LT1083/LT1084/LT1085 Fixed
U W
TYPICAL PERFOR A CE CHARACTERISTICS
LT1083/4/5-5 Ripple Rejection
vs Current
LT1083/4/5-5 Ripple Rejection
Temperature Stability
100
90
80
70
60
50
40
30
20
10
0
80
70
60
50
2.0
1.0
V
≤ 3V
P-P
V
RIPPLE
RIPPLE
≤ 0.5V
P-P
f
= 120Hz
RIPPLE
R
V
(V – V ) ≥ 3V
IN
OUT
≤ 3V
P-P
f
= 20kHz
RIPPLE
R
(V – V ) ≥ V
IN
OUT
DROPOUT
V
≤ 0.5V
P-P
40
30
0
20
10
0
–1.0
I
= I
OUT FULLLOAD
–2.0
10
100
1k
10k
100k
0
0.8
1.0
–50 –25
0
25 50 75 100 125 150
TEMPERATURE (°C)
0.2
0.4
0.6
FREQUENCY (Hz)
OUTPUT CURRENT (0 TO I
)
FULLLOAD
1083/4/5 FIXED G10
1083/4/5 FIXED G11
LT1183/4/5 FIXED G12
LT1083/4/5-12 Ripple Rejection
vs Current
LT1083 Maximum Power
Dissipation*
LT1083/4/5-12 Ripple Rejection
100
90
80
70
60
50
40
30
20
10
0
80
70
60
50
100
90
80
70
60
50
40
30
20
10
0
V
≤ 3V
P-P
V
RIPPLE
RIPPLE
≤ 0.5V
P-P
f
= 120Hz
RIPPLE
R
V
≤ 3V
P-P
(V – V ) ≥ 3V
IN
OUT
LT1083MK
f
= 20kHz
RIPPLE
R
40
30
V
≤ 0.5V
P-P
(V – V ) ≥ V
DROPOUT
IN
OUT
LT1083CP
20
10
0
LT1083CK
I
= I
OUT FULLLOAD
10
100
1k
10k
100k
0
0.8
1.0
50 60 70 80 90 100 110 120 130 140 150
0.2
0.4
0.6
FREQUENCY (Hz)
OUTPUT CURRENT (0 TO I
)
CASE TEMPERATURE (°C)
* AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE
FULLLOAD
1083/4/5 FIXED G13
1083/4/5 FIXED G14
LT1083/4/5 FIXED G15
LT1084 Maximum Power
Dissipation*
LT1085 Maximum Power
Dissipation*
60
50
40
30
20
10
0
50
40
30
20
10
0
LT1084MK
LT1084CP
LT1085MK
LT1084CT
LT1085CT
LT1084CK
LT1085CK
50 60 70 80 90 100 110 120 130 140 150
50 60 70 80 90 100 110 120 130 140 150
CASE TEMPERATURE (°C)
CASE TEMPERATURE (°C)
* AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE
* AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE
LT1083/4/5 FIXED G16
LT1083/4/5 FIXED G17
1083ffd
6
Linear Systems [ Linear Systems ]
