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LTC3565IMSE-PBF(RevA) Просмотр технического описания (PDF) - Linear Technology
Номер в каталоге
Компоненты Описание
производитель
LTC3565IMSE-PBF
(Rev.:RevA)
1.25A, 4MHz, Synchronous Step-Down DC/DC Converter
Linear Technology
LTC3565IMSE-PBF Datasheet PDF : 22 Pages
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LTC3565
Typical Performance Characteristics
T
J
= 25°C, V
IN
= 3.6V, f
O
= 1MHz, unless
otherwise noted.
Switch Leakage vs Temperature
600
500
Burst Mode Operation
SW
2V/DIV
400
V
OUT
50mV/DIV
300
AC COUPLED
200
100
0
–50
MAIN SWITCH
SYNCHRONOUS SWITCH
–25 0 25 50 75 100 125
TEMPERATURE (°C)
3565 G16
I
L
200mA/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 50mA
4µs/DIV
Pulse Skipping Mode
SW
2V/DIV
V
OUT
50mV/DIV
AC COUPLED
I
L
200mA/DIV
3565 G17
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 5mA
4µs/DIV
Forced Continuous Mode
Start-Up from Shutdown
Start-Up from Shutdown
3565 G18
SW
2V/DIV
V
OUT
50mV/DIV
AC COUPLED
I
L
200mA/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 80mA
2µs/DIV
RUN
2V/DIV
3565 G19
V
OUT
1V/DIV
I
L
500mA/DIV
400µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 0A
Burst Mode OPERATION
RUN
2V/DIV
3565 G20
V
OUT
1V/DIV
I
L
1A/DIV
400µs/DIV
V
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 1.25A
Burst Mode OPERATION
3565 G21
3565fa
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