76445P 데이터 시트보기 (PDF) - Intersil
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76445P Datasheet PDF : 9 Pages
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HUF76445P3, HUF76445S3S
Typical Performance Curves (Continued)
1.2
VGS = VDS, ID = 250µA
1.0
0.8
0.6
0.4
-80 -40
0
40
80 120 160 200
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 11. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
10000
CISS = CGS + CGD
CRSS = CGD
1000
COSS ≅ CDS + CGD
VGS = 0V, f = 1MHz
100
0.1
1.0
10
60
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 13. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
1.2
ID = 250µA
1.1
1.0
0.9
-80
-40
0
40
80 120 160 200
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 12. NORMALIZED DRAIN TO SOURCE BREAKDOWN
VOLTAGE vs JUNCTION TEMPERATURE
10
VDD = 30V
8
6
4
WAVEFORMS IN
2
DESCENDING ORDER:
ID = 75A
ID = 35A
0
0
30
60
90
120
150
Qg, GATE CHARGE (nC)
NOTE: Refer to Intersil Application Notes AN7254 and AN7260.
FIGURE 14. GATE CHARGE WAVEFORMS FOR CONSTANT
GATE CURRENT
1200
VGS = 4.5V, VDD = 30V, ID = 75A
1000
tr
800
600
400
200
0
0
tf
td(OFF)
td(ON)
10
20
30
40
50
RGS, GATE TO SOURCE RESISTANCE (Ω)
FIGURE 15. SWITCHING TIME vs GATE RESISTANCE
800
VGS = 10V, VDD = 30V, ID = 75A
600
td(OFF)
tf
400
tr
200
0
0
td(ON)
10
20
30
40
50
RGS, GATE TO SOURCE RESISTANCE (Ω)
FIGURE 16. SWITCHING TIME vs GATE RESISTANCE
5
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