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LP2983 数据表(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
部件名 LP2983
功能描述  Micropower 150 mA Voltage Regulator in SOT-23 Package For Output Voltages 1.2V Designed for Use with Very Low ESR Output Capacitors
PDF  11 Pages
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

LP2983 数据表(HTML) 4 Page - National Semiconductor (TI)

  LP2983 Datasheet HTML 1Page - National Semiconductor (TI) LP2983 Datasheet HTML 2Page - National Semiconductor (TI) LP2983 Datasheet HTML 3Page - National Semiconductor (TI) LP2983 Datasheet HTML 4Page - National Semiconductor (TI) LP2983 Datasheet HTML 5Page - National Semiconductor (TI) LP2983 Datasheet HTML 6Page - National Semiconductor (TI) LP2983 Datasheet HTML 7Page - National Semiconductor (TI) LP2983 Datasheet HTML 8Page - National Semiconductor (TI) LP2983 Datasheet HTML 9Page - National Semiconductor (TI) Next Button
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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 Temp. (Soldering, 5 sec.)
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 +16V
Shutdown Input Voltage (Survival)
−0.3V to +16V
Output Voltage Survival, (Note 4)
−0.3V to +9V
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 full operating temperature range. Un-
less otherwise specified: V
IN =VO(NOM) + 1V, IL = 1 mA, CIN = 1 µF, COUT = 2.2 µF, VON/OFF = 2V.
Symbol
Parameter
Conditions
Typ
LP2983AI-X.X
LP2983I-X.X
Units
(Note 6)
(Note 6)
Min
Max
Min
Max
∆V
O
Output Voltage
Tolerance
−1.0
1.0
−1.5
1.5
%
1mA
≤ I
L ≤ 50 mA
−2.0
2.0
−2.5
2.5
−2.5
2.5
−3.5
3.5
1mA
≤ I
L ≤ 150 mA
−2.5
2.5
−3.0
3.0
−3.5
3.5
−4.0
4.0
Output Voltage
V
O(NOM)+1V ≤ VIN ≤ 16V
0.01
0.016
0.016
%/V
Line Regulation
0.032
0.032
I
GND
Ground Pin Current
I
L = 0
65
95
95
µA
125
125
I
L = 1 mA
75
110
110
170
170
I
L = 10 mA
120
220
220
400
400
I
L = 50 mA
300
500
500
900
900
I
L = 150 mA
825
1200
1500
2000
2000
V
ON/OFF < 0.15V
6
12
12
V
ON/OFF < 0.05V
0.2
2
2
V
IN(min)
Minimum V
IN required
to maintain Output
Regulation
2.05
2.20
2.20
V
V
ON/OFF
ON/OFF Input Voltage
(Note 7)
High = O/P ON
1.4
1.6
1.6
Low = O/P OFF
0.1
0.05
0.05
I
ON/OFF
ON/OFF Input Current
V
ON/OFF = 0
0.01
−2
−2
µA
V
ON/OFF =5V
5
15
15
e
n
Output Noise
BW = 10 Hz to 100 kHz,
Voltage (RMS)
C
OUT =10µF
60
µV
V
OUT = 1.2V
Ripple Rejection
f=1kHz
65
dB
C
OUT = 2.2 µF
I
O(SC)
Short Circuit Current
R
L = 0 (Steady State)
400
mA
(Note 8)
I
O(PK)
Peak Output Current
V
OUT ≥ Vo(NOM) −5%
250
www.national.com
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