8014AIRZ データシートの表示（PDF） - Renesas Electronics
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8014AIRZ Datasheet PDF : 16 Pages
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ISL8014A
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)
0.25
1.24
0.20
0.15
0.10
0.05
1.23
1.22 3.3VIN-PFM
1.21
1.20
1.19
1.18
5VIN-PWM
5VIN-PFM
1.17
3.3VIN-PWM
0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
1.16
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
OUTPUT LOAD (A)
FIGURE 7. POWER DISSIPATION WITH NO LOAD vs VIN
(PFM VOUT = 1.8V)
FIGURE 8. VOUT REGULATION vs LOAD (1MHz, VOUT = 1.2V)
1.55
1.54
3.3VIN-PFM
1.53
3.3VIN-PWM
1.52
1.51
1.50
1.49
5VIN-PWM
5VIN-PFM
1.48
1.47
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
OUTPUT LOAD (A)
FIGURE 9. VOUT REGULATION vs LOAD (1MHz, VOUT = 1.5V)
1.83
1.82
1.81
3.3VIN-PFM
5VIN-PWM
1.80
1.79
1.78 3.3VIN-PWM
1.77
5VIN-PFM
1.76
1.75
0.0
0.5
1.0
1.5
2.0
2.5
3.0
OUTPUT LOAD (A)
FIGURE 10. VOUT REGULATION vs LOAD (1MHz, VOUT = 1.8V)
2.52
2.51
3.3VIN-PFM
2.50
3.3VIN-PWM
2.49
2.48
2.47
2.46
5VIN-PWM
2.45 5VIN-PFM
2.44
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
OUTPUT LOAD (A)
FIGURE 11. VOUT REGULATION vs LOAD (1MHz, VOUT = 2.5V)
3.36
3.35
3.34
5VIN-PWM
4.5VIN-PWM
3.33
3.32
3.31
4.5VIN-PFM
3.30 5VIN-PFM
3.29
3.28
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
OUTPUT LOAD (A)
FIGURE 12. VOUT REGULATION vs LOAD (1MHz, VOUT = 3.3V)
FN7525 Rev 2.00
December 16, 2014
Page 7 of 16
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