LTC1517-3.3
U W
TYPICAL PERFORMANCE CHARACTERISTICS
Output Voltage vs Input Voltage
Output Ripple vs Input Voltage
Efficiency vs Input Voltage
3.40
3.35
3.30
3.25
3.20
200
150
100
50
100
80
60
40
20
I
= 8mA
OUT
I
= 8mA
OUT
I
= 8mA
OUT
OUT
A
C
= 6.8µF
C1 = 0.1µF
T
= 25°C
C
T
= 3.3µF
IN
= 25°C
A
C
= 3.3µF
OUT
T
= 70°C
= 0°C
A
T
A
T
= 25°C
A
C
= 6.8µF
= 10µF
4.0
OUT
C
OUT
0
2.0
2.5
3.0
3.5
4.0
4.5
2.0
2.5
3.5
INPUT VOLTAGE (V)
4.5
2.0
2.5
3.0
3.5
4.0
4.5
3.0
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
1517 G01
1517 G03
1517 G02
No Load Input Current vs
Input Voltage
Typical Efficiency vs
Output Current
Load Transient Response
10
8
100
80
60
40
20
0
I
= 0mA
T
= 25°C
OUT
A
C1 = 0.1µF
V
= 2V
IOUT
0mA to 10mA
5mA/DIV
IN
C
= 6.8µF
OUT
V
= 2.5V
IN
T
A
= 70°C
VOUT
AC COUPLED
50mV/DIV
6
T
= 25°C
A
T
= 0°C
A
4
VIN = 2.5V
500µs/DIV
COUT = 6.8µF
1517 G06
2
2.0
2.5
3.0
3.5
4.0
4.5
0.001
0.01
0.1
1
10
100
INPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
1517 G04
1517 TA02
Typical Output Current
vs Temperature
VOUT Short-Circuit Current
vs Input Voltage
200
50
40
30
20
10
0
T
= 25°C
V
= 3.3V
A
OUT
C1 = 0.1µF
C1 = 0.1µF
160
120
80
V
V
= 2.7V
= 2.5V
IN
IN
V
IN
= 2V
40
0
2.0
2.5
3.0
3.5
4.0
4.5
–50
0
25
50
75
100
–25
TEMPERATURE (°C)
INPUT VOLTAGE (V)
1517 G10
1517 G09
3
Linear Systems [ Linear Systems ]
