lt3070 Linear Technology Corporation, lt3070 Datasheet - Page 4

• Manufacturer Part Number: lt3070
• Description: 5a, Low Noise, Programmable Output, 85mv Dropout Linear Regulator
• Manufacturer: Linear Technology Corporation

LT3070
electricAl chArActeristics
PARAMETER
BIAS Pin Current in Nap Mode
BIAS Pin Current,
V
Current Limit (Note 5)
Reverse Output Current (Note 8)
PWRGD V
PWRGD V
V
V
VIOC Output Current
V
V
V
V
V
V
Input Hysteresis (Both Thresholds),
V
Input Current High,
V
Input Current Low,
V
EN Pin Threshold
EN Pin Logic High Current
EN Pin Logic Low Current

temperature range, otherwise specifications are at T
otherwise noted.
IN
BIAS
IN
IL
O2
IZ
O2
IH
O2
O2
O2
O2
Input Threshold (Logic-0 State),
Input Range (Logic-Z State),
= 1.3V, V
-V
Input Threshold (Logic-1 State),
, V
, V
, V
, V
, V
, V
Undervoltage Lockout
OUT
O1
O1
O1
O1
O1
O1
, V
, V
, V
, V
, V
, V
Servo Voltage by VIOC
OUT
OL
O0
O0
O0
O0
O0
O0
OUT
Threshold
, MARGSEL, MARGTOL
, MARGSEL, MARGTOL
, MARGSEL, MARGTOL
, MARGSEL, MARGTOL
, MARGSEL, MARGTOL
, MARGSEL, MARGTOL
= 1V
CONDITIONS
EN = Low (After POR Completed)
I
I
I
I
I
I
V
V
V
V
Percentage of V
Percentage of V
I
V
V
V
V
Input Falling
Input Rising
V
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
OUT
PWRGD
IN
IN
IN
IN
BIAS
BIAS
IN
IN
IH
IL
OUT
OUT
EN
EN
= 0V, V
– V
– V
– V
= 0V, V
= V
= V
= V
= V
= 0V
= 10mA
= 100mA
= 500mA
= 1A
= 2.5A
= 5A
= Off to On
= On to Off
Rising
Falling
OUT
OUT
OUT
= 200µA (Fault Condition)
OUT(NOMINAL)
OUT(NOMINAL)
BIAS
BIAS
BIAS
< 0.3V, V
= 1.0V, V
= 1.7V, V
OUT
= 2.5V, Current Flows Into Pin
= 2.5V
= 1.8V
= 2.5V, Current Flows Out of Pin
OUT(NOMINAL)
OUT(NOMINAL)
BIAS
BIAS
BIAS
+ 150mV, Sourcing Out of the Pin
+ 450mV, Sinking Into the Pin
A
= 25°C. C
= 3.3V
= 3.3V
= 3.3V
The
, V
, V
OUT
OUT
l
OUT
Rising
Falling
denotes the specifications which apply over the full operating
= 15µF (Note 9), V
IN
= V
OUT
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
+ 0.3V (Note 5), V
V
BIAS
0.75
1.25
82.0
0.75
MIN
120
250
160
170
2.0
2.6
3.5
4.5
5.1
3.1
1.1
1.1
0.9
0.9
2.5
87
– 0.25
1.08
1.55
TYP
200
300
300
235
255
1.8
3.0
3.8
5.2
6.9
6.0
4.2
2.2
1.4
4.0
90
85
50
60
25
25
BIAS
V
= 2.5V unless
BIAS
MAX
10.0
88.0
0.25
320
450
150
350
310
340
1.5
2.4
4.0
5.0
7.0
6.9
5.5
3.9
2.1
1.7
1.4
6.5
0.1
93
40
40
– 0.9
UNITS
3070f
mA
mA
mA
mA
mA
mA
mV
mV
mV
µA
µA
µA
µA
µA
µA
µA
µA
%
%
A
A
A
V
V
V
V
V
V
V