RFD15P05 Просмотр технического описания (PDF) - Intersil
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RFD15P05 Datasheet PDF : 8 Pages
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RFD15P05, RFD15P05SM, RFP15P05
Typical Performance Curves (Continued)
1400
1200
1000
800
600
400
200
0
0
CISS
COSS
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGS
CRSS
-5
-10
-15
-20
-25
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 12. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
-50
-37.5
-25
-12.5
VDD = BVDSS
VDD = BVDSS
RL = 3.33Ω
IG(REF) = -0.65mA
VGS = -10V
0.75 BVDSS 0.75 BVDSS
0.50 BVDSS 0.50 BVDSS
0.25 BVDSS 0.25 BVDSS
-10.0
-7.5
-5.0
-2.5
0
IG(REF)
20
IG(ACT)
t, TIME (ms)
0.0
IG(REF)
80
IG(ACT)
NOTE: Refer to Intersil Application Notes AN7254 and AN7260
FIGURE 13. NORMALIZED SWITCHING WAVEFORMS FOR
CONSTANT GATE CURRENT
Test Circuits and Waveforms
VARY tP TO OBTAIN
REQUIRED PEAK IAS
RG
0V
VGS
tP
VDS
L
DUT
-
VDD
+
IAS
0.01Ω
FIGURE 14. UNCLAMPED ENERGY TEST CIRCUIT
RL
DUT
RG
VGS
-
VDD
+
FIGURE 16. SWITCHING TIME TEST CIRCUIT
4-100
tAV
0
VDD
IAS
tP
BVDSS
VDS
FIGURE 15. UNCLAMPED ENERGY WAVEFORMS
tON
td(ON)
tr
0
10%
tOFF
td(OFF)
tf
10%
VDS
VGS
0
90%
10%
50%
PULSE WIDTH
90%
50%
90%
FIGURE 17. RESISTIVE SWITCHING WAVEFORMS
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