HUFA76504DK8 Ver la hoja de datos (PDF) - Fairchild Semiconductor
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HUFA76504DK8
Fairchild Semiconductor
HUFA76504DK8 Datasheet PDF : 13 Pages
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HUFA76504DK8
Typical Performance Curves (Continued)
1.2
1.2
VGS = VDS, ID = 250µA
ID = 250µA
1.0
1.1
0.8
1.0
0.6
-80
-40
0
40
80
120
160
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 11. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
1000
CISS = CGS + CGD
100
COSS ≅ CDS + CGD
CRSS = CGD
10
VGS = 0V, f = 1MHz
3
0.1
1
10
80
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 13. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
80
VGS = 4.5V, VDD = 40V, ID = 1.1A
60
40
20
td(OFF)
tr
tf
td(ON)
0
0
10
20
30
40
50
RGS, GATE TO SOURCE RESISTANCE (Ω)
FIGURE 15. SWITCHING TIME vs GATE RESISTANCE
©2001 Fairchild Semiconductor Corporation
0.9
-80
-40
0
40
80
120
160
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 12. NORMALIZED DRAIN TO SOURCE BREAKDOWN
VOLTAGE vs JUNCTION TEMPERATURE
10
VDD = 40V
8
6
4
WAVEFORMS IN
2
DESCENDING ORDER:
ID = 2.5A
ID = 1.1A
0
0
2
4
6
8
Qg, GATE CHARGE (nC)
NOTE: Refer to Application Notes AN7254 and AN7260.
FIGURE 14. GATE CHARGE WAVEFORMS FOR CONSTANT
GATE CURRENT
120
VGS = 10V, VDD = 40V, ID = 2.5A
80
td(OFF)
40
tf
tr
td(ON)
0
0
10
20
30
40
50
RGS, GATE TO SOURCE RESISTANCE (Ω)
FIGURE 16. SWITCHING TIME vs GATE RESISTANCE
Rev. A, June 4, 2001
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