AUIRLR3114Z International Rectifier, AUIRLR3114Z Datasheet - Page 8

• Manufacturer Part Number: AUIRLR3114Z
• Description: MOSFET Power
• Manufacturer: International Rectifier

Specifications of AUIRLR3114Z

• Transistor Polarity: N-Channel
• Resistance Drain-source Rds (on): 6.5 mOhms
• Drain-source Breakdown Voltage: 40 V
• Gate-source Breakdown Voltage: 16 V
• Continuous Drain Current: 130 A
• Power Dissipation: 140 W
• Mounting Style: SMD/SMT
• Package / Case: DPAK
• Gate Charge Qg: 40 nC
• Lead Free Status / Rohs Status: Details

8
1000
150
100
100
50
0.1
10
0
Fig 16. Maximum Avalanche Energy
1.0E-06
1
25
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming ΔΤ j = 25°C and
Tstart = 150°C.
Starting T J , Junction Temperature (°C)
0.05
0.10
50
Duty Cycle = Single Pulse
vs. Temperature
TOP
BOTTOM 1.0% Duty Cycle
I D = 42A
75
1.0E-05
100
0.01
Single Pulse
125
Fig 15. Typical Avalanche Current vs.Pulsewidth
150
1.0E-04
175
tav (sec)
Allowed avalanche Current vs avalanche
pulsewidth, tav, assuming Δ Tj = 150°C and
Tstart =25°C (Single Pulse)
Notes on Repetitive Avalanche Curves , Figures 15, 16:
(For further info, see AN-1005 at www.irf.com)
1. Avalanche failures assumption:
2. Safe operation in Avalanche is allowed as long as
3. Equation below based on circuit and waveforms shown in
4. P
5. BV = Rated breakdown voltage (1.3 factor accounts for
6. I
7. ΔT
1.0E-03
Purely a thermal phenomenon and failure occurs at a
t
D = Duty cycle in avalanche = t
Z
temperature far in excess of T
Figures 12a, 12b.
voltage increase during avalanche).
T
neither Tjmax nor Iav (max) is exceeded.
avalanche pulse.
every part type.
av
av =
thJC
D (ave)
jmax
= Allowable avalanche current.
=
Average time in avalanche.
(D, t
Allowable rise in junction temperature, not to exceed
(assumed as 25°C in Figure 15, 16).
= Average power dissipation per single
av
P
) = Transient thermal resistance, see figure 11)
D (ave)
= 1/2 ( 1.3·BV·I
I
E
av
AS (AR)
1.0E-02
= 2DT/ [1.3·BV·Z
= P
D (ave)
jmax
av
av
. This is validated for
·f
) = DT/ Z
·t
th
av
]
1.0E-01
thJC
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