Datasheet

LTC3411A
6
3411afc
For more information www.linear.com/LTC3411A
Typical perForMance characTerisTics
T
A
= 25°C, V
IN
= 3.6V f
O
= 1MHz, unless
otherwise noted.
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 80mA
SW
2V/DIV
V
OUT
50mV/DIV
AC COUPLED
I
L
200mA/DIV
3411A G19
2µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0A
SHDN/R
T
2V/DIV
V
OUT
1V/DIV
I
L
1A/DIV
3411A G20
200µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 1.25A
SHDN/R
T
2V/DIV
V
OUT
1V/DIV
I
L
1A/DIV
3411A G21
200µs/DIV
Forced Continuous Mode Start-Up from Shutdown Start-Up from Shutdown
V
IN
= 3.6V
PREBIASED V
OUT
= 3V, V
OUT
= 1.8V
I
LOAD
= 0A
V
OUT
1V/DIV
I
L
500mA/DIV
3411A G22
200µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0A to 1.25A
Burst Mode OPERATION
V
OUT
100mV/DIV
AC COUPLED
I
L
1A/DIV
I
LOAD
1A/DIV
3411A G23
40µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 50mA to 1.25A
Burst Mode OPERATION
V
OUT
100mV/DIV
AC COUPLED
I
L
1A/DIV
I
LOAD
1A/DIV
3411A G24
40µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 250mA to 1.25A
Burst Mode OPERATION
V
OUT
100mV/DIV
AC COUPLED
I
L
1A/DIV
I
LOAD
1A/DIV
3411A G25
40µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0A
V
OUT
1V/DIV
I
L
2A/DIV
3411A G26
40µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0A
V
OUT
1V/DIV
I
L
500mA/DIV
3411A G27
40µs/DIV
Start-Up from Shutdown with
a Prebiased Output (Forced
Continuous Mode)
Load Step Load Step
Load Step
V
OUT
Short to Ground
V
OUT
Short to V
IN
(Forced
Continuous Mode)