Datasheet

LT3009 Series
10
3009fd
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, unless otherwise noted.
Input Ripple Rejection
Load Regulation Output Noise Spectral Density
RMS Output Noise vs Load
Current (10Hz to 100kHz) Transient ResponseTransient Response
–1.0
–0.5
0.5
0
1.0
1.5
2.0
2.5
3.0
TEMPERATURE (°C)
LOAD REGULATION (mV)
3009 G22
–50 –25 0 25 50 75 100 125 150
ΔI
L
= 1μA TO 20mA
V
OUT
= 600mV
V
IN
= 1.6V
0
10
30
20
40
50
60
70
80
TEMPERATURE (°C)
INPUT RIPPLE REJECTION (dB)
3009 G21
–50 –25 0 25 50 75 100 125 150
V
IN
= V
OUT
(NOMINAL) + 1V + 0.5V
P-P
RIPPLE AT f = 120Hz
I
LOAD
= 20mA
I
LOAD
(mA)
0.001
500
600
700
10
3009 G24
400
300
0.01 0.1 1 100
200
100
0
OUTPUT NOISE (μV
RMS
)
600mV
1.8V
1.2V
1.5V
2.5V
3.3V
5V
FREQUENCY (Hz)
0.1
OUTPUT NOISE SPECTRAL DENSITY (μV√Hz)
1
100
10
3009 G23
10 100 1k 10k 100k
5V
3.3V
2.5V
1.8V
1.5V
1.2V
1V
0.6V
500μs/DIV
V
OUT
50mV/DIV
I
OUT
20mA/DIV
3009 G25
I
OUT
= 1mA TO 20mA
V
IN
= 5.5V
V
OUT
= 5V
C
OUT
= 1μF
500μs/DIV
V
OUT
50mV/DIV
I
OUT
20mA/DIV
3009 G26
I
OUT
= 1mA TO 20mA
V
IN
= 5.5V
V
OUT
= 5V
C
OUT
= 4.7μF