AS4024 데이터 시트보기 (PDF) - General Semiconductor
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AS4024 Datasheet PDF : 2 Pages
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RATING AND CHARACTERISTIC CURVES AVALANCHE ALTERNATOR RECTIFIER - AS4024 AND AS4028
FIG. 1 - FORWARD CURRENT DERATING CURVE
50
45
40
35
30
25
20
15
10
5.0
0
0 20 40 60 80 100 120 140 160 180 200
CASE TEMPERATURE, ¡C
FIG. 2 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
100
10
200¡C
175¡C
25¡C
1
0.1
0.01
0.25 0.35 0.45 0.55 0.65 0.75 0.85 0.95
FORWARD VOLTAGE, VOLTS
FIG. 3 - PULSE WAVEFORM
150
tr=10ms
100
PEAK VALUE IPPM
TA=25¡C
PULSE WIDTH (td) is
DEFINED as the POINT
WHERE the PEAK CURRENT
DECAYS to 50% of IPP
HALF
VALUE
-
IPP
2
50
td
10/10000ms
10,000
FIG. 4. - REVERSE POWER CAPABILITY
0
0
5 10 15 20 25 30 35 40
t, TIME, ms
1,000
1
10
100
PULSE WIDTH (ms) - 1/2 IPP EXPONENTIAL WAVEFORM
FIG. 5 - LOAD DUMP POWER CHARACTERISTICS
(10ms EXPODENTIAL WAVEFORM)
3,500
3,000
2,500
2,000
1,500
1,000
500
FIG. 6 - TYPICAL REVERSE CHARACTERISTICS
100
200¡C
10
175¡C
1
0.1
0.01
25¡C
0.001
0
25
50
75 100 125 150 175 200
TEMPERATURE, ¡C
0.0001
5.0
20
35
50
65
80
95
PERCENTAGE OF V(BR), %
FIG. 7 - TYPICAL TRANSIENT THERMAL IMPEDANCE
100
10
1
RQJC
0.1
0.01
0.01
0.1
1
10
100
PULSE WIDTH, sec.
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