MAX15053_11 datasheet(4/21 Pages) MAXIM

Nome de Peças	MAX15053

Descrição Electrónicos	High-Efficiency, 2A, Current-Mode Synchronous, Step-Down Switching Regulator

PDF	21 Pages

Scroll/Zoom	100%

Fabricante Electrônico	MAXIM [Maxim Integrated Products]

Página de início	https://www.maximintegrated.com/en.html

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High-Efficiency, 2A, Current-Mode

Synchronous, Step-Down Switching Regulator

4 ______________________________________________________________________________________

Typical Operating Characteristics

(VIN = 5V, VOUT = 1.8V, ILOAD = 2A, Circuit of Figure 5, TA = +25NC, unless otherwise noted.)

OUTPUT VOLTAGE

vs. OUTPUT CURRENT

1.89

1.87

1.85

1.83

1.81

1.79

1.77

1.75

OUTPUT CURRENT (A)

0.5

1.0

2.0

1.5

2.5

3.0

VOUT = 5V

VOUT = 3.3V

OUTPUT VOLTAGE

vs. SUPPLY VOLTAGE

1.89

1.87

1.85

1.83

1.81

1.79

1.77

1.75

SUPPLY VOLTAGE (V)

2.7

3.2

3.7

4.7

4.2

5.2

IOUT = 0.5A

SWITCHING FREQUENCY

vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

920

940

960

980

1000

1020

1040

1060

1080

1100

900

2.7

3.2

3.7

4.7

4.2

5.2

EFFICIENCY vs. OUTPUT CURRENT

(SKIP MODE)

OUTPUT CURRENT (mA)

100

VIN = 3.3V

VOUT = 2.5V

VOUT = 1.5V

VOUT = 1.8V

VOUT = 1.2V

EFFICIENCY vs. OUTPUT CURRENT

(SKIP MODE)

OUTPUT CURRENT (mA)

100

VIN = 5V

VOUT = 3.3V

VOUT = 2.5V

VOUT = 1.5V

VOUT = 1.8V

VOUT = 1.2V

EFFICIENCY vs. OUTPUT CURRENT

(PWM MODE)

OUTPUT CURRENT (mA)

2000

1600

1200

800

400

100

2400

VOUT = 2.5V VOUT = 1.8V VOUT = 1.2V

VIN = 3.3V

VOUT = 1.5V

EFFICIENCY vs. OUTPUT CURRENT

(PWM MODE)

OUTPUT CURRENT (mA)

2000

1600

1200

800

400

100

2400

VOUT = 3.3V VOUT = 1.8V VOUT = 1.2V

VIN = 5V

VOUT = 2.5V VOUT = 1.5V

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