ISL8014AEVAL2Z datasheet(7/16 Pages) RENESAS

tên linh kiện	ISL8014AEVAL2Z

Giải thích chi tiết về linh kiện	4A Low Quiescent Current 1MHz High Efficiency Synchronous Buck Regulator

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ISL8014A

FN7525 Rev 2.00

Page 7 of 16

December 16, 2014

FIGURE 7. POWER DISSIPATION WITH NO LOAD vs VIN

(PFM VOUT = 1.8V)

FIGURE 8. VOUT REGULATION vs LOAD (1MHz, VOUT = 1.2V)

FIGURE 9. VOUT REGULATION vs LOAD (1MHz, VOUT = 1.5V)

FIGURE 10. VOUT REGULATION vs LOAD (1MHz, VOUT = 1.8V)

FIGURE 11. VOUT REGULATION vs LOAD (1MHz, VOUT = 2.5V)

FIGURE 12. VOUT REGULATION vs LOAD (1MHz, VOUT = 3.3V)

Typical Operating Performance Unless otherwise noted, operating conditions are: TA = +25°C, VVIN = 2.5V to 5.5V, EN = VIN,

SYNCH = 0V, L = 1.5µH, C1 = 2x22µF, C2 = 2x22µF, IOUT = 0A to 4A. (Continued)

0.05

0.10

0.15

0.20

0.25

2.02.5

3.03.5

4.04.5

5.05.5

VIN (V)

1.16

1.17

1.18

1.19

1.20

1.21

1.22

1.23

1.24

0.00.5

1.0

1.5

2.02.5

3.03.5

4.0

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PWM

3.3VIN-PFM

1.47

1.48

1.49

1.50

1.51

1.52

1.53

1.54

1.55

0.00.5

1.01.5

2.02.5

3.03.5

4.0

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PWM

3.3VIN-PFM

1.75

1.76

1.77

1.78

1.79

1.80

1.81

1.82

1.83

0.0

0.5

1.0

1.5

2.0

2.5

3.0

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PFM

3.3VIN-PWM

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PWM

3.3VIN-PFM

2.44

2.45

2.46

2.47

2.48

2.49

2.50

2.51

2.52

3.28

3.29

3.30

3.31

3.32

3.33

3.34

3.35

3.36

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

4.5VIN-PWM

4.5VIN-PFM

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