LTC1754-5 データシートの表示（PDF） - Linear Technology
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LTC1754-5 Datasheet PDF : 8 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC1986
Output Voltage vs Output Current
(3V Mode)
3.10
VIN = VMODE = 3V
TA = 25°C
3.05
Efficiency vs Input Voltage
100
IOUT = 10mA
VOUT = 5V
TA = 25°C
80
3.00
60
2.95
40
2.90
0.001
0.01
0.1
1
OUTPUT CURRENT (mA)
10
1986 G01
Efficiency vs Output Current
100
80
60
40
20
0
0.001
VIN = 3V
5V MODE (VMODE = 0.6VIN)
TA = 25°C
0.01
0.1
1
OUTPUT CURRENT (mA)
10
1986 G03
Output Voltage Ripple
(5V Mode)
20
2.5
3.0
3.5
4.0
INPUT VOLTAGE (V)
4.5
1986 G02
Positive Supply Current vs
Input Voltage
40
IOUT = 0mA
TA = 25°C
30
20
5V MODE (VMODE = 0.6VIN)
10
3V MODE (VMODE = VIN)
0
2.5
3.0
3.5
4.0
4.5
INPUT VOLTAGE (V)
1986 G04
Output Voltage vs
VMODE Waveforms
VOUT
50mV/DIV
AC COUPLED
VIN = 3V
IOUT = 10mA
TA = 25°C
5ms/DIV
1986 G05
5V
VOUT
2V/DIV
0V
4V
VMODE
2V/DIV
0V
VIN = 4V
TA = 25°C
2ms/DIV
1986 G06
3
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