RFP3N50 데이터 시트보기 (PDF) - Intersil
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RFP3N50 Datasheet PDF : 10 Pages
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RFM3N45, RFM3N50, RFP3N45, RFP3N50
Typical Performance Curves Unless Otherwise Specified (Continued)
2
ID = 3A, VGS =10V
PULSE DURATION = 80µs
1.5
1
0.5
0-50
0
50
100
150
200
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 7. NORMALIZED DRAIN TO SOURCE ON
RESISTANCE vs JUNCTION TEMPERATURE
800
700
600
500
400
300
200
100
0
0
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGD
CISS
COSS
CRSS
10 20 30 40 50 60 70 80 90 100
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 9. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
1.4
VDS = 10V
1.3 ID = 250µA
1.2
1.1
1.0
0.9
0.8
0.7
0.6
-50
0
50
100
150
200
TJ, JUNCTION TEMPERATURE(oC)
FIGURE 8. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
500
10
VDD = BVDSS
375
GATE
SOURCE
VDD = BVDSS
8
VOLTAGE
6
RL = 167Ω
250
IG(REF) = 0.45mA
VGS = 10V
4
0.75BVDSS
125
0.50BVDSS
0.25BVDSS
2
DRAIN SOURCE VOLTAGE
0
0
IG(REF)
20
IG(ACT)
t, TIME (µs)
IG(REF)
80
IG(ACT)
NOTE: Refer to Harris Application Notes AN7254 and AN7260.
FIGURE 10. NORMALIZED SWITCHING WAVEFORMS FOR
CONSTANT GATE CURRENT
4
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