Datasheet
LT3060 Series
12
3060fb
Typical perForMance characTerisTics
Input Ripple Rejection LT3060-5 Input Ripple Rejection
Ripple Rejection vs Temperature
I
L
= 100mA
C
REF/BYP
= C
FF
= 0
V
IN
= V
OUT(NOMINAL)
+ 1.5V +
50mV
RMS
RIPPLE
FREQUENCY (Hz)
10
0
RIPPLE REJECTION (dB)
60
70
80
90
50
40
30
20
10
100
100 10M1k 10k 100k
3060 G36
1M
V
OUT
= 0.6V
C
OUT
= 10µF
C
OUT
= 2.2µF
V
OUT
= 5V
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
V
OUT
= 0.6V, C
OUT
= 2.2µF
FREQUENCY (Hz)
10
0
RIPPLE REJECTION (dB)
60
70
80
90
50
40
30
20
10
100
100 10M1k 10k 100k
3060 G37
1M
I
L
= 100mA
V
OUT
= 5V
C
OUT
= 10µF
V
IN
= 6V + 50mV
RMS
RIPPLE
C
REF/BYP
= C
FF
= 10nF
C
REF/BYP
= 10nF, C
FF
= 0
C
REF/BYP
= C
FF
= 0
TEMPERATURE (°C)
–75
0
RIPPLE REJECTION (dB)
90
80
70
60
40
50
30
20
10
100
–50 75 100 125 150 175–25 0 25
3060 G38
50
C
REF/BYP
= 10nF
C
REF/BYP
= 0
I
L
= 100mA
V
OUT
= 0.6V
V
IN
= 2.6V + 0.5V
P-P
RIPPLE AT f = 120Hz
Minimum Input Voltage Load Regulation
Output Noise Spectral Density
C
REF/BYP
= 0, C
FF
= 0
Output Noise Spectral Density
vs C
REF/BYP
, C
FF
= 0
Output Noise Spectral Density
vs C
FF
,
C
REF/BYP
= 10nF
TEMPERATURE (°C)
–75
0
MINIMUM INPUT VOLTAGE (V)
1.4
1.6
1.8
2.0
1.2
1.0
0.8
0.4
0.6
0.2
2.2
–50 75 100 125 150 175–25 0 25
3060 G39
50
I
L
= 50mA
I
L
= 100mA
V
SHDN
= V
IN
TEMPERATURE (°C)
–75
LOAD REGULATION (mV)
5
0
–5
–10
–20
–15
–25
–50 75 100 125 150 175–25 0 25
3060 G40
50
V
IN
= V
OUT(NOMINAL)
+ 0.55V (LT3060-1.8/-2.5/-3.3/-5)
V
IN
= 2.1V (LT3060/-1.2/-1.5)
∆I
L
= 1mA TO 100mA
LT3060-5
LT3060-3.3
LT3060-2.5
LT3060-1.8
LT3060-1.5
LT3060-1.2
LT3060
V
OUT
= 1.5V
V
OUT
= 1.2V
V
OUT
= 0.6V
V
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
V
OUT
= 5V
FREQUENCY (Hz)
10
0.01
OUTPUT NOISE SPECTRAL DENSITY (µV/√Hz)
1
0.1
10
10k 100k100
3060 G41
1k
C
OUT
= 10µF
I
L
= 100mA
FREQUENCY (Hz)
10
0.01
OUTPUT NOISE SPECTRAL DENSITY (µV/√Hz)
1
0.1
10
10k1k 100k
3060 G42
100
V
OUT
= 5V
C
REF/BYP
= 10nF
C
REF/BYP
= 1nF
V
OUT
= 0.6V
C
OUT
= 10µF
I
L
= 100mA
C
REF/BYP
= 100pF
FREQUENCY (Hz)
10
0.01
OUTPUT NOISE SPECTRAL DENSITY (µV/√Hz)
1
0.1
10
10k1k 100k
3060 G43
100
C
FF
= 0
C
FF
= 100pF
C
FF
= 10nF
V
OUT
= 5V
C
OUT
= 10µF
I
L
= 100mA
C
FF
= 1nF
T
A
= 25°C, unless otherwise noted.