IRFR420A Datasheet, PDF (4/7 Pages) International Rectifier – SMPS MOSFET

IRFR420A, IRFU420A, SiHFR420A,
10000
1000
100
VGS = 0V, f = 1 MHZ
Ciss = Cgs + Cgd, Cds SHORTED
Crss = Cgd
Coss = Cds + Cgd
Ciss
Coss
10
Crss
1
1
10
100
1000
VDS, Drain-to-Source Voltage (V)
Fig. 5 - Typical Capacitance vs. Drain-to-Source Voltage
20 _{ID = 2.5A}
15
V_DS = 400V
V_DS = 250V
V_DS = 100V
10
5
FOR TEST CIRCUIT
SEE FIGURE 13
0
0
4
8
12
16
Q_G , Total Gate Charge (nC)
Fig. 6 - Typical Gate Charge vs. Gate-to-Source Voltage
10
T_J = 150° C
1
T_J = 25° C
0.1
0.4
V_GS = 0 V
0.6
0.8
1.0
1.2
V_SD ,Source-to-Drain Voltage (V)
Fig. 7 - Typical Source-Drain Diode Forward Voltage
100
OPERATION IN THIS AREA LIMITED
BY R_DS(on)
10
10us
100us
1
1ms
T_C = 25 °C
T_J = 150°C
Single Pulse
0.1
10
100
10ms
1000
V_DS, Drain-to-Source Voltage (V)
Fig. 8 - Maximum Safe Operating Area
10000
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