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LTC1517-5 Datasheet, PDF (3/8 Pages) Linear Technology – Micropower, Regulated 5V Charge Pump in a 5-Pin SOT-23 Package
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC1517-5
Output Voltage vs Input Voltage
5.15
IOUT = 10mA
COUT = 10µF
5.10
5.05
TA = 70°C
5.00
TA = 25°C
TA = 0°C
4.95
4.90
2.5
3.0
3.5
4.0
4.5
5.0
INPUT VOLTAGE (V)
1517-5 G01
No Load Input Current
vs Input Voltage
9
IOUT = 0mA
8
7
TA = 70°C
TA = 25°C
6
TA = 0°C
5
4
2.5 3.0 3.5 4.0 4.5 5.0
INPUT VOLTAGE (V)
1517-5 G04
Efficiency vs Input Voltage
90
IOUT = 10mA
TA = 25°C
80
70
60
50
40
2.5
3.0 3.5 4.0 4.5 5.0
INPUT VOLTAGE (V)
1517-5 G02
Output Ripple vs Input Voltage
250
IOUT = 10mA
C1 = 0.1µF
200 TA = 25°C
COUT = 3.3µF
150
COUT = 6.8µF
100
COUT = 10µF
50
COUT = 22µF
0
2.5 3.0 3.5 4.0 4.5 5.0
INPUT VOLTAGE (V)
1517-5 G03
Efficiency vs Output Current
90
VIN = 3V
SHDN = 0V
TA = 25°C
80
Load Transient Response
IOUT
0mA to 10mA
10mA/DIV
70
60
50
0.01
VOUT
AC COUPLED
50mV/DIV
0.1
1
10
OUTPUT CURRENT (mA)
100
1517-5 G05
VIN = 3V
COUT = 6.8µF
500µs/DIV
1517-5 G06
3
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