RFD3N08L View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
RFD3N08L Datasheet PDF : 8 Pages
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RFD3N08L, RFD3N08LSM
Typical Performance Curves Unless Otherwise Specified (Continued)
2.0
ID = 250µA
1.5
1.0
0.5
0
-80 -40
0
40
80
120 160 200
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 12. NORMALIZED DRAIN TO SOURCE BREAKDOWN
VOLTAGE vs JUNCTION TEMPERATURE
180
CISS
150
120
COSS
90
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGD
60
CRSS
30
0
0
5
10
15
20
25
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 14. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
Test Circuits and Waveforms
100
VDD = 40V, ID = 3A, RL = 13.3Ω
tr
80
60
40
tf
td(OFF)
20
td(ON)
0
0
10
20
30
40
50
RGS, GATE TO SOURCE RESISTANCE (Ω)
FIGURE 13. SWITCHING TIME vs GATE RESISTANCE
80
5.00
60
3.75
RL = 26.67Ω
IG(REF) = 0.1mA
VGS = 5V
40
2.50
PLATEAU VOLTAGES IN
DESCENDING ORDER:
VDD = BVDSS
20
VDD = 0.75 BVDSS
VDD = 0.50 BVDSS
1.25
VDD = 0.25BVDSS
0
20
IG(REF)
IG(ACT)
t, TIME (µs)
80
IG(REF)
IG(ACT)
0
NOTE: Refer to Intersil Application Notes AN7254 and AN7260.
FIGURE 15. NORMALIZED SWITCHING WAVEFORMS FOR
CONSTANT GATE CURRENT
VARY tP TO OBTAIN
REQUIRED PEAK IAS
RG
VGS
tP
0V
VDS
L
DUT
+
VDD
-
IAS
0.01Ω
FIGURE 16. UNCLAMPED ENERGY TEST CIRCUIT
tP
IAS
BVDSS
VDS
VDD
0
tAV
FIGURE 17. UNCLAMPED ENERGY WAVEFORMS
6-30
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