IRF7342D2PBF_15 Datasheet, PDF (5/11 Pages) International Rectifier – Ideal For Buck Regulator Applications

IRF7342D2PbF
Power Mosfet Characteristics
3.5
V_DS
R_D
3.0
V_GS
D.U.T.
2.5
R_G
-
+ V_DD
2.0
V_GS
Pulse Width ≤ 1 µs
1.5
Duty Factor ≤ 0.1 %
1.0
0.5
0.0
25
50
75
100
125
150
T_C , Case Temperature ( °C)
Fig 10a. Switching Time Test Circuit
V_GS
10%
t_d(on) t_r
t_d(off) t_f
Fig 9. Maximum Drain Current Vs.
Case Temperature
90%
V_DS
Fig 10b. Switching Time Waveforms
100
D = 0.50
0.20
10
0.10
0.05
0.02
1
0.01
SINGLE PULSE
(THERMAL RESPONSE)
PDM
t₁
t2
0.1
0.0001
0.001
Notes:
1. Duty factor D = t1 / t 2
2. Peak TJ = P DM x Z thJA + TA
0.01
0.1
1
10
100
t₁, Rectangular Pulse Duration (sec)
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
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