参数资料
型号: AUIRFR120ZTR
厂商: International Rectifier
文件页数: 8/14页
文件大小: 0K
描述: MOSFET N-CH 100V 8.7A DPAK
标准包装: 2,000
系列: HEXFET®
FET 型: MOSFET N 通道,金属氧化物
FET 特点: 标准
漏极至源极电压(Vdss): 100V
电流 - 连续漏极(Id) @ 25° C: 8.7A
开态Rds(最大)@ Id, Vgs @ 25° C: 190 毫欧 @ 5.2A,10V
Id 时的 Vgs(th)(最大): 4V @ 25µA
闸电荷(Qg) @ Vgs: 10nC @ 10V
输入电容 (Ciss) @ Vds: 310pF @ 25V
功率 - 最大: 35W
安装类型: 表面贴装
封装/外壳: TO-252-3,DPak(2 引线+接片),SC-63
供应商设备封装: D-Pak
包装: 带卷 (TR)
AUIRFR/U120Z
10
Duty Cycle = Single Pulse
Allowed avalanche Current vs
avalanche pulsewidth, tav
1
0.1
0.01
0.01
0.05
0.10
assuming ? Tj = 25°C due to
avalanche losses. Note: In no
case should Tj be allowed to
exceed Tjmax
1.0E-06
1.0E-05
1.0E-04
1.0E-03
1.0E-02
tav (sec)
Fig 15. Typical Avalanche Current Vs.Pulsewidth
20
16
12
8
4
TOP Single Pulse
BOTTOM 1% Duty Cycle
ID = 5.2A
Notes on Repetitive Avalanche Curves , Figures 15, 16:
(For further info, see AN-1005 at www.irf.com)
1. Avalanche failures assumption:
Purely a thermal phenomenon and failure occurs at a
temperature far in excess of T jmax . This is validated for
every part type.
2. Safe operation in Avalanche is allowed as long asT jmax is
not exceeded.
3. Equation below based on circuit and waveforms shown in
Figures 12a, 12b.
4. P D (ave) = Average power dissipation per single
avalanche pulse.
5. BV = Rated breakdown voltage (1.3 factor accounts for
voltage increase during avalanche).
6. I av = Allowable avalanche current.
7. ? T = Allowable rise in junction temperature, not to exceed
0
25
50
75
100
125
150
175
T jmax (assumed as 25°C in Figure 15, 16).
t av = Average time in avalanche.
D = Duty cycle in avalanche = t av ·f
8
Starting T J , Junction Temperature (°C)
Fig 16. Maximum Avalanche Energy
Vs. Temperature
Z thJC (D, t av ) = Transient thermal resistance, see figure 11)
P D (ave) = 1/2 ( 1.3·BV·I av ) = D T/ Z thJC
I av = 2 D T/ [1.3·BV·Z th ]
E AS (AR) = P D (ave) ·t av
www.irf.com
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