RFM18N08 데이터 시트보기 (PDF) - Intersil
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RFM18N08 Datasheet PDF : 5 Pages
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RFM18N08, RFM18N10, RFP18N08, RFP18N10
Typical Performance Curves Unless Otherwise Specified (Continued)
2.0
VGS = 10V
ID = 18A
PULSE DURATION = 80µs
1.5
1.4
VGS = VDS
ID = 250µA
1.2
1.0
1
0.5
0.8
0
-50
0
50
100
150
200
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 7. NORMALIZED DRAIN TO SOURCE ON
RESISTANCE vs JUNCTION TEMPERATURE
0.6
-50
0
50
100
150
200
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 8. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
2400
2000
1600
1200
800
400
0
0
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGD
CISS
COSS
CRSS
10
20
30
40
50
60
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 9. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
100
10
RL = 5.56Ω
IG(REF) = 1mA
75
VDD = BVDSS
GATE
VGS = 10V
VDD = BVDSS
8
SOURCE
VOLTAGE
6
50
0.75BVDSS
4
0.50BVDSS
25
0.25BVDSS
2
DRAIN SOURCE VOLTAGE
0
20
IG(REF)
IG(ACT)
t, TIME (µs)
0
80
IG(REF)
IG(ACT)
NOTE: Refer to Harris Application Notes AN7254 and AN7260.
FIGURE 10. NORMALIZED SWITCHING WAVEFORMS FOR
CONSTANT GATE CURRENT
5-4
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