Datasheet

LT6654
5
6654fd
For more information www.linear.com/LT6654
elecTrical characTerisTics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C, C
L
= 1µF and V
IN
= V
OUT
+ 0.5V, unless otherwise noted.
For LT6654-1.25, V
IN
= 2.4V, unless otherwise noted.
PARAMETER CONDITIONS MIN TYP MAX UNITS
Output Voltage Accuracy LT6654A
LT6654B
LT6654AH
LT6654BH
LT6654AMP
LT6654BMP
l
l
l
l
–0.05
–0.10
–0.215
–0.43
–0.23
–0.46
0.05
0.10
0.215
0.43
0.23
0.46
%
%
%
%
%
%
Output V
oltage T
emperature Coefficient (Note 3) LT6654A
LT6654B
l
l
3
10
10
20
ppm/°C
ppm/°C
Line Regulation V
OUT
+ 0.5V ≤ V
IN
≤ 36V
LT6654-2.048, LT6654-2.5, LT6654-3,
LT6654-3.3, L
T6654-4.096, LT6654-5
l
1.2 5
10
ppm/V
ppm/V
2.4V ≤ V
IN
≤ 36V
LT6654-1.25
l
1.2 5
10
ppm/V
ppm/V
Load Regulation (Note 4) I
OUT(SOURCE)
= 10mA
LT6654-2.048, LT6654-2.5, LT6654-3,
LT6654-3.3, L
T6654-4.096, LT6654-5
LT6654-1.25
LT6654LS8
l
l
l
3
6
10
8
15
15
20
30
45
ppm/mA
ppm/mA
ppm/mA
ppm/mA
ppm/mA
ppm/mA
Load Regulation (Note 4) I
OUT(SINK)
= 10mA
LT6654-2.048, LT6654-2.5, LT6654-3,
LT6654-3.3, L
T6654-4.096, LT6654-5
LT6654-1.25
LT6654LS8
l
l
l
9
15
30
20
30
25
30
60
90
ppm/mA
ppm/mA
ppm/mA
ppm/mA
ppm/mA
ppm/mA
Dropout V
oltage (Note 5) V
IN
– V
OUT
, ∆V
OUT
= 0.1%
I
OUT
= 0mA
LT6654-2.048, LT6654-2.5, LT6654-3,
LT6654-3.3, LT6654-4.096, LT6654-5
I
OUT(SOURCE)
= 10mA
I
OUT(SINK)
= –10mA
l
l
l
55 100
120
450
50
mV
mV
mV
mV
Minimum Input V
oltage L
T6654-1.25, ∆V
OUT
= 0.1%, I
OUT
= 0mA
LT6654-1.25, ∆V
OUT
= 0.1%, I
OUT
= ±10mA
l
l
1.5 1.6
1.8
2.4
V
V
V
Supply Current No Load
l
350
600
µA
µA
Output Short-Circuit Current Short V
OUT
to GND
Short V
OUT
to V
IN
40
30
mA
mA
Output Voltage Noise (Note 6) 0.1Hz ≤ f ≤ 10Hz
LT6654-1.25
LT6654-2.048
LT6654-2.5
LT6654-3
LT6654-3.3
LT6654-4.096
LT6654-5
10Hz ≤ f ≤ 1kHz
0.8
1.0
1.5
1.6
1.7
2.0
2.2
2.0
ppm
P-P
ppm
P-P
ppm
P-P
ppm
P-P
ppm
P-P
ppm
P-P
ppm
P-P
ppm
RMS
Turn-On Time 0.1% Settling, C
LOAD
= 1µF 150 µs