RFM6N45 Ver la hoja de datos (PDF) - Intersil
Número de pieza
componentes Descripción
Fabricante
RFM6N45 Datasheet PDF : 4 Pages
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RFM6N45, RFP6N45, RFP6N50
Typical Performance Curves (Continued)
3.5
ID = 6A
VGS = 10V
2.5
1.5
VGS = VDS
ID = 250µA
1.0
1.5
0.5
0.5
-50
0
50
100
150
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 7. NORMALIZED DRAIN TO SOURCE ON
RESISTANCE vs JUNCTION TEMPERATURE
0
-50
0
50
100
150
TC, JUNCTION TEMPERATURE (oC)
FIGURE 8. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
1400
1000
CISS
VGS = 0V, f = 1MHz
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGS
600
200
0
0
COSS
CRSS
10
20
30
40
50
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 9. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
500
10
GATE
8
375
VDD = BVDSS
SOURCE
VOLTAGE VDD = BVDSS
RL = 83Ω
6
250
IG(REF) = 1.1mA
VGS = 10V
4
0.75 BVDSS
125
0.50 BVDSS
0.25 BVDSS
2
DRAIN SOURCE VOLTAGE
0
0
20 IG(REF)
IG(ACT)
t, TIME (µs)
80 IG(REF)
IG(ACT)
NOTE: Refer to Harris Applications Notes AN7254 and AN7260
FIGURE 10. NORMALIZED SWITCHING WAVEFORMS FOR
CONSTANT GATE CURRENT
Test Circuits and Waveforms
RL
+
RG
VDD
-
DUT
VGS
FIGURE 11. SWITCHING TIME TEST CIRCUIT
VDS
tON
td(ON)
tr
90%
tOFF
td(OFF)
tf
90%
10%
0
VGS
10%
0
50%
PULSE WIDTH
10%
90%
50%
FIGURE 12. RESISTIVE SWITCHING WAVEFORMS
5-4
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