Datasheet

LT1083/LT1084/LT1085 Fixed
5
1083ffe
For more information www.linear.com/LT1083
elecTrical characTerisTics
PARAMETER CONDITIONS MIN TYP MAX UNITS
Output Voltage LT1084-3.3 I
OUT
= 0mA, T
J
= 25°C, V
IN
= 8V (K Package Only)
4.8V ≤ V
IN
≤ 15V, 0 ≤ I
OUT
≤ I
FULL_LOAD
(Notes 3, 4, 9)
l
3.270
3.235
3.300
3.300
3.330
3.365
V
V
LT1085-3.3 V
IN
= 5V, I
OUT
= 0mA, T
J
= 25°C (K Package Only)
4.8V ≤ V
IN
≤ 15V, 0 ≤ I
OUT
≤ I
FULL_LOAD
(Notes 3, 4, 9)
l
3.270
3.235
3.300
3.300
3.330
3.365
V
V
LT1085-3.6 V
IN
= 5V, I
OUT
= 0mA, T
J
= 25°C (K Package Only)
5V ≤ V
IN
≤ 15V, 0 ≤ I
OUT
≤ I
FULL_LOAD
(Note 9)
5V ≤ V
IN
≤ 15V, 0 ≤ I
OUT
≤ I
FULL_LOAD
, T
J
≥ 0°C (Notes 3, 4, 9)
l
3.564
3.500
3.528
3.600 3.636
3.672
3.672
V
V
V
LT1085-3.6 5V ≤ V
IN
≤ 15V, 0 ≤ I
OUT
≤ 2.5A (Notes 3, 4, 9)
V
IN
= 4.75V, I
OUT
= 3A, T
J
≥ 0°C
V
IN
= 4.75V, I
OUT
= 2.5A, T
J
≥ 0°C
V
IN
= 4.75V, I
OUT
= 1.5A, T
J
> 0°C
l
3.528
3.350
3.450
3.528
3.672
3.672
3.672
3.672
V
V
V
V
LT
1083/4/5-5 I
OUT
= 0mA, T
J
= 25°C, V
IN
= 8V (K Package Only)
0 ≤ I
OUT
≤ I
FULL_LOAD
, 6.5V ≤ V
IN
≤ 20V (Notes 4, 6, 7, 9)
4.950
4.900
5.000
5.000
5.050
5.100
V
V
LT1083/4/5-12 I
OUT
= 0mA, T
J
= 25°C, V
IN
= 15V (K Package Only)
0 ≤ I
OUT
≤ I
FULL_LOAD
, 13.5V ≤ V
IN
≤ 25V (Notes 4, 6, 7, 9)
11.880
11.760
12.000
12.000
12.120
12.240
V
V
Line Regulation LT1084-3.3 I
OUT
= 0mA, T
J
= 25°C, 4.8V ≤ V
IN
≤ 15V
l
0.5
1.0
6
6
mV
mV
LT1085-3.3 4.8V ≤ V
IN
≤ 15V, I
OUT
= 0mA, T
J
= 25°C
l
0.5
1.0
6
6
mV
mV
LT1085-3.6 4.8V ≤ V
IN
≤ 15V, I
OUT
= 0mA, T
J
= 25°C
l
0.5
1.0
6
6
mV
mV
LT1083/4/5-5 I
OUT
= 0mA, T
J
= 25°C, 6.5V ≤ V
IN
≤ 20V (Notes 2, 3)
l
0.5
1.0
10
10
mV
mV
LT1083/4/5-12 I
OUT
= 0mA, T
J
= 25°C, 13.5V ≤ V
IN
≤ 25V (Notes 2, 3)
l
1.0
2.0
25
25
mV
mV
Load Regulation LT1084-3.3 V
IN
= 5V, 0 ≤ I
OUT
≤ 5A, T
J
= 25°C
l
3
7
15
20
mV
mV
LT1085-3.3 V
IN
= 5V, 0 ≤ I
OUT
≤ 3A, T
J
= 25°C
l
3
7
15
20
mV
mV
LT1085-3.6 V
IN
= 5.25V, 0 ≤ I
OUT
≤ 3A, T
J
= 25°C
l
3
7
15
20
mV
mV
LT1083/4/5-5 V
IN
= 8V, 0 ≤ I
OUT
≤ I
FULL_LOAD
, T
J
= 25°C (Notes 2, 3, 4, 6)
l
5
10
20
35
mV
mV
LT1083/4/5-12 V
IN
= 15V, 0 ≤ I
OUT
≤ I
FULL_LOAD
, T
J
= 25°C (Notes 2, 3, 4, 6)
l
12
24
36
72
mV
mV
Dropout Voltage LT1084/5-3.3 ∆V
OUT
= 33mV, I
OUT
= I
FULL_LOAD
(Notes 5, 6)
l
1.3 1.5 V
LT1085-3.6 ∆V
OUT
= 36mV, I
OUT
= I
FULL_LOAD
(Notes 5, 6)
l
1.3 1.5 V
LT1083/4/5-5 ∆V
OUT
= 50mV, I
OUT
= I
FULL_LOAD
(Notes 5, 6)
l
1.3 1.5 V
LT1083/4/5-12 ∆V
OUT
= 120mV, I
OUT
= I
FULL_LOAD
(Notes 5, 6)
l
1.3 1.5 V
Current Limit LT1083-5 V
IN
= 10V
l
8.0 9.5 A
LT1083-12 V
IN
= 17V
l
8.0 9.5 A
LT1084-3.3 V
IN
= 8V
l
5.5 6.5 A
LT1084-5 V
IN
= 10V
l
5.5 6.5 A
LT1084-12 V
IN
= 17V
l
5.5 6.5 A
LT1085-3.3/3.6 V
IN
= 8V
l
3.2 4.0 A
LT1085-5 V
IN
= 10V
l
3.2 4.0 A
LT1085-12 V
IN
= 17V
l
3.2 4.0 A
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C.