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LP3878 Datasheet(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LP3878
Description  Micropower 800mA Low Noise Ceramic Stable Voltage Regulator for Low Voltage Applications Designed for Use with Very Low ESR Output Capacitors
PDF  11 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LP3878 Datasheet(HTML) 4 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature Range
−65˚C to +150˚C
Operating Junction
Temperature
Range
-40˚C to +125˚C
Lead Temperature
(Soldering, 5
seconds)
260˚C
ESD Rating (Note 2)
2 kV
Power Dissipation (Note 3)
Internally Limited
Input Supply Voltage
(Survival)
−0.3V to +16V
Input Supply Voltage
(Operating)
2.2V to 6V
Sense Pin
−0.3V to 6V
Output Voltage
(Survival)
(Note 4)
−0.3V to 6V
I
OUT (Survival)
Short Circuit
Protected
Input-Output Voltage
(Survival)
(Note 5)
−0.3V to +16V
Electrical Characteristics
Limits in standard typeface are for T
J = 25˚C, and limits in boldface type apply over the junction temperature range of 0˚C to
125˚C. Unless otherwise specified: V
IN = 3.3V, IL = 1 mA, COUT = 10 µF, CIN = 4.7 µF, VS/D = 2V.
Symbol
Parameter
Conditions
Min
(Note 6)
Typical
(Note 7)
Max
(Note 6)
Units
V
O
Output Voltage
Tolerance
−1.0
1.0
%V
NOM
1mA < I
L < 800 mA
3.0V
≤ V
IN
≤ 6V
−2.0
2.0
−3.0
3.0
Output Voltage Line
Regulation
3.0V
≤ V
IN
≤ 6V
0.005
0.014
%/V
0.032
V
IN (min)
Minimum Input
Voltage Required To
Maintain Output
Regulation
I
L = 800 mA
V
OUT
≥ V
OUT(NOM) -1%
2.2
2.75
V
I
GND
Ground Pin Current
I
L = 100 µA
180
200
µA
225
I
L = 200 mA
1
2
mA
2.5
I
L = 800 mA
5
8
10
I
O(PK)
Peak Output Current
V
OUT
≥ V
O(NOM) − 5%
1200
mA
I
O(MAX)
Short Circuit Current
R
L = 0 (Steady State)
(Note 8)
1400
e
n
Output Noise Voltage
(RMS)
BW = 100 Hz to 100 kHz
C
BYPASS =10nF
C
BYPASS =0
18
85
µV(RMS)
Ripple Rejection
f=1kHz
70
dB
SHUTDOWN INPUT
V
S/D
S/D Input Voltage
V
H = O/P ON
1.4
1.6
V
V
L = O/P OFF
I
IN
≤ 2µA
0.1
0.50
I
S/D
S/D Input Current
V
S/D = 0
0.001
−1
µA
V
S/D =5V
5
15
www.national.com
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