ISL8002(2013_01) 查看數據表（PDF） - Intersil
零件编号
产品描述 (功能)
比赛名单
ISL8002 Datasheet PDF : 22 Pages
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ISL8002, ISL8002A, ISL80019, ISL80019A
Typical Performance Curves
100
90
80
70
2.5VOUT
60
1.8VOUT
1.5VOUT
1.2VOUT
50
0.9VOUT
0.8VOUT
40
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUTPUT LOAD (A)
FIGURE 4. EFFICIENCY vs LOAD
FSW = 2MHz, VIN = 3.3V, MODE = PFM, TA = +25°C
100
90
80
70
2.5VOUT
60
1.8VOUT
1.5VOUT
50
1.2VOUT
0.9VOUT
0.8VOUT
40
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUTPUT LOAD (A)
FIGURE 5. EFFICIENCY vs LOAD
FSW = 2MHz, VIN = 3.3V, MODE = PWM, TA = +25°C
100
90
80
70
2.5VOUT
60
1.8VOUT
1.5VOUT
1.2VOUT
50
0.9VOUT
0.8VOUT
40
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUTPUT LOAD (A)
FIGURE 6. EFFICIENCY vs LOAD
FSW = 1MHz, VIN = 3.3V, MODE = PFM, TA = +25°C
100
90
80
70
2.5VOUT
60
1.8VOUT
1.5VOUT
50
1.2VOUT
0.9VOUT
0.8VOUT
40
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUTPUT LOAD (A)
FIGURE 7. EFFICIENCY vs LOAD
FSW = 1MHz, VIN = 3.3V, MODE = PWM, TA = +25°C
100
90
80
70
3.3VOUT
60
2.5VOUT
1.8VOUT
50
1.5VOUT
1.2VOUT
0.9VOUT
40
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUTPUT LOAD (A)
FIGURE 8. EFFICIENCY vs LOAD
FSW = 2MHz, VIN = 5V, MODE = PFM, TA = +25°C
100
90
80
70
3.3VOUT
60
2.5VOUT
1.8VOUT
50
1.5VOUT
1.2VOUT
0.9VOUT
40
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUTPUT LOAD (A)
FIGURE 9. EFFICIENCY vs LOAD
FSW = 2MHz, VIN = 5V, MODE = PWM, TA = +25°C
9
FN7888.1
January 7, 2013
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