.fairchildsemi.com
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