LTC3411AIMS(RevA) Ver la hoja de datos (PDF) - Linear Technology
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LTC3411AIMS Datasheet PDF : 20 Pages
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LTC3411A
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VIN = 3.6V fO = 1MHz, unless
otherwise noted.
Forced Continuous Mode
Start-Up from Shutdown
Start-Up from Shutdown
SW
2V/DIV
SHDN/RT
2V/DIV
VOUT
50mV/DIV
AC COUPLED
IL
200mA/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 80mA
2μs/DIV
3411A G19
VOUT
1V/DIV
IL
1A/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 0A
200μs/DIV
Start-Up from Shutdown with
a Prebiased Output (Forced
Continuous Mode)
Load Step
SHDN/RT
2V/DIV
3411A G20
VOUT
1V/DIV
IL
1A/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 1.25A
200μs/DIV
Load Step
3411A G21
VOUT
1V/DIV
VOUT
100mV/DIV
AC COUPLED
VOUT
100mV/DIV
AC COUPLED
IL
500mA/DIV
200μs/DIV
VIN = 3.6V
PREBIASED VOUT = 3V, VOUT = 1.8V
ILOAD = 0A
3411A G22
IL
1A/DIV
ILOAD
1A/DIV
40μs/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 0A to 1.25A
Burst Mode OPERATION
Load Step
VOUT
100mV/DIV
AC COUPLED
IL
1A/DIV
ILOAD
1A/DIV
40μs/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 250mA to 1.25A
Burst Mode OPERATION
VOUT Short to Ground
VOUT
1V/DIV
IL
2A/DIV
3411A G25
VIN = 3.6V
VOUT = 1.8V
ILOAD = 0A
40μs/DIV
3411A G23
IL
1A/DIV
ILOAD
1A/DIV
40μs/DIV
VIN = 3.6V
VOUT = 1.8V
ILOAD = 50mA to 1.25A
Burst Mode OPERATION
3411A G24
VOUT Short to VIN (Forced
Continuous Mode)
VOUT
1V/DIV
IL
500mA/DIV
3411A G26
VIN = 3.6V
VOUT = 1.8V
ILOAD = 0A
40μs/DIV
3411A G27
3411afa
6
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