LTC3531 데이터 시트보기 (PDF) - Linear Technology
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LTC3531 Datasheet PDF : 16 Pages
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LTC3531/
LTC3531-3.3/LTC3531-3
TYPICAL PERFOR A CE CHARACTERISTICS TA = 25°C unless otherwise specified.
Boost Mode Waveforms at
2.5VIN, 3.3VOUT 100mA
SW1
5V/DIV
SW2
5V/DIV
VOUT (AC)
50mV/DIV
IL
200mA/DIV
L = 10μH
COUT = 22μF
5μs/DIV
3531 G19
Boost Mode Waveforms at
2.5VIN, 3.3VOUT 20mA
SW1
5V/DIV
SW2
5V/DIV
VOUT (AC)
50mV/DIV
IL
200mA/DIV
L = 10μH
COUT = 22μF
5μs/DIV
3531 G20
Shorted Output
SW1
5V/DIV
SW2
5V/DIV
VOUT (AC)
50mV/DIV
IL
200mA/DIV
L = 10μH
COUT = 22μF
VIN = 5
1μs/DIV
200mA/DIV
3531 G21
Start-Up into 50mA Load at
3.3 VOUT (Shows Start, Buck,
Then 4sw Modes)
VOUT
1V/DIV
IL
200mA/DIV
25μs/DIV
3531 G22
3.6VIN, 3.3VOUT Load Step
200mA to 80mA
100mA LOAD
20mA LOAD
20mA LOAD
VOUT (AC)
20mV/DIV
COUT = 22μF
25μs/DIV
3531 G23
6
SW1 and SW2 Close-Up in Four
Switch Mode
SW1
2V/DIV
IL
200mA/DIV
SW2
2V/DIV
VIN = 3.6V
VOUT = 3.3V
200ns/DIV
3531 G24
3531fb
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