LP38503A-ADJ National Semiconductor, LP38503A-ADJ Datasheet - Page 4

• Manufacturer Part Number: LP38503A-ADJ
• Description: (LP38501-ADJ / LP38503-ADJ) 3A FlexCap Low Dropout Linear Regulator
• Manufacturer: National Semiconductor

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Enable Input (LP38501 Only)
ΔV
ΔV
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
LP38501/3–ADJ
Unless otherwise specified: V
are for T
Maximum limits are guaranteed through test, design, or statistical correlation. Typical values represent the most likely parametric
norm at T
Storage Temperature Range
Lead Temperature
ESD Rating (Note 2)
Power Dissipation(Note 3)
Input Pin Voltage (Survival)
Enable Pin Voltage (Survival)
Output Pin Voltage (Survival)
I
I
Symbol
OUT
DISABLED
I
OUT
V
V
OUT(PK)
OUT
I
I
V
V
(Soldering, 5 sec.)
I
t
t
IH(EN)
V
IL(EN)
I
IH(EN)
GND
IL(EN)
d(off)
d(on)
I
ADJ
ADJ
ADJ
SC
DO
(Survival)
/ΔI
/ΔV
OUT
J
IN
J
= 25°C only; limits in boldface type apply over the junction temperature (T
= 25°C, and are provided for reference purposes only.
Adjust Pin Voltage (Note 6)
Adjust Pin Voltage (Note 6)
"A" GRADE
Adjust Pin Bias Current
Dropout Voltage (Note 7)
Output Voltage Line
Regulation
(Notes 4, 6)
Output Voltage Load
Regulation
(Notes 5, 6)
Ground Pin Current In Normal
Operation Mode
Ground Pin Current
Peak Output Current
Short Circuit Current
Enable Logic High
Enable Logic Low
Turn-off delay
Turn-on delay
Enable Pin High Current
Enable Pin Low Current
Parameter
IN
= 3.3V, I
OUT
−65°C to +150°C
Internally Limited
Internally Limited
= 10 mA, C
−0.3V to +6.0V
−0.3V to +6.0V
−0.3V to +6.0V
2.7V
10 mA
2.7V
10 mA
2.7V
I
2.7V
10 mA
10 mA
V
V
V
V
V
Time from V
OFF
I
Time from V
ON
I
V
V
OUT
LOAD
LOAD
EN
OUT
OUT
OUT
OUT
EN
EN
(Note 1)
< V
= V
= 0V
= 3A
≤
≤
≤
≤
≥
= 0V
= ON
= OFF
= 3A
= 3A
≤
≤
≤
≤
V
V
V
V
260°C
IL(EN)
V
IN
±2 kV
IN
IN
IN
IN
OUT(NOM)
I
I
I
I
OUT
OUT
OUT
OUT
IN
≤
≤
≤
≤
Conditions
EN
EN
= 10 µF, C
5.5V
5.5V
5.5V
5.5V
≤
≤
≤
≤
< V
>V
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3A
3A
3A
3A
IH(EN)
- 5%
4
IL(EN)
Operating Ratings
OUT
Input Supply Voltage
Enable Input Voltage
Output Current (DC)
Junction Temperature(Note 3)
V
to V
to V
OUT
= 10 µF, V
OUT
OUT
=
=
EN
0.584
0.575
0.596
0.587
J
Min
) range of -40°C to +125°C. Minimum and
3.5
1.4
—
—
—
—
—
—
—
—
—
= V
IN
, V
OUT
0.605
0.605
0.025
0.04
0.05
0.12
0.24
Typ
420
= 1.8V. Limits in standard type
50
25
25
35
35
—
—
2
6
6
(Note 1)
0.626
0.635
0.614
0.623
0.125
Max
0.65
750
550
665
−40°C to +125°C
15
—
—
—
—
—
—
—
4
5
2.7V to 5.5V
0.0V to 5.5V
0.6V to 5V
0 to 3A
Units
%/V
%/A
mV
mA
nA
µA
nA
µs
V
V
A
A
V
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