LTC3541EDD-3 查看數據表（PDF） - Linear Technology
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LTC3541EDD-3 Datasheet PDF : 20 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC3541-3
VLDO/Linear Regulator vs
Temperature
0.410
VIN = 3.6V
0.408
0.406
0.404
0.402
0.400
0.398
0.396
0.394
0.392
0.390
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
35413 G19
Buck (Burst) and VLDO Output
Buck Reference vs Temperature
0.820
0.816 VIN = 3.6V
0.812
0.808
0.804
0.800
0.796
0.792
0.788
0.784
0.780
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
35413 G20
Buck (Pulse Skip) Load Step from
1mA to 500mA
RDS(0N) vs Temperature
0.700
0.600
0.500
0.400
SYNCH SWITCH
0.300
0.200
0.100 MAIN SWITCH
VIN = 2.5V
VIN = 3.6V
VIN = 5.5V
0
–50 –25 0 25 50 75 100 125
TEMPERATURE (°C)
35413 G10
Buck (Burst) Load Step from 1mA
to 500mA
LVOUT
10mV/DIV
AC COUPLED
VOUT
10mV/DIV
AC COUPLED
VIN = 3.6V
2µs/DIV
LVOUT = 1.5V
VOUT = 1.875V
ILOAD = 50mA
Burst Mode OPERATION
VOUT
100mV/DIV
AC COUPLED
IL
500mA/DIV
ILOAD
500mA/DIV
35413 G21
VIN = 3.6V
40µs/DIV
VOUT = 1.8V
ILOAD = 1mA TO 500mA
VOUT
100mV/DIV
AC COUPLED
IL
500mA/DIV
ILOAD
500mA/DIV
35413 G11
VIN = 3.6V
40µs/DIV
VOUT = 1.8V
ILOAD = 1mA TO 500mA
35413 G12
VLDO Load Step from 1mA to
300mA
VLDO Load Step from 100mA to
300mA
LVOUT
20mV/DIV
AC COUPLED
ILOAD
250mA/DIV
VIN = 3.6V
400µs/DIV
VOUT = 1.575V
ILOAD = 1mA TO 300mA
35413 G13
LVOUT
20mV/DIV
AC COUPLED
ILOAD
250mA/DIV
VIN = 3.6V
400µs/DIV
VOUT = 1.575V
ILOAD = 100mA TO 300mA
35413 G14
35413fc
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