MAX77178 데이터 시트보기 (PDF) - Maxim Integrated

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MAX77178

High-Bandwidth LTE/WCDMA PA Power Management ICs in a 1.75mm x 1.4mm, 0.4mm Pitch WLP

Maxim Integrated 

MAX77178 / MAX77179

High-Bandwidth LTE/WCDMA PA Power Management ICs

in a 1.75mm x 1.4mm, 0.4mm Pitch WLP

Typical Operating Characteristics (continued)

(Typical Operating Circuits, VIN = 3.7V, IOUT = 0.47μH, COUT = 4.7μF, TA = +25°C, unless otherwise noted.)

ENABLE WAVEFORM (5I LOAD)

MAX77178 toc19

5V/div

VEN

0V

2V/div

VOUT

0V

2V/div

VLX

0V

REF TRANSIENT RESPONSE

(0.28V TO 1.36V)

MAX77178 toc20

1.36V

VREF

0.28V

2V/div

VOUT

0V

2V/div

VLX

0V

VREF = 1.28V

ILX

1A /div

0A

10µs/div

ILX

ROUT = 5I

1A /div

0A

4µs/div

REFIN TRANSIENT RESPONSE

(1.36V TO 0.28V)

MAX77178 toc21

1.36V

VREF

0.28V

VOUT

2V/div

0V

VLX

2V/div

0V

0A

ILX

1A /div

NO LOAD

4µs/div

LINE TRANSIENT RESPONSE

MAX77178 toc22

4.2V

4.2V

VIN

3.2V

VOUT

AC-COUPLED

VREF = 0.72V

ROUT = 5I

20µs/div

50mV/div

LOAD TRANSIENT RESPONSE

MAX77178 toc23a

IOUT

10mA

500mA

10mA

VOUT

AC-COUPLED

20mV/div

LOAD TRANSIENT RESPONSE

MAX77178 toc23b

IOUT

10mA

500mA

10mA

VOUT

AC-COUPLED

20mV/div

Maxim Integrated

10µs/div

VREF = 0.72V

VREF = 1.28V

10µs/div

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