MAX8833(2007) 查看數據表（PDF） - Maxim Integrated

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产品描述 (功能)

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MAX8833
(Rev.:2007)

Dual, 3A, 2MHz Step-Down Regulator

Maxim Integrated 

Dual, 3A, 2MHz Step-Down Regulator

Typical Operating Characteristics (continued)

(VIN1 = VIN2 = 3.3V. MAX8833, circuit of Figure 6, TA = +25°C, unless otherwise noted.)

OUTPUT PEAK CURRENT LIMIT

vs. OUTPUT VOLTAGE

8

7

VOUT1

6

5

4

3

2

1

IL1

0

0.8 1.1 1.4 1.7 2.0 2.3 2.6

OUTPUT VOLTAGE (V)

SHORT CIRCUIT AND RECOVERY

MAX8833 toc11

OUTPUT SEQUENCING (EN2 = PWRGD1)

MAX8833 toc12

500mV/div VOUT1

1V/div

1ms/div

VOUT2

VPWRGD1

2A/div

VPWRGD2

0A

1ms/div

1V/div

2V/div

2V/div

VOUT1

OUTPUT TRACKING (EN1 = EN2)

MAX8833 toc13

1V/div

VOUT2

VPWRGD1

1V/div

2V/div

2V/div

EXTERNAL SYNCHRONIZATION

MAX8833 toc14

PULSE GENERATOR SIGNAL. A 10kΩ RESISTOR

IS CONNECTED BETWEEN THE PULSE

GENERATOR AND FSYNC

2V/div

2V/div

VLX1

VPWRGD2

VLX2

2V/div

1ms/div

DDR TRACKING 1.8V, 0.9V

400ns/div

6 _______________________________________________________________________________________

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