ISL8002 查看數據表（PDF） - Renesas Electronics

零件编号

产品描述 (功能)

比赛名单

ISL8002

Compact Synchronous Buck Regulators

Renesas Electronics 

ISL8002, ISL8002A, ISL80019, ISL80019A

Typical Performance Curves (Continued)

0.925

0.920

0.915

5VIN PFM

5VIN PWM

3.3VIN PWM

3.3VIN PFM

1.230

1.225

1.220

5VIN PFM

5VIN PWM

3.3VIN PWM

3.3VIN PFM

0.910

1.215

0.905

1.210

0.900

0.895

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

OUTPUT LOAD (A)

FIGURE 15. VOUT REGULATION vs LOAD,

FSW = 2MHz, VOUT = 0.9V, TA = +25°C

1.205

1.200

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

OUTPUT LOAD (A)

FIGURE 16. VOUT REGULATION vs LOAD,

FSW = 2MHz, VOUT = 1.2V, TA = +25°C

1.520

1.515

1.510

5VIN PFM

5VIN PWM

3.3VIN PWM

3.3VIN PFM

1.505

1.500

1.495

1.490

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

OUTPUT LOAD (A)

FIGURE 17. VOUT REGULATION vs LOAD,

FSW = 2MHz, VOUT = 1.5V, TA = +25°C

1.810

1.805

1.800

5VIN PFM

5VIN PWM

3.3VIN PWM

3.3VIN PFM

1.795

1.790

1.785

1.780

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6

OUTPUT LOAD (A)

FIGURE 18. VOUT REGULATION vs LOAD,

FSW = 2MHz, VOUT = 1.8V, TA = +25°C

1.8 2.0

2.505

2.500

2.495

5VIN PFM

5VIN PWM

3.3VIN PWM

3.3VIN PFM

2.490

2.485

2.480

2.4750.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

OUTPUT LOAD (A)

FIGURE 19. VOUT REGULATION vs LOAD,

FSW = 2MHz, VOUT = 2.5V, TA = +25°C

3.335

3.330

5VIN PFM MODE

5VIN PWM MODE

3.325

3.320

3.315

3.310

3.305

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

OUTPUT LOAD (A)

FIGURE 20. VOUT REGULATION vs LOAD,

FSW = 2MHz, VOUT = 3.3V, TA = +25°C

FN7888 Rev 4.00

July 31, 2014

Page 11 of 23

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