参数资料
型号: ISL85033DUALEVAL1Z
厂商: Intersil
文件页数: 10/26页
文件大小: 0K
描述: EVAL BOARD 1 FOR ISL85033
标准包装: 1
系列: *
ISL85033
Typical Performance Curves Circuit of Figure 2. V IN = 12V, V OUT1 = 5V, V OUT2 = 3.3V, I OUT1 = 3A, I OUT2 = 3A,
T A = -40°C to +85°C, unless otherwise noted. Typical values are at T A = +25°C.
100
90
100
90
80
70
60
12V OUT 1MHz
9V OUT 1MHz
5V OUT 500kHz
3.3V OUT 500kHz
80
70
60
3.3V OUT
5V OUT
50
50
1.8V OUT 300kHz
40
0.0 0.5 1.0 1.5 2.0
2.5
3.0
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
OUTPUT LOAD (A)
FIGURE 4. EFFICIENCY vs LOAD, T A = +25°C, V IN = 28V
100
90
80
OUTPUT LOAD (A)
FIGURE 5. EFFICIENCY vs LOAD, T A = +25°C, F SW = 500kHz,
V IN = 12V
4.2
3.5
2.8
70
60
50
9V IN
12V IN
28V IN
2.1
1.4
0.7
28V IN
12V IN
9V IN
40
0
1
2 3 4
5
6
0.0
0
1
2 3 4
5
6
OUTPUT LOAD (A)
FIGURE 6. EFFICIENCY vs LOAD, T A = +25°C, CURRENT SHARING
5V OUT , F SW = 500kHz
4.8
4.0
3.2
OUTPUT LOAD (A)
FIGURE 7. POWER DISSIPATION vs LOAD, T A = +25°C,
CURRENT SHARING 5V OUT , F SW = 500kHz
5.04
5.03
5.02
2.4
5.01
9V IN
12V IN
1.6
12V IN
5.00
28V IN
0.8
0.0
0
1
28V IN
2 3 4
9V IN
5
6
4.99
4.98
0
0.5
1.0 1.5 2.0
2.5
3.0
OUTPUT LOAD (A)
FIGURE 8. POWER DISSIPATION vs LOAD, T A = +85°C,
CURRENT SHARING 5V OUT , F SW = 500kHz
10
OUTPUT LOAD (A)
FIGURE 9. V OUT REGULATION vs LOAD, CHANNEL 1,
T A = +25°C, 5V OUT , F SW = 500kHz
FN6676.6
February 23, 2012
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