IRF7946PBF_15 Datasheet, PDF (4/12 Pages) International Rectifier – Brushed Motor drive applications

IRF7946PbF
1000
100
TOP
BOTTOM
VGS
15V
10V
8.0V
7.0V
6.0V
5.5V
5.0V
4.5V
1000
100
TOP
BOTTOM
VGS
15V
10V
8.0V
7.0V
6.0V
5.5V
5.0V
4.5V
10
4.5V
1
0.1
≤60μs PULSE WIDTH
Tj = 25°C
1
10
100
VDS, Drain-to-Source Voltage (V)
Fig 3. Typical Output Characteristics
1000
4.5V
10
0.1
≤60μs PULSE WIDTH
Tj = 150°C
1
10
100
VDS, Drain-to-Source Voltage (V)
Fig 4. Typical Output Characteristics
1.8
ID = 90A
1.6 ^{VGS = 10V}
100
1.4
TJ = 150°C
1.2
10
TJ = 25°C
1.0
VDS = 10V
≤60μs PULSE WIDTH
1.0
2
3
4
5
6
7
8
VGS, Gate-to-Source Voltage (V)
Fig 5. Typical Transfer Characteristics
100000
10000
VGS = 0V, f = 1 MHZ
Ciss = C _gs + Cgd, C _ds SHORTED
Crss = Cgd
Coss = Cds + Cgd
Ciss
Coss
Crss
1000
0.8
0.6
-60 -40 -20 0 20 40 60 80 100 120 140 160
TJ , Junction Temperature (°C)
Fig 6. Normalized On-Resistance vs. Temperature
14.0
12.0
ID= 90A
10.0
VDS= 32V
VDS= 20V
8.0
6.0
4.0
2.0
100
1
10
100
VDS, Drain-to-Source Voltage (V)
Fig 7. Typical Capacitance vs. Drain-to-Source Voltage
0.0
0 20 40 60 80 100 120 140 160 180
QG, Total Gate Charge (nC)
Fig 8. Typical Gate Charge vs. Gate-to-Source Voltage
4
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November 25, 2014