RFH25P08 데이터 시트보기 (PDF) - Intersil
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RFH25P08 Datasheet PDF : 4 Pages
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RFH25P08, RFH25P10, RFK25P08, RFK25P10
Typical Performance Curves Unless Otherwise Specified (Continued)
4
ID = 25A
VGS = -10V
3
2
1
0
-50
0
50
100
150
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 7. NORMALIZED DRAIN TO SOURCE ON
RESISTANCE vs JUNCTION TEMPERATURE
1.6
ID = 250µA
1.4 VGS = VDS
1.2
1.0
0.8
0.6
0.4
0.2
0-50
0
50
100
150
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 8. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
4000
3000
CRSS
COSS
CISS
2000
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGS
CISS
1000
00
COSS
CRSS
-10
-20
-30
-40
-50
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 9. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
100
10
BVDSS
GATE
VDD = BVDSS SOURCE
VDD = BVDSS
8
75
VOLTAGE
6
50
0.75BVDSS
0.50BVDSS
0.25BVDSS
4
RL = 4Ω
25
IG(REF) = 1.5mA
VGS = -10V
2
DRAIN SOURCE VOLTAGE
0
IG(REF)
20
IG(ACT)
0
IG(REF)
t, TIME (µs)
80
IG(ACT)
NOTE: Refer to Harris Application Notes AN7254 and AN7260.
FIGURE 10. NORMALIZED SWITCHING WAVEFORMS FOR
CONSTANT GATE CURRENT
Test Circuits and Waveforms
VGS
RL
DUT
RG
-
VDD
+
FIGURE 11. SWITCHING TIME TEST CIRCUIT
tON
td(ON)
tr
0
10%
tOFF
td(OFF)
tf
10%
VDS
VGS
0
90%
10%
50%
PULSE WIDTH
90%
50%
90%
FIGURE 12. RESISTIVE SWITCHING WAVEFORMS
6-4
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