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ISL8013A Folha de dados(PDF) 9 Page - Intersil Corporation

Nome de Peças ISL8013A
Descrição Electrónicos  3A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator
PDF  17 Pages
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Fabricante Electrônico  INTERSIL [Intersil Corporation]
Página de início  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL8013A Folha de dados(HTML) 9 Page - Intersil Corporation

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9
FN7526.0
November 25, 2009
FIGURE 15. OUTPUT VOLTAGE REGULATION vs VIN
(PWM VOUT = 1.8 )
FIGURE 16. OUTPUT VOLTAGE REGULATION vs VIN
(PFM VOUT = 1.8V)
FIGURE 17. STEADY STATE OPERATION AT NO LOAD
(PWM)
FIGURE 18. STEADY STATE OPERATION AT NO LOAD
(PFM)
FIGURE 19. STEADY STATE OPERATION WITH FULL
LOAD
FIGURE 20. MODE TRANSITION CCM TO DCM
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. (Continued)
1.750
1.760
1.770
1.780
1.790
1.800
1.810
1.820
1.830
2.02.5
3.0
3.5
4.04.5
5.05.5
INPUT VOLTAGE (V)
3A LOAD PWM
0A LOAD PWM
1.750
1.760
1.770
1.780
1.790
1.800
1.810
1.820
1.830
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE (V)
3A LOAD
0A LOAD
LX 2V/DIV
VOUT RIPPLE 20mV/DIV
IL 0.5A/DIV
LX 2V/DIV
VOUT RIPPLE 20mV/DIV
IL 0.5A/DIV
LX 2V/DIV
VOUT RIPPLE 20mV/DIV
IL 1A/DIV
LX 2V/DIV
VOUT RIPPLE 50mV/DIV
IL 1A/DIV
ISL8013A



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