參數(shù)資料
型號： LP2989AILD-4.0
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： Circular Connector; No. of Contacts:41; Series:MS27473; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:20; Circular Contact Gender:Socket; Circular Shell Style:Straight Plug; Insert Arrangement:20-41 RoHS Compliant: No
中文描述： 4 V FIXED POSITIVE LDO REGULATOR, 0.65 V DROPOUT, PDSO8
封裝： LLP-8
文件頁數(shù)： 6/19頁
文件大?。?/td> 616K
代理商： LP2989AILD-4.0
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Storage Temperature Range
Operating Junction
Range
Lead Temperature
seconds)
ESD Rating (Note 2)
Power Dissipation (Note 3)
65C to +150C
Temperature
40C to +125C
(Soldering, 5
260C
2 kV
Internally Limited
Input Supply Voltage
Input Supply Voltage
(Operating)
Sense Pin
Output Voltage
(Note 4)
I
OUT
(Survival)
(Survival)
0.3V to +16V
2.1V to +16V
0.3V to +6V
(Survival)
0.3V to +16V
Short Circuit
Protected
Input-Output Voltage
(Note 5)
(Survival)
0.3V to +16V
Electrical Characteristics
Limits in standard typeface are for T
J
= 25C, and limits in
boldface type
apply over the full operating temperature range. Un-
less otherwise specified: V
IN
= V
O
(NOM) + 1V, I
L
= 1 mA, C
OUT
= 4.7 μF, C
IN
= 2.2 μF, V
S/D
= 2V.
Symbol
Parameter
Conditions
Typical
LP2989AI-X.X
(Note 6)
Min
0.75
1.5
LP2989I-X.X
(Note 6)
Min
1.25
2.5
Units
Max
0.75
1.5
Max
1.25
2.5
V
O
Output Voltage
Tolerance
%V
NOM
1 mA
<
I
L
<
500 mA
V
O
(NOM) + 1V
≤
V
IN
≤
16V
1 mA
<
I
L
<
500 mA
V
O
(NOM) + 1V
≤
V
IN
≤
16V
25C
≤
T
J
≤
125C
V
O
(NOM) + 1V
≤
V
IN
≤
16V
4.0
2.5
5.0
3.5
3.5
2.5
4.5
3.5
Output Voltage Line
Regulation
0.005
0.014
0.014
%/V
0.032
0.032
Load Regulation
1 mA
<
I
L
<
500 mA
0.4
%V
NOM
V
IN
–V
O
Dropout Voltage
(Note 7)
I
L
= 100 μA
1
3
4
3
4
mV
I
L
= 200 mA
150
200
300
425
650
175
200
2
3.5
6
9
2
0.8
200
300
425
650
175
200
2
3.5
6
9
2
0.8
I
L
= 500 mA
310
I
GND
Ground Pin Current
I
L
= 100 μA
110
μA
I
L
= 200 mA
1
mA
I
L
= 500 mA
3
V
S/D
<
0.18V
V
S/D
<
0.4V
V
OUT
≥
V
O
(NOM) 5%
R
L
= 0 (Steady State)
(Note 9)
BW = 100 Hz to
100 kHz, C
OUT
= 10 μF
C
BYPASS
= .01 μF
V
OUT
= 2.5V
0.5
0.05
800
μA
I
O
(PK)
I
O
(MAX)
Peak Output Current
Short Circuit Current
600
600
mA
1000
e
n
Output Noise Voltage
(RMS)
18
μV(RMS)
L
www.national.com
6
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