AUIRFR1018E International Rectifier, AUIRFR1018E Datasheet - Page 6

• Manufacturer Part Number: AUIRFR1018E
• Description: 54T8886
• Manufacturer: International Rectifier

Specifications of AUIRFR1018E

• Transistor Polarity: N Channel
• Continuous Drain Current Id: 56A
• Drain Source Voltage Vds: 60V
• On Resistance Rds(on): 0.0071ohm
• Rds(on) Test Voltage Vgs: 10V
• Power Dissipation Pd: 110W
• Rohs Compliant: Yes
• Drain-source Breakdown Voltage: 60 V
• Gate-source Breakdown Voltage: 20 V
• Continuous Drain Current: 79 A
• Power Dissipation: 110 W
• Mounting Style: SMD/SMT
• Package / Case: DPAK
• Gate Charge Qg: 46 nC
• Lead Free Status / Rohs Status: Details

6
Fig 15. Maximum Avalanche Energy vs. Temperature
100
80
60
40
20
0
25
0.001
100
0.01
0.1
10
Starting T J , Junction Temperature (°C)
0.1
10
1
1.0E-06
1
1E-006
50
Fig 13. Maximum Effective Transient Thermal Impedance, Junction-to-Case
D = 0.50
Duty Cycle = Single Pulse
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming ΔΤ j = 25°C and
Tstart = 150°C.
TOP
BOTTOM 10% Duty Cycle
I D = 47A
75
0.20
0.10
0.05
0.02
0.01
SINGLE PULSE
( THERMAL RESPONSE )
100
0.01
0.05
0.10
Single Pulse
1.0E-05
1E-005
Fig 14. Typical Avalanche Current vs.Pulsewidth
125
150
175
t 1 , Rectangular Pulse Duration (sec)
1.0E-04
0.0001
Notes on Repetitive Avalanche Curves , Figures 14, 15:
(For further info, see AN-1005 at www.irf.com)
1. Avalanche failures assumption:
2. Safe operation in Avalanche is allowed as long asT
3. Equation below based on circuit and waveforms shown in Figures 16a, 16b.
4. P
5. BV = Rated breakdown voltage (1.3 factor accounts for voltage increase
6. I
7. ΔT
tav (sec)
Purely a thermal phenomenon and failure occurs at a temperature far in
excess of T
during avalanche).
25°C in Figure 14, 15).
t
D = Duty cycle in avalanche = t
Z
av
av =
thJC
D (ave)
τ
J
= Allowable avalanche current.
=
τ
J
τ
Average time in avalanche.
(D, t
Allowable rise in junction temperature, not to exceed T
1
Ci= τi/Ri
τ
1
Ci
= Average power dissipation per single avalanche pulse.
av
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming ΔTj = 150°C and
Tstart =25°C (Single Pulse)
i/Ri
) = Transient thermal resistance, see Figures 13)
R
1
jmax
R
1.0E-03
1
0.001
. This is validated for every part type.
τ
2
R
τ
2
2
R
P
2
D (ave)
R
τ
3
3
R
τ
3
3
= 1/2 ( 1.3·BV·I
I
E
av
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
AS (AR)
= 2DT/ [1.3·BV·Z
τ
R
4
av
τ
4
R
4
4
1.0E-02
·f
τ
= P
C
τ
0.01
Ri (°C/W)
0.026741 0.000007
0.606685 0.000843
0.406128 0.005884
D (ave)
0.28078
av
) = DT/ Z
·t
th
av
]
τι (sec)
0.000091
jmax
thJC
jmax
is not exceeded.
1.0E-01
(assumed as
www.irf.com
0.1