LTC3406-1.2 查看數據表（PDF） - Linear Technology
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LTC3406-1.2 Datasheet PDF : 12 Pages
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LTC3406-1.2
TYPICAL PERFOR A CE CHARACTERISTICS TA = 25°C unless otherwise specified.
(From Figure 1)
Efficiency vs Input Voltage
100
95
Efficiency and Power Loss
100
90
Reference Voltage vs
Temperature
1.228
VIN = 3.6V
1.218
90
80
IOUT = 100mA
85
70
IOUT = 10mA
80
60
1.208
1.198
1.188
75
70
2
IOUT = 600mA
3
4
5
INPUT VOLTAGE (V)
6
340612 G01
50
40
0.1
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
1
10
100
ILOAD (mA)
1000
340612 GO2
1.178
1.168
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
340612 G03
Oscillator Frequency vs
Temperature
1.70
VIN = 3.6V
1.65
1.60
1.55
1.50
1.45
1.40
1.35
1.30
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
340612 G04
Oscillator Frequency vs
Supply Voltage
1.8
TA = 25°C
1.7
1.6
1.5
1.4
1.3
1.2
2
3
4
5
SUPPLY VOLTAGE (V)
6
340612 G05
Output Voltage vs Load Current
1.225
1.215
1.205
1.195
1.185
1.175
0
100 200 300 400 500 600 700 800 900 1000
LOAD CURRENT (mA)
340612 G06
RDS(ON) vs Input Voltage
0.7
TA = 25°C
0.6
0.5
MAIN
SWITCH
0.4
0.3
SYNCHRONOUS
SWITCH
0.2
0.1
0
0 12 3 45
INPUT VOLTAGE (V)
67
340612 G07
RDS(ON) vs Temperature
0.7
VIN = 2.7V
0.6
VIN = 4.2V VIN = 3.6V
0.5
0.4
0.3
0.2
0.1
0
–50
MAIN SWITCH
SYNCHRONOUS SWITCH
–25 0 25 50 75
TEMPERATURE (°C)
100 125
340612 G08
Supply Current vs Supply Voltage
50
ILOAD = 0A
45
40
35
30
25
20
15
10
5
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
340612 G09
340612fa
3
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