Motor de Búsqueda de Datasheet de Componentes Electrónicos
  Spanish  ▼
ALLDATASHEET.ES

X  

LM2639M Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No. de pieza LM2639M
Descripción Electrónicos  5-Bit Programmable, High Frequency Multi-phase PWM Controller
Download  8 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)

LM2639M Datasheet(HTML) 2 Page - National Semiconductor (TI)

  LM2639M Datasheet HTML 1Page - National Semiconductor (TI) LM2639M Datasheet HTML 2Page - National Semiconductor (TI) LM2639M Datasheet HTML 3Page - National Semiconductor (TI) LM2639M Datasheet HTML 4Page - National Semiconductor (TI) LM2639M Datasheet HTML 5Page - National Semiconductor (TI) LM2639M Datasheet HTML 6Page - National Semiconductor (TI) LM2639M Datasheet HTML 7Page - National Semiconductor (TI) LM2639M Datasheet HTML 8Page - National Semiconductor (TI)  
Zoom Inzoom in Zoom Outzoom out
 2 / 8 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.
V
CC5V
7V
V
CC12V
20V
Junction Temperature
125˚C
Power Dissipation (Note 2)
1.6W
Storage Temperature
−65˚C to +150˚C
ESD Susceptibility (Note 8)
2 kV
Soldering Time, Temperature
10 sec., 300˚C
Operating Ratings (Note 1)
V
CC
4.75V to 5.25V
Junction Temperature Range
0˚C to 70˚C
Electrical Characteristics
V
CC5V = 5V, VCC12V = 12V unless otherwise specified. Typicals and limits appearing in plain type apply for TA = TJ = +25˚C.
Limits appearing in boldface type apply over the entire operating temperature range.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
Vcc5V
V
CC5V Pin Voltage
4.5
5.0
5.5
V
Vcc12V
V
CC12V Pin Voltage
10.0
12.0
18.0
V
V
DACOUT
5-bit DAC Output Voltage
(Note 3)
N−1%
NN+1%
V
N−1.5%
NN+1.5%
I
CC12V
Quiescent V
CC12V Current
Enable = 5V, VID = 00001,
DRV Outputs Floating
1.3
3
mA
I
CC5V
Operating V
CC5V Current
V
OUT = 2.00V
4.3
8
mA
V
REF
Rref Pin Voltage
1.225
V
V
INL
Vid0:4, Clksel, Divsel, and
Enable Pins Logic Threshold
Logic Low (Note 4)
1.8
1.5
V
V
INH
Logic High (Note 5)
3.5
2.8
V
I
INL
Vid0:4 and Enable Pins Internal
Pullup Current
The Corresponding Pin = 0V
60
100
140
µA
Clksel, Divsel Pins Internal
Pullup Current
−10
0
10
Gate Driver Resistance When
Sinking Current
I
SINK = 50 µA, VCC12V = 14V
12
V
DRV
DRV0:3 Output Voltage
I
DRV = 10 mA, VCC12V = 14V,
OutV = 12V or 5V
OutV −
0.3V
OutV
OutV +
0. 3V
V
t
fall
DRV0:3 Fall Time
(Note 6)
7
ns
I
SRC
DRV0:3 Source Current
DRV0:3 = 0V, V
CC12V = 14V,
OutV = 5V
40
60
mA
I
SINK
DRV0:3 Sink Current
DRV0:3 = 5V, V
CC12V = 14V,
OutV = 5V
90
160
250
mA
B
gOUT Voltage
Current Limit Not Activated
4
V
Current Limit Activated
0
I
FB
FB Pin Bias Current
FB = 2V
30
nA
B
gOUT Sink Current
B
gOUT = 1V
1.0
2.4
5
mA
F
OSC
Oscillator Frequency
8.02k
Ω from Rref Pin to
Ground
7.0
8.0
8.7
MHz
D
DRV0:3 Duty Cycle Match
Duty Cycle = 50%
−1
+1
%
ph
DRV0:3 Phase Accuracy
Duty Cycle = 50%,F
clock = 8
MHz
−1
+1
Deg
T
off
PWM Off time
Divide by 4
22
%
T
off
Divide by 3
22
OutV
Drive Voltage Range
Output Freq.= 2MHz, V
O =
2.00V
0
12
Vcc12
V
www.national.com
2


Número de pieza similar - LM2639M

Fabricante ElectrónicoNo. de piezaDatasheetDescripción Electrónicos
logo
National Semiconductor ...
LM2630 NSC-LM2630 Datasheet
265Kb / 14P
   Synchronous Step-Down Power Supply Controller
LM2630MTC-ADJ NSC-LM2630MTC-ADJ Datasheet
265Kb / 14P
   Synchronous Step-Down Power Supply Controller
LM2631 NSC-LM2631 Datasheet
265Kb / 12P
   Synchronous Step-Down Power Supply Controller
LM2631MTC-ADJ NSC-LM2631MTC-ADJ Datasheet
265Kb / 12P
   Synchronous Step-Down Power Supply Controller
LM2633 NSC-LM2633 Datasheet
1Mb / 40P
   Advanced Two-Phase Synchronous Triple Regulator Controller for Notebook CPUs
More results

Descripción similar - LM2639M

Fabricante ElectrónicoNo. de piezaDatasheetDescripción Electrónicos
logo
National Semiconductor ...
LM2720 NSC-LM2720_09 Datasheet
348Kb / 10P
   5-Bit Programmable, High Frequency Multi-phase PWM Controller
LM2720 NSC-LM2720 Datasheet
149Kb / 8P
   5-Bit Programmable, High Frequency Multi-phase PWM Controller
logo
Semtech Corporation
SC1144 SEMTECH-SC1144 Datasheet
156Kb / 11P
   PROGRAMMABLE, HIGH PERFORMANCE MULTI-PHASE, PWM CONTROLLER
SC1146 SEMTECH-SC1146 Datasheet
148Kb / 10P
   VRM9.0 PROGRAMMABLE, MULTI-PHASE, HIGH PERFORMANCE PWM CONTROLLER
logo
STMicroelectronics
L6917B STMICROELECTRONICS-L6917B Datasheet
592Kb / 33P
   5 BIT PROGRAMMABLE DUAL-PHASE CONTROLLER
logo
Texas Instruments
TPS43000PWR TI1-TPS43000PWR Datasheet
766Kb / 31P
[Old version datasheet]   MULTI-TOPOLOGY HIGH-FREQUENCY PWM CONTROLLER
logo
Renesas Technology Corp
ISL6244 RENESAS-ISL6244 Datasheet
1Mb / 25P
   Multi-Phase PWM Controller
ISL6559 RENESAS-ISL6559 Datasheet
1Mb / 21P
   Multi-Phase PWM Controller
logo
Texas Instruments
TPS43000 TI-TPS43000 Datasheet
347Kb / 26P
[Old version datasheet]   MULTI TOPLOGY HIGH FREQUENCY PWM CONTROLLER
logo
Intersil Corporation
ISL6569 INTERSIL-ISL6569 Datasheet
497Kb / 22P
   Multi-Phase PWM Controller
More results


Html Pages

1 2 3 4 5 6 7 8


Datasheet Descarga

Go To PDF Page


Enlace URL




Política de Privacidad
ALLDATASHEET.ES
¿ALLDATASHEET es útil para Ud.?  [ DONATE ] 

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   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