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RFL1N12L Datasheet, PDF (4/4 Pages) Intersil Corporation – 1A, 120V and 150V, 1.900 Ohm, Logic Level, N-Channel Power MOSFETs
RFL1N12L, RFL1N15L
Typical Performance Curves Unless Otherwise Specified (Continued)
ID = 1A
2 VGS = 5V
1.5
1
2
ID = 250µA
VGS = VDS
1.5
1
0.5
0.5
-50
0
50
100
150
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 7. NORMALIZED DRAIN TO SOURCE ON
RESISTANCE vs JUNCTION TEMPERATURE
-50
0
50
100
150
TJ, JUNCTION TEMPERATURE (oC)
FIGURE 8. NORMALIZED GATE THRESHOLD VOLTAGE vs
JUNCTION TEMPERATURE
240
VGS = 0V, f = 1MHz
200
CISS = CGS + CGD
CRSS = CGD
COSS ≈ CDS + CGS
160
120
80
40
0
CISS
COSS
CRSS
10
20
30
40
50
60
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 9. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
150
10
VDS
RL = 75Ω
IG(REF) = 0.095mA
8
112.5
VGS = 5V
GATE
SOURCE
6
75
VDD = BVDSSVOLTAGE VDD = BVDSS
4
37.5
0.75VDSS
0.50VDSS
2
0.25VDSS
DRAIN SOURCE VOLTAGE
0
0
20 IG(REF)
IG(ACT)
t, TIME (µs)
80 IG(REF)
IG(ACT)
NOTE: Refer to Harris Application 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
10%
VGS
10%
0
50%
PULSE WIDTH
90%
50%
FIGURE 12. RESISTIVE SWITCHING WAVEFORMS
6-4