LT8335 datasheet(5/34 Pages) AD

5 / 34 page

LT8357

Rev. 0

For more information www.analog.com

TA = 25˚C, unless otherwise noted.

TYPICAL PERFORMANCE CHARACTERISTICS

Switching Waveforms (in CCM)

Switching Waveforms (in DCM/

Light Burst Mode)

Switching Waveforms (in Deep

Burst Mode)

VIN Quiescent Current (Shutdown)

vs Temperature

VIN Quiescent Current (Sleep

Mode) vs Temperature

VIN Quiescent Current (Active

Mode) vs Temperature

EN/UVLO Enable Threshold vs

Temperature

FB Regulation Voltage vs

Temperature

Maximum Current Sense

Threshold vs Temperature

1 s/DIV

VOUT

100mV/DIV

VSW

10V/DIV

1A/DIV

8357 G01

FRONT PAGE APPLICATION

VIN = 12V, VOUT = 24V, IOUT = 600mA

1 s/DIV

VOUT

100mV/DIV

VSW

10V/DIV

1A/DIV

FRONT PAGE APPLICATION

VIN = 12V, VOUT = 24V, IOUT = 100mA

8357 G02

80 s/DIV

VOUT

100mV/DIV

VSW

10V/DIV

1A/DIV

FRONT PAGE APPLICATION

VIN = 12V, VOUT = 24V, IOUT = 0mA

8357 G03

VIN = 12V

VIN = 60V

TEMPERATURE (°C)

–50 –25

75 100 125 150

1.0

1.4

1.8

2.2

2.6

3.0

8357 G04

VIN = 12V

VIN = 60V

TEMPERATURE (°C)

–50 –25

75 100 125 150

8357 G05

VIN = 12V

VIN = 60V

TEMPERATURE (°C)

–50 –25

75 100 125 150

800

820

840

860

880

900

8357 G06

RISING

FALLING

TEMPERATURE (°C)

–50 –25

75 100 125 150

1.150

1.170

1.190

1.210

1.230

1.250

8357 G07

VIN = 60V

VIN = 12V

VIN = 3V

TEMPERATURE (°C)

–50 –25

75 100 125 150

0.988

0.992

0.996

1.000

1.004

1.008

1.012

8357 G08

TEMPERATURE (°C)

–50 –25

75 100 125 150

8357 G09

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