数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

LP2989 数据表(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
部件名 LP2989
功能描述  Micropower/Low Noise, 500 mA Ultra Low-Dropout Regulator For Use with Ceramic Output Capacitors
PDF  19 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

LP2989 数据表(HTML) 6 Page - National Semiconductor (TI)

Back Button LP2989 Datasheet HTML 2Page - National Semiconductor (TI) LP2989 Datasheet HTML 3Page - National Semiconductor (TI) LP2989 Datasheet HTML 4Page - National Semiconductor (TI) LP2989 Datasheet HTML 5Page - National Semiconductor (TI) LP2989 Datasheet HTML 6Page - National Semiconductor (TI) LP2989 Datasheet HTML 7Page - National Semiconductor (TI) LP2989 Datasheet HTML 8Page - National Semiconductor (TI) LP2989 Datasheet HTML 9Page - National Semiconductor (TI) LP2989 Datasheet HTML 10Page - National Semiconductor (TI) Next Button
Zoom Inzoom in Zoom Outzoom out
 6 / 19 page
background image
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)
2.1V to +16V
Sense Pin
−0.3V to +6V
Output Voltage
(Survival)
(Note 4)
−0.3V to +16V
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, COUT = 4.7 µF, CIN = 2.2 µF, VS/D = 2V.
Symbol
Parameter
Conditions
Typical
LP2989AI-X.X
(Note 6)
LP2989I-X.X
(Note 6)
Units
Min
Max
Min
Max
V
O
Output Voltage
Tolerance
−0.75
0.75
−1.25
1.25
%V
NOM
1mA < I
L < 500 mA
V
O(NOM) + 1V
≤ V
IN
≤
16V
−1.5
1.5
−2.5
2.5
−4.0
2.5
−5.0
3.5
1mA < I
L < 500 mA
V
O(NOM) + 1V
≤ V
IN
≤
16V
−25˚C
≤ T
J
≤ 125˚C
−3.5
2.5
−4.5
3.5
Output Voltage Line
Regulation
V
O(NOM) + 1V
≤ V
IN
≤
16V
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–VO
Dropout Voltage
(Note 7)
I
L = 100 µA
1
33
mV
44
I
L = 200 mA
150
200
200
300
300
I
L = 500 mA
310
425
425
650
650
I
GND
Ground Pin Current
I
L = 100 µA
110
175
175
µA
200
200
I
L = 200 mA
1
22
mA
3.5
3.5
I
L = 500 mA
3
66
99
V
S/D < 0.18V
0.5
2
2
µA
V
S/D < 0.4V
0.05
0.8
0.8
I
O(PK)
Peak Output Current
V
OUT
≥ V
O(NOM) − 5%
800
600
600
mA
I
O(MAX)
Short Circuit Current
R
L = 0 (Steady State)
(Note 9)
1000
e
n
Output Noise Voltage
(RMS)
BW = 100 Hz to
100 kHz, C
OUT =10µF
C
BYPASS = .01 µF
V
OUT = 2.5V
18
µV(RMS)
www.national.com
6



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com