LT8303 datasheet(4/24 Pages) LINER

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LT8303

8303f

For more information www.linear.com/LT8303

Typical perForMance characTerisTics

Boundary Mode Waveforms

Discontinuous Mode Waveforms

Burst Mode Waveforms

VIN Shutdown Current

VIN Quiescent Current,

Sleep Mode

VIN Quiescent Current,

Active Mode

Output Load and Line Regulation

Output Temperature Variation

Switching Frequency

vs Load Current

TA = 25°C, unless otherwise noted.

FRONT PAGE APPLICATION

VIN = 12V

VIN = 24V

VIN = 48V

VIN = 72V

LOAD CURRENT (mA)

0 100 200 300 400 500 600 700 800 900

4.7

4.8

4.9

5.0

5.1

5.2

5.3

8303 G01

FRONT PAGE APPLICATION

VIN = 48V

IOUT = 3mA

IOUT = 200mA

IOUT = 700mA

TEMPERATURE (°C)

–50 –25

75 100 125 150

4.7

4.8

4.9

5.0

5.1

5.2

5.3

8303 G02

FRONT PAGE APPLICATION

VIN = 12V

VIN = 24V

VIN = 48V

VIN = 72V

LOAD CURRENT (mA)

0 100 200 300 400 500 600 700 800 900

100

150

200

250

300

350

400

8303 G03

FRONT PAGE APPLICATION

VIN = 48V, IOUT = 700mA

2µs/DIV

VSW

50V/DIV

VOUT

50mV/DIV

8303 G04

FRONT PAGE APPLICATION

VIN = 48V, IOUT = 200mA

2µs/DIV

VSW

50V/DIV

VOUT

50mV/DIV

8303 G05

FRONT PAGE APPLICATION

VIN = 48V, IOUT = 3mA

20µs/DIV

VSW

50V/DIV

VOUT

50mV/DIV

8303 G06

TJ = –50°C

TJ = 25°C

TJ = 150°C

VIN (V)

100

8303 G07

TJ = 150°C

TJ = 25°C

TJ = –50°C

VIN (V)

100

8303 G08

TJ = 150°C

TJ = 25°C

TJ = –50°C

VIN (V)

100

240

260

280

300

320

340

8303 G09

LT8303 Datasheet(PDF) 4 Page - Linear Technology

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