ISL8560 데이터 시트보기 (PDF) - Intersil
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ISL8560 Datasheet PDF : 17 Pages
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ISL8560
Typical Performance Curves
100
90
2.5V VOUT
3.3V VOUT
5V VOUT
80
70
60
50
1.8V VOUT
40
1.2V VOUT
30
20
0.0
0.5
1.0
1.5
2.0
OUTPUT LOAD (A)
FIGURE 4. EFFICIENCY vs LOAD (12V INPUT - 500kHz)
100
12V VOUT
90
80
5V VOUT
70
60
50
40
2.5V VOUT
1.8V VOUT 1.2V VOUT
30
3.3V VOUT
20
0.0
0.5
1.0
1.5
2.0
OUTPUT LOAD (A)
FIGURE 5. EFFICIENCY vs LOAD (24V INPUT - 500kHz)
100
24V VOUT
90
80
12V VOUT
70
60
50
2.5V VOUT
3.3V VOUT
1.8V VOUT
40
5V VOUT
30
20
0.0
0.5
1.0
1.5
2.0
OUTPUT LOAD (A)
FIGURE 6. EFFICIENCY vs LOAD (36V INPUT - 500kHz)
100
24V VOUT
90
80
12V VOUT
70
60
50
40
2.5V VOUT
3.3V VOUT
1.8V VOUT
5V VOUT
30
20
0.0
0.5
1.0
1.5
2.0
OUTPUT LOAD (A)
FIGURE 7. EFFICIENCY vs LOAD (48V INPUT - 500kHz)
3.38
3.35
3.32
24V VIN
12V VIN
3.29
3.26
3.23
36V VIN
48V VIN
3.20
0.0
0.5
1.0
1.5
2.0
2.5
OUTPUT LOAD (A)
FIGURE 8. VOUT REGULATION vs LOAD
(VOUT = 3.3V - 500kHz)
5.10
5.05
5.00
12V VIN
4.95
24V VIN
4.90
4.85
36V VIN
48V VIN
4.80
0.0
0.5
1.0
1.5
2.0
2.5
OUTPUT LOAD (A)
FIGURE 9. VOUT REGULATION vs LOAD
(VOUT = 5V - 500kHz)
7
FN9244.7
September 19, 2008
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