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ISL8002(2013_01) Ver la hoja de datos (PDF) - Intersil

Número de pieza
componentes Descripción
Lista de partido
ISL8002
(Rev.:2013_01)
Compact Synchronous Buck Regulators
Intersil
Intersil Intersil
ISL8002 Datasheet PDF : 22 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
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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