LTC3450 Просмотр технического описания (PDF) - Linear Technology

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LTC3450

Triple Output Power Supply for Small TFT-LCD Displays

Linear Technology 

LTC3450

TYPICAL PERFOR A CE CHARACTERISTICS

AVDD Ripple Voltage

AVDD Load = 5mA

AVDD Transient Response

AVDD

5mV/DIV

(AC)

VIN = 3.6V

C2 = 2.2µF

1µs/DIV

3450 G10

AVDD, VGL, VGH Turn-On and

Turn-Off Sequence

VGH 0

10V/DIV

AVDD

5V/DIV

0

VGL

5V/DIV

VIN = 3.6V

C2 = 2.2µF

2ms/DIV

3450 G12

AVDD

100mV/DIV

(AC)

AVDD LOAD 5mA

5mA/DIV 1mA

VIN = 3.6V

C2 = 2.2µF

100µs/DIV

3450 G11

AVDD Turn-On Showing Inrush

Current Limiting

INDUCTOR

CURRENT

100mA/DIV

0

AVDD

2V/DIV

0

VIN = 3.6V

20µs/DIV

3450 G13

3450f

5

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