LT1129/LT1129-3.3/LT1129-5
The
●
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C.
PARAMETER
Regulated Output Voltage
(Notes 4, 12)
CONDITIONS
LT1129-3.3
LT1129-5
LT1129 (Note 5)
Line Regulation (Note 12)
LT1129-3.3
LT1129-5
LT1129 (Note 5)
Load Regulation (Note 12)
LT1129-3.3
LT1129-5
LT1129 (Note 5)
Dropout Voltage
(Note 6)
V
IN
= 3.8V, I
OUT
= 1mA, T
J
= 25°C
4.3V < V
IN
< 20V, 1mA < I
OUT
< 700mA
V
IN
= 5.5V, I
OUT
= 1mA, T
J
= 25°C
6V < V
IN
< 20V, 1mA < I
OUT
< 700mA
V
IN
= 4.3V, I
OUT
= 1mA, T
J
= 25°C
4.8V < V
IN
< 20V, 1mA < I
OUT
< 700mA
∆V
IN
= 4.8V to 20V, I
OUT
= 1mA
∆V
IN
= 5.5V to 20V, I
OUT
= 1mA
∆V
IN
= 4.3V to 20V, I
OUT
= 1mA
∆I
LOAD
= 1mA to 700mA, T
J
= 25°C
∆I
LOAD
= 1mA to 700mA
∆I
LOAD
= 1mA to 700mA, T
J
= 25°C
∆I
LOAD
= 1mA to 700mA
∆I
LOAD
= 1mA to 700mA, T
J
= 25°C
∆I
LOAD
= 1mA to 700mA
●
●
●
●
●
●
●
●
●
●
ELECTRICAL CHARACTERISTICS
MIN
3.250
3.200
4.925
4.850
3.695
3.640
TYP
3.300
3.300
5.000
5.000
3.750
3.750
1.5
1.5
1.5
6
15
6
20
6
15
0.13
0.25
MAX
3.350
3.400
5.075
5.150
3.805
3.860
10
10
10
20
30
20
30
20
30
0.20
0.25
0.35
0.45
0.45
0.60
0.55
0.70
70
450
3.5
20
45
90
300
2.8
10
25
UNITS
V
V
V
V
V
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
V
V
V
V
V
V
V
µA
µA
mA
mA
mA
mA
nA
V
V
µA
µA
dB
I
LOAD
= 10mA, T
J
= 25°C
I
LOAD
= 10mA
I
LOAD
= 100mA, T
J
= 25°C
I
LOAD
= 100mA
I
LOAD
= 500mA, T
J
= 25°C
I
LOAD
= 500mA
I
LOAD
= 700mA, T
J
= 25°C
I
LOAD
= 700mA
●
0.37
●
0.45
●
●
●
●
●
●
●
●
●
●
●
Ground Pin Current
(Note 7)
I
LOAD
= 0mA
I
LOAD
= 10mA
I
LOAD
= 100mA
I
LOAD
= 300mA
I
LOAD
= 500mA
I
LOAD
= 700mA
50
310
2.0
10
25
50
150
0.25
1.2
0.75
6
15
52
64
1.2
Adjust Pin Bias Current (Notes 5, 8)
Shutdown Threshold
Shutdown Pin Current (Note 9)
Quiescent Current in Shutdown
(Note 10)
Ripple Rejection
Current Limit
Input Reverse Leakage Current
Reverse Output Current (Note 11)
T
J
= 25°C
V
OUT
= Off to On
V
OUT
= On to Off
V
SHDN
= 0V
V
IN
= 6V, V
SHDN
= 0V
V
IN
– V
OUT
= 1V (Avg), V
RIPPLE
= 0.5V
P-P
,
f
RIPPLE
= 120Hz, I
LOAD
= 0.7A, T
J
= 25°C
V
IN
– V
OUT
= 7V, T
J
= 25°C
V
IN
= –20V, V
OUT
= 0V
LT1129-3.3
LT1129-5
LT1129 (Note 5)
V
OUT
= 3.3V, V
IN
= 0V
V
OUT
= 5V, V
IN
= 0V
V
OUT
= 3.8V, V
IN
= 0V
●
1.6
1.0
25
25
25
A
mA
µA
µA
µA
16
16
16
112935fc
3
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
