MAXM17543EVKIT datasheet(5/10 Pages) MAXIM

5 / 10 page

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Evaluates: MAXM17543 in 3.3V

Output-Voltage Application

MAXM17543 3.3V Output

Evaluation Kit

(VIN = 4.5V - 42V, VOUT = 3.3V, IOUT = 0 – 2.5A, TA = +25°C, unless otherwise noted.)

LOAD CURRENT TRANSIENT RESPONSE

VIN = 24V, VOUT = 3.3V, IOUT = 1.25A–2.5A,

MODE = SGND

1A/div

toc10

200µs/div

VOUT

IOUT

200mV/div

(AC

COUPLED)

LOAD CURRENT TRANSIENT RESPONSE

VIN = 24V, VOUT = 3.3V, IOUT = 0.05A–1.25A,

MODE = OPEN

1A/div

toc07

200µs/div

VOUT

IOUT

200mV/div

(AC

COUPLED)

LOAD CURRENT TRANSIENT RESPONSE

VIN = 24V, VOUT = 3.3V, IOUT = 0.05A–1.25A,

MODE = SGND

1A/div

toc08

200µs/div

VOUT

IOUT

200mV/div

(AC

COUPLED)

LOAD CURRENT TRANSIENT RESPONSE

VIN = 24V, VOUT = 3.3V, IOUT = 0.05A 1.25A,

MODE = VCC

1A/div

toc09

200µs/div

VOUT

IOUT

200mV/div

(AC

COUPLED)

–

-150

-120

-90

-60

-30

120

150

10k

100k

1Meg

-50.00

-40.00

-30.00

-20.00

-10.00

0.00

10.00

20.00

30.00

40.00

50.00

FREQUENCY (Hz)

CLOSED-LOOP BODE PLOT

VIN = 24V, VOUT = 3.3V, IOUT = 2.5A,

MODE = SGND

GAIN

toc11

PHASE

CROSSOVER FREQUENCY = 49.7kHz

PHASE MARGIN = 66.2°

Typical Operating Characteristics (continued)

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