MAX17103ETJ データシートの表示（PDF） - Maxim Integrated

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MAX17103ETJ

DC-DC Converter with Integrated Scan Driver, VGL Controller, Op Amp, and LDO for TFT LCD

Maxim Integrated 

DC-DC Converter with Integrated Scan Driver,

VGL Controller, Op Amp, and LDO for TFT LCD

(TA = +25°C, unless otherwise noted.)

Typical Operating Characteristics (continued)

STEP-UP REGULATOR PULSED LOAD-

TRANSIENT RESPONSE (20mA TO 1A)

MAX17103 toc09

LDO OUTPUT LOAD REGULATION

vs. LOAD CURRENT

0.2

0

-0.02

-0.04

-0.06

-0.08

-0.10

-0.12

-0.14

-0.16

-0.18

-0.20

2.6

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

-40

VLX

0V

10V/div

0

VIN = 3.0V

IL1

0A

500mA/div

0mV

VMAIN (AC-COUPLED)

500mV/div

-0.2

0A

L1 = 10μH

10μs/div

LDO LINE REGULATION

vs. INPUT VOLTAGE

ILDO = 250mA

ILDO = 100mA

3.6

4.6

5.6

INPUT VOLTAGE (V)

IMAIN

1A/div

-0.4

1

VIN = 5.0V

10

100

1000

RCOMP = 56.2kΩ

CCOMP = 1000pF

0V

0V

0V

LOAD CURRENT (mA)

POWER-UP SEQUENCE

MAX17103 toc12

VIN

5V/div

VLDOO

5V/div

VREF

5V/div

OPAS SUPPLY CURRENT

vs. OPAS SUPPLY VOLTAGE

4.0

3.5

VIN = 5.0V

3.0

2.5

VIN = 3.3V

VMAIN

10V/div

2.0

0V

VGHON

20V/div

1.5

0V

1.0

0V

VVGL

0.5

VOUT = VOPAS/2

NO LOAD ON VMAIN

20V/div

0

20ms/div

3

6

9

12

15

OUTPUT VOLTAGE (V)

OPAS SUPPLY CURRENT

vs. TEMPERATURE

VMAIN = 15V

VMAIN = 8.5V

OPERATIONAL AMPLIFIER

FREQUENCY RESPONSE

10

33pF

100pF

5

0

-5

NO LOAD

-10

OPERATIONAL AMPLIFIER RAIL-TO-RAIL

INPUT/OUTPUT WAVEFORMS

MAX17103 toc16

VPOS

5V/div

0V

-15

VIN = 3.3V

-20

AV = 1

0V

IMAIN = NO LOAD

-25

VIN = 3.3V

-15

10

35

60

85

100

1000

10,000

100,000

TEMPERATURE (°C)

FREQUENCY (kHz)

10μs/div

VVCOM

5V/div

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