Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.COM

X  

L6920D Datasheet(PDF) 6 Page - STMicroelectronics

Part # L6920D
Description  1V HIGH EFFICIENCY SYNCRONOUS STEP UP CONVERTER
Download  13 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6920D Datasheet(HTML) 6 Page - STMicroelectronics

Back Button L6920D Datasheet HTML 2Page - STMicroelectronics L6920D Datasheet HTML 3Page - STMicroelectronics L6920D Datasheet HTML 4Page - STMicroelectronics L6920D Datasheet HTML 5Page - STMicroelectronics L6920D Datasheet HTML 6Page - STMicroelectronics L6920D Datasheet HTML 7Page - STMicroelectronics L6920D Datasheet HTML 8Page - STMicroelectronics L6920D Datasheet HTML 9Page - STMicroelectronics L6920D Datasheet HTML 10Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 6 / 13 page
background image
L6920
6/13
Figure 7. PFM mode Condition: Vout = 5V; Vin =1.5V.
Trace1: Vout (50mV~/div) Trace 4: IL (100mA/div)
Time div.: 5
µs/div
Figure 8. Heavier load - Train pulses overlapping.
Trace1: Vout (100mV~/div) Trace 4: IL (200mA/div)
Time div.: 10
µs/div
Figure 9. Heavy load - Inductor current ripples
below Ilim Trace1: Vout (100mV~/div) Trace 4: IL
(200mA/div) Time div.: 20
µs/div
Figure 10. Heavy load and High ESR. Regulation
falls in continuous mode of operation. Trace1:
Vout (100mV~/div) Trace 4: IL (200mA/div). Time
div.: 5
µs/div
When Iload is heavier, the pulse trains are overlapped. Figures 7 - 8 show some possible behaviors.
Considering that current in the inductor is limited to 1A, the maximum load current is defined by the following
relationship:
eq. (1)
Where
η is the efficiency and Ilim =1A.
Of course, if Iload is greater than Iload_lim the regulation is lost (figure 11).
I
load_lim
V
in
V
out
-----------
I
lim Toff min
V
out
V
in
2L
--------------------------
⎝⎠
⎛⎞ η
⋅⋅
=


Similar Part No. - L6920D

ManufacturerPart #DatasheetDescription
logo
STMicroelectronics
L6920D STMICROELECTRONICS-L6920D Datasheet
238Kb / 13P
   1V HIGH EFFICIENCY SYNCRONOUS STEP UP CONVERTER
L6920DB STMICROELECTRONICS-L6920DB Datasheet
399Kb / 16P
   Synchronous rectifier step up converter
L6920DBTR STMICROELECTRONICS-L6920DBTR Datasheet
399Kb / 16P
   Synchronous rectifier step up converter
L6920DC STMICROELECTRONICS-L6920DC Datasheet
398Kb / 16P
   Synchronous rectifier step up converter
L6920DCTR STMICROELECTRONICS-L6920DCTR Datasheet
398Kb / 16P
   Synchronous rectifier step up converter
More results

Similar Description - L6920D

ManufacturerPart #DatasheetDescription
logo
STMicroelectronics
L6920 STMICROELECTRONICS-L6920 Datasheet
238Kb / 13P
   1V HIGH EFFICIENCY SYNCRONOUS STEP UP CONVERTER
logo
List of Unclassifed Man...
SS6610 ETC1-SS6610 Datasheet
548Kb / 16P
   High Efficiency Syncronous Step-up DC/DC Converter
logo
Maxim Integrated Produc...
MAX1642 MAXIM-MAX1642 Datasheet
130Kb / 12P
   High-Efficiency, Step-Up DC-DC Converters for 1V Inputs
19-1183; Rev 0; 6/97
logo
Eorex Corporation
EP4001 EOREX-EP4001 Datasheet
343Kb / 10P
   High Efficiency, Step-Up Converter with EXT
logo
List of Unclassifed Man...
MT3608 ETC1-MT3608 Datasheet
603Kb / 7P
   High Efficiency 1.2MHz 2A Step Up Converter
logo
Texas Instruments
TPS61240-Q1 TI-TPS61240-Q1_15 Datasheet
534Kb / 25P
[Old version datasheet]   3.5-MHz High Efficiency Step-Up Converter
logo
Shenzhen Huazhimei Semi...
HM1548B HMSEMI-HM1548B Datasheet
1Mb / 7P
   High Efficiency 1.2MHz 2A Step Up Converter
logo
Power IC Ltd.
PS1541 PICSEMI-PS1541 Datasheet
246Kb / 10P
   High Efficiency Step Up DC/DC Converter
logo
Texas Instruments
TPS61240 TI-TPS61240 Datasheet
934Kb / 25P
[Old version datasheet]   3.5-MHz High Efficiency Step-Up Converter
logo
Guangdong Kexin Industr...
RCR2521SL KEXIN-RCR2521SL Datasheet
629Kb / 6P
   High Efficiency, Step-up DC/DC Converter
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   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