Datasheet

LT1118/LT1118-2.5/
LT1118-2.85/LT1118-5
4
1118fd
TYPICAL PERFORMANCE CHARACTERISTICS
Output Impedance vs Frequency Feedback Current vs Temperature Ripple Rejection vs Load Current
Input Current
vs Output Sink Current
Ground Pin Current
vs Output Source Current
Dropout Voltage vs Output Current Ripple Rejection vs Frequency Ripple Rejection vs Frequency
OUTPUT CURRENT (mA)
0 200 400 600 800
DROPOUT VOLTAGE (V)
1118 G01
1.4
1.2
1
0.8
0.6
0.4
0.2
0
T
J
= 75°C
T
J
= 25°C
T
J
= 125°C
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
80
60
40
20
0
10 1k 10k 100k
1118 G02
100
SOURCING CURRENT
NO LOAD
800mA
10mA
FREQUENCY (Hz)
RIPPLE REJECTION (dB)
80
60
40
20
0
10 1k 10k 100k
1118 G03
100
SINKING CURRENT
NO LOAD
400mA
10mA
FREQUENCY (Hz)
10
2
0.001
Z
OUT
(Ω)
0.1
10
10
4
10
5
10
3
10
6
1118 G04
0.01
1
NO CURRENT
10mA SOURCE
100mA SOURCE
10mA SINK
100mA SINK
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
CURRENT (nA)
450
400
350
300
250
200
150
100
50
0
1118 G05
LOAD CURRENT (mA)
–400
RIPPLE REJECTION (dB)
80
60
40
20
0
–200 0 200 400
1118 G06
600 800
C
IN
= C
LOAD
= 1μF
OUTPUT SINK CURRENT (mA)
0
INPUT CURRENT (μA)
1000
1250
1500
400
1118 G07
750
500
0
100
200
300
250
2000
1750
50
150
250
350
OUTPUT SOURCING CURRENT (mA)
0
GROUND PIN CURRENT (μA)
400
500
600
800
1118 G08
300
200
0
200
400
600
100
800
700