Motor de Búsqueda de Datasheet de Componentes Electrónicos
  Mexican  ▼
ALLDATASHEET.COM.MX

X  

Preview PDF HTML

LM2672 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No. de pieza LM2672
Descripción Electrónicos  SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator with Features
PDF  25 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM2672 Datasheet(HTML) 2 Page - National Semiconductor (TI)

  LM2672 Datasheet HTML 1Page - National Semiconductor (TI) LM2672 Datasheet HTML 2Page - National Semiconductor (TI) LM2672 Datasheet HTML 3Page - National Semiconductor (TI) LM2672 Datasheet HTML 4Page - National Semiconductor (TI) LM2672 Datasheet HTML 5Page - National Semiconductor (TI) LM2672 Datasheet HTML 6Page - National Semiconductor (TI) LM2672 Datasheet HTML 7Page - National Semiconductor (TI) LM2672 Datasheet HTML 8Page - National Semiconductor (TI) LM2672 Datasheet HTML 9Page - National Semiconductor (TI) Next Button
Zoom Inzoom in Zoom Outzoom out
 2 / 25 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.
Supply Voltage
45V
ON/OFF Pin Voltage
−0.1V
≤ V
SH
≤ 6V
Switch Voltage to Ground
−1V
Boost Pin Voltage
V
SW +8V
Feedback Pin Voltage
−0.3V
≤ V
FB
≤ 14V
ESD Susceptibility
Human Body Model (Note 2)
2 kV
Power Dissipation
Internally Limited
Storage Temperature Range
−65˚C to +150˚C
Lead Temperature
M Package
Vapor Phase (60s)
+215˚C
Infrared (15s)
+220˚C
N Package (Soldering, 10s)
+260˚C
Maximum Junction Temperature
+150˚C
Operating Ratings
Supply Voltage
6.5V to 40V
Temperature Range
−40˚C
≤ T
J
≤ +125˚C
Electrical Characteristics Specifications with standard type face are for T
J = 25˚C, and those in bold type
face apply over full Operating Temperature Range.
LM2672-3.3
Symbol
Parameter
Conditions
Typical
Min
Max
Units
(Note 4)
(Note 5)
(Note 5)
SYSTEM PARAMETERS Test Circuit Figure 2 (Note 3)
V
OUT
Output Voltage
V
IN = 8V to 40V, ILOAD = 20 mA to 1A
3.3
3.251/3.201
3.350/3.399
V
V
OUT
Output Voltage
V
IN = 6.5V to 40V, ILOAD = 20 mA to 500 mA
3.3
3.251/3.201
3.350/3.399
V
η
Efficiency
V
IN = 12V, ILOAD =1A
86
%
LM2672-5.0
Symbol
Parameter
Conditions
Typical
Min
Max
Units
(Note 4)
(Note 5)
(Note 5)
SYSTEM PARAMETERS Test Circuit Figure 2 (Note 3)
V
OUT
Output Voltage
V
IN = 8V to 40V, ILOAD = 20 mA to 1A
5.0
4.925/4.850
5.075/5.150
V
V
OUT
Output Voltage
V
IN = 6.5V to 40V, ILOAD = 20 mA to 500 mA
5.0
4.925/4.850
5.075/5.150
V
η
Efficiency
V
IN = 12V, ILOAD =1A
90
%
LM2672-12
Symbol
Parameter
Conditions
Typical
Min
Max
Units
(Note 4)
(Note 5)
(Note 5)
SYSTEM PARAMETERS Test Circuit Figure 2 (Note 3)
V
OUT
Output Voltage
V
IN = 15V to 40V, ILOAD = 20 mA to 1A
12
11.82/11.64
12.18/12.36
V
η
Efficiency
V
IN = 24V, ILOAD =1A
94
%
LM2672-ADJ
Symbol
Parameter
Conditions
Typ
Min
Max
Units
(Note 4)
(Note 5)
(Note 5)
SYSTEM PARAMETERS Test Circuit Figure 3 (Note 3)
V
FB
Feedback
Voltage
V
IN = 8V to 40V, ILOAD =20mAto1A
1.210
1.192/1.174
1.228/1.246
V
V
OUT Programmed for 5V
(see Circuit of Figure 3)
V
FB
Feedback
Voltage
V
IN = 6.5V to 40V, ILOAD =20mAto500 mA
1.210
1.192/1.174
1.228/1.246
V
V
OUT Programmed for 5V
(see Circuit of Figure 3)
www.national.com
2



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25


Datasheet Descarga

Go To PDF Page


Enlace URL



¿ALLDATASHEET es útil para Ud.?  [ DONATE ] 

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   Enlace a la hoja de datos    |   Intercambio de Enlaces   |   Lista de Fabricantes
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