Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

LTC4449 Datasheet(PDF) 37 Page - Analog Devices

Part # LTC4449
Description  Quad-Phase, Synchronous Bidirectional Buck or Boost Controller
PDF  48 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTC4449 Datasheet(HTML) 37 Page - Analog Devices

Back Button LTC4449 Datasheet HTML 33Page - Analog Devices LTC4449 Datasheet HTML 34Page - Analog Devices LTC4449 Datasheet HTML 35Page - Analog Devices LTC4449 Datasheet HTML 36Page - Analog Devices LTC4449 Datasheet HTML 37Page - Analog Devices LTC4449 Datasheet HTML 38Page - Analog Devices LTC4449 Datasheet HTML 39Page - Analog Devices LTC4449 Datasheet HTML 40Page - Analog Devices LTC4449 Datasheet HTML 41Page - Analog Devices Next Button
Zoom Inzoom in Zoom Outzoom out
 37 / 48 page
background image
LTC7872
37
Rev. 0
For more information www.analog.com
MFR_CONFIG1
The MFR_CONFIG1 returns a one-byte summary of the
configuration of the controller programmed by the pins.
The content of the MFR_CONFIG1 register is read only.
MFR_CONFIG1 Register Contents:
BIT
NAME
VALUE MEANING
7:6
Reserved
5
SERCUR_WARNING
1
The SETCUR pin is programmed to be above 1.25V.
4:3
DRVCC_SET[1:0]
00
01
10
The DRVCC is programmed to 5V.
The DRVCC is programmed to 8V.
The DRVCC is programmed to 10V.
2:0
ILIM_SET[2:0]
000
001
010
011
100
The maximum current sense threshold is programmed to 10mV.
The maximum current sense threshold is programmed to 20mV.
The maximum current sense threshold is programmed to 30mV.
The maximum current sense threshold is programmed to 40mV.
The maximum current sense threshold is programmed to 50mV.
MFR_CONFIG2
The MFR_CONFIG2 returns a one-byte summary of the
configuration of the controller programmed by the pins.
The content of the MFR_CONFIG2 register is read only.
MFR_CONFIG2 Register Contents:
BIT
NAME
VALUE MEANING
7:5
Reserved
4
BURST
1
The controller is in burst mode operation.
3
DCM
1
The controller is in DCM.
2
HIZ
1
The controller is in Hi-Z mode.
1
SPRD
1
The controller is in spread spectrum mode.
0
BUCK_BOOST
0
1
The controller is in boost mode.
The controller is in buck mode.
MFR_CHIP_CTRL
The MFR_CHIP_CTRL is for general chip control.
MFR_CHIP_CTRL Message Contents:
BIT
NAME
VALUE MEANING
7:3
Reserved
2
CML
1
A communication fault related to PEC during writing registers has occurred. Write 1 to this bit will clear the CML.
1
RESET
1
Sticky bit, reset all R/W registers.
0
WP
0
1
Write allowed for all three IDAC registers, and MFR_SSFM register.
Write inhibited for all three IDAC registers, and MFR_SSFM register.
APPLICATIONS INFORMATION



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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
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