MAX1518B 查看數據表（PDF） - Maxim Integrated

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MAX1518B

TFT-LCD DC-DC Converter with Operational Amplifiers

Maxim Integrated 

TFT-LCD DC-DC Converter with

Operational Amplifiers

ELECTRICAL CHARACTERISTICS (continued)

(VIN = 3V, VSUP = 8V, PGND = AGND = BGND = 0, IREF = 25µA, TA = -40°C to +85°C, unless otherwise noted.) (Note 1)

FBP Effective Load-Regulation

Error (Transconductance)

VDRVP = 10V, IDRVP = 50µA to 1mA

FBP Line (IN) Regulation Error

IDRVP = 100µA, 2.6V < VIN < 5.5V

DRVP Sink Current

IDRVP VFBP = 1.1V, VDRVP = 10V

GATE-OFF LINEAR-REGULATOR CONTROLLER

FBN Regulation Voltage

VFBN IDRVN = 100µA

FBN Effective Load-Regulation

Error (Transconductance)

VDRVN = -10V, IDRVN = 50µA to 1mA

FBN Line (IN) Regulation Error

IDRVN = 0.1mA, 2.6V < VIN < 5.5V

DRVN Source Current

IDRVN VFBN = 500mV, VDRVN = -10V

POSITIVE GATE-DRIVER TIMING AND CONTROL SWITCHES

DEL Capacitor Charge Current

DEL Turn-On Threshold

CTL Input Low Voltage

CTL Input High Voltage

SRC Input Voltage Range

VTH(DEL)

During startup, VDEL = 1V

VIN = 2.6V to 5.5V

VIN = 2.6V to 5.5V

SRC Input Current

ISRC

VDEL = 1.5V, CTL = IN

VDEL = 1.5V, CTL = AGND

SRC-to-COM Switch On-

Resistance

RSRC(ON) VDEL = 1.5V, CTL = IN

1

235

1

4

1.19

2

-2

%

5

mV

mA

265

mV

25

mV

5

mV

mA

6

µA

1.31

V

0.6

V

V

28

V

100

µA

30

12

Ω

DRN-to-COM Switch On-

Resistance

RDRN(ON) VDEL = 1.5V, CTL = AGND

70

Ω

Note 1: Specifications to -40°C are guaranteed by design, not production tested.

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