RF3V49092 데이터 시트보기 (PDF) - Intersil
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RF3V49092 Datasheet PDF : 13 Pages
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RF3V49092, RF3S49092SM
Typical Performance Curves (N-Channel) (Continued)
DUTY CYCLE - DESCENDING ORDER
0.5
1 0.2
0.1
0.05
0.02
0.01
0.1
SINGLE PULSE
0.01
10-5
10-4
10-3
10-2
10-1
t, RECTANGULAR PULSE DURATION (s)
PDM
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC x RθJC + TC
100
101
FIGURE 3. NORMALIZED MAXIMUM TRANSIENT THERMAL IMPEDANCE
100
TJ = MAX RATED, TC = 25oC
10
OPERATION IN THIS
AREA MAY BE
LIMITED BY rDS(ON)
5ms
10ms
100ms
1s
DC
11
10
50
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 4. FORWARD BIAS SAFE OPERATING AREA
1000
100
VGS = 5V
TC = 25oC
FOR TEMPERATURES
ABOVE 25oC DERATE PEAK
CURRENT AS FOLLOWS:
I = I25 175 - TC
150
TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
1100-5
10-4
10-3
10-2
10-1
10 0
101
t, PULSE WIDTH (s)
FIGURE 5. PEAK CURRENT CAPABILITY
100
STARTING TJ = 25oC
10
STARTING TJ = 150oC
If R = 0
tAV = (L)(IAS)/(1.3*RATED BVDSS - VDD)
If R ≠ 0
tAV = (L/R)ln[(IAS*R)/(1.3*RATED BVDSS - VDD) +1]
1
0.01
0.1
1
10
100
tAV, TIME IN AVALANCHE (ms)
NOTE: Refer to Intersil Application Notes AN9321 and AN9322.
FIGURE 6. UNCLAMPED INDUCTIVE SWITCHING CAPABILITY
50
VGS = 10V
VGS = 5V
VGS = 4.5V
40
VGS = 4V
30
20
VGS = 3V
10
PULSE DURATION = 80µs, TC = 25oC
DUTY CYCLE = 0.5% MAX
0
0
1
2
3
4
5
6
7
VDS, DRAIN TO SOURCE VOLTAGE (V)
FIGURE 7. SATURATION CHARACTERISTICS
4-33
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