参数资料
型号: ISL8023IRTAJZ-T
厂商: Intersil
文件页数: 9/20页
文件大小: 0K
描述: IC VOLTAGE REGULATOR
标准包装: 6,000
系列: *
ISL8023, ISL8024
Typical Operating Performance Unless otherwise noted, operating conditions are: T A = +25°C, V VIN = 5V, EN = VIN,
SYNC = VIN, L = 1.0μH, C1 = 22μF, C2 = 2 x 22μF, I OUT = 0A to 4A . (Continued)
1.529
1.830
1.524
1.824
3.3V IN PFM MODE
5V IN PFM MODE
1.519
1.514
3.3V IN PFM MODE
5V IN PFM MODE
1.818
1.812
1.509
1.504
3.3V IN PWM MODE
1.806
1.800
3.3V IN PWM MODE
5V IN PWM MODE
1.499
0.0 0.5 1.0
1.5
2.0
I OUT (A)
2.5
3.0
3.5
4.0
1.794
0.0
5V IN PWM MODE
0.5 1.0
1.5
2.0
I OUT (A)
2.5
3.0
3.5
4.0
FIGURE 10. V OUT REGULATION vs LOAD (1MHz, V OUT = 1.5V)
2.540
FIGURE 11. V OUT REGULATION vs LOAD (1MHz, V OUT = 1.8V)
3.354
2.532
3.3V IN PFM MODE
3.345
2.524
2.516
2.508
2.500
5V IN PFM MODE
3.3V IN PWM MODE
3.336
3.327
3.318
3.309
5V IN PFM MODE
5V IN PWM MODE
2.492
0.0 0.5 1.0
1.5
2.0
2.5
3.0
3.5
4.0
3.300
0.0
5V IN PWM MODE
0.5 1.0
1.5
2.0
2.5
3.0
3.5
4.0
I OUT (A)
FIGURE 12. V OUT REGULATION vs LOAD (1MHz, V OUT = 2.5V)
1.815
I OUT (A)
FIGURE 13. V OUT REGULATION vs LOAD (1MHz, V OUT = 3.3V)
1.836
1.810
1.828
0A LOAD
1.805
1.800
0A LOAD
1.820
1.812
1.795
1.790
2A LOAD
4A LOAD
1.804
1.796
2A LOAD
4A LOAD
1.785
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
1.788
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
V IN (V)
FIGURE 14. OUTPUT VOLTAGE REGULATION vs V IN (PWM V OUT = 1.8 )
V IN (V)
FIGURE 15. OUTPUT VOLTAGE REGULATION vs V IN (PFM V OUT = 1.8V)
9
FN7812.3
March 24, 2014
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