MAX726 데이터 시트보기 (PDF) - Maxim Integrated

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MAX726

5A/2A Step-Down, PWM, Switch-Mode DC-DC Regulators

Maxim Integrated 

5A/2A Step-Down, PWM,

Switch-Mode DC-DC Regulators

CONTINUOUS-CURRENT MODE (IOUT = 3A)

VD

0

-0.5

IP = 3.4A

ISW

0

IP = 3.4A

0

IL

IAVG = IOUT = 3A

IP = 3.4A

ID

0

IAVG = 2.1A

DISCONTINUOUS-CURRENT MODE

(IOUT = 0.16A)

VSW VOLTAGE (TO GND)

(ALSO DIODE VOLTAGE)

5V/div

SWITCH CURRENT

1A/div

IP = 0.5A

INDUCTOR CURRENT

1A/div

DIODE CURRENT

1A/div

Figure 3. MAX724 Step-Down Converter Waveforms with VIN = 20V, L = 50µH (all waveforms 2µs/div)

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