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ISL8013A bảng dữ liệu(PDF) 7 Page - Intersil Corporation

tên linh kiện ISL8013A
Giải thích chi tiết về linh kiện  3A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator
PDF  17 Pages
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nhà sản xuất  INTERSIL [Intersil Corporation]
Trang chủ  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL8013A bảng dữ liệu(HTML) 7 Page - Intersil Corporation

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7
FN7526.0
November 25, 2009
ISL8013A
Typical Operating Performance Unless otherwise noted, operating conditions are: T
A = +25°C,
VVIN = 2.5V to 5.5V, EN = VIN, SYNCH = 0V, L = 1.5µH,
C1 = 2x22µF, C2 = 2x22µF, IOUT = 0A to 3A.
FIGURE 3. EFFICIENCY vs LOAD (1MHz 3.3 VIN PWM)
FIGURE 4. EFFICIENCY vs LOAD (1MHz 3.3 VIN PFM)
FIGURE 5. EFFICIENCY vs LOAD (1MHz 5VIN PWM)
FIGURE 6. EFFICIENCY vs LOAD (1MHz 5VIN PFM)
FIGURE 7. POWER DISSIPATION vs LOAD (1MHz,
VOUT = 1.8V)
FIGURE 8. POWER DISSIPATION WITH NO LOAD vs
VIN (PWM VOUT = 1.8V)
40
50
60
70
80
90
100
OUTPUT LOAD (A)
2.5VOUT-PWM
1.8VOUT-PWM
1.5VOUT-PWM
1.2VOUT-PWM
0.0
0.5
1.0
1.5
2.0
2.5
3.0
40
50
60
70
80
90
100
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
OUTPUT LOAD (A)
2.5VOUT-PFM
1.8VOUT-PFM 1.5VOUT-PFM
1.2VOUT-PFM
0.0
0.5
1.0
1.5
2.0
2.5
3.0
40
50
60
70
80
90
100
OUTPUT LOAD (A)
2.5VOUT-PWM
1.8VOUT-PWM 1.5VOUT-PWM
1.2VOUT-PWM
3.3VOUT-PWM
40
50
60
70
80
90
100
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
OUTPUT LOAD (A)
2.5VOUT-PFM 1.8VOUT-PFM
1.5VOUT-PFM
1.2VOUT-PFM
3.3VOUT-PFM
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
OUTPUT LOAD (A)
5VIN-PWM
3.3VIN-PFM
3.3VIN-PWM
5VIN-PFM
0
25
50
75
100
125
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)



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