2SK4022 Datasheet, PDF (5/6 Pages) Toshiba Semiconductor – Switching Regulator, DC/DC Converter and Motor Drive Applications

2SK4022
10
5
3
1
Duty = 0.5
0.5
0.3
0.2
0.1
0.05
0.1
0.05 0.02
0.03 _0.01
0.01
10 μ
100 μ
r_th – t_w
Single pulse
PDM
t
T
Duty = t/T
Rth _(ch-c) = 6.25°C/W
1m
10 m
100 m
1
10
Pulse width t_w (S)
Safe operating area
100
50
30
10
ID max (pulsed) *
5
3 ^{ID max (continuous)}
100 μs *
1 ms *
DC
1
0.5
0.3
0.1
* Single nonrepetitive pulse
0.05 _{Tc = 25°C}
0.03 _{Curves must be derated linearly}
with increase in temperature.
VDSS max
0.01
1
3 5 10
30 50 100 300 500 1000
Drain-source voltage V_DS (V)
E_AS – T_ch
100
80
60
40
20
0
25
50
75
100
125
150
Channel temperature (initial) T_ch (°C)
15 V
−15 V
B_VDSS
I_AR
V_DD
V_DS
Test circuit
R_G = 25 Ω
V_DD = 50 V, L = 6.7 mH
Waveform
EΕ_AS
=
1
2
⋅L
⋅I2
⋅
⎜⎜⎝⎛
BVDSS
BVDSS ^− VDD
⎟⎟⎠⎞
5
2006-11-21