ISL8033A View Datasheet(PDF) - Intersil
Part Name
Description
MFG CO.
ISL8033A Datasheet PDF : 18 Pages
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ISL8033, ISL8033A
Typical Operating Performance ISL8033
Unless otherwise noted, operating conditions are: TA = +25°C, VIN = 5V, EN = VIN, L1 = L2 = 1.5µH, C1 = C2 = C4 = 2x22µF, VOUT1 = 1.2V, VOUT2 = 1.8V,
IOUT1 = IOUT2 = 0A to 3A.
100
100
90
80
1.8VOUT 2.5VOUT
1.2VOUT 1.5VOUT
70
90
80
1.8VOUT 2.5VOUT
70
3.3VOUT
1.2VOUT 1.5VOUT
60
60
50
50
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
IOUT (A)
FIGURE 3. EFFICIENCY, TA = +25°C VIN = 3.3V
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
IOUT (A)
FIGURE 4. EFFICIENCY, TA = +25°C, VIN = 5V
1.2
1.0
0.8
3.3VIN
0.6
5VIN
0.4
0.2
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
IOUT (A)
FIGURE 5. POWER DISSIPATION, TA = +25°C VOUT = 1.8V
1.210
1.205
1.200
5VIN
1.195
1.190
3.3VIN
1.185
1.180
0
0.5
1.0
1.5
2.0
2.5
3.0
IOUT (A)
FIGURE 6. LOAD REGULATION, VOUT = 1.2V TA = +25°C
1.500
1.495
1.490
5VIN
1.485
1.480
3.3VIN
1.475
1.470
0
0.5
1.0
1.5
2.0
2.5
3.0
IOUT (A)
FIGURE 7. LOAD REGULATION, VOUT = 1.5V TA = +25°C
1.800
1.795
1.790
1.785
5VIN
1.780
1.775
3.3VIN
1.770
0.0
0.5
1.0
1.5
2.0
2.5
3.0
IOUT (A)
FIGURE 8. LOAD REGULATION, VOUT = 1.8V TA = +25°C
8
FN6854.2
March 24, 2011
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