Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

LTC7813 Datasheet(PDF) 33 Page - Linear Technology

Part # LTC7813
Description  Hybrid Step-Down Synchronous Controller
PDF  36 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC7813 Datasheet(HTML) 33 Page - Linear Technology

Back Button LTC7813 Datasheet HTML 28Page - Linear Technology LTC7813 Datasheet HTML 29Page - Linear Technology LTC7813 Datasheet HTML 30Page - Linear Technology LTC7813 Datasheet HTML 31Page - Linear Technology LTC7813 Datasheet HTML 32Page - Linear Technology LTC7813 Datasheet HTML 33Page - Linear Technology LTC7813 Datasheet HTML 34Page - Linear Technology LTC7813 Datasheet HTML 35Page - Linear Technology LTC7813 Datasheet HTML 36Page - Linear Technology  
Zoom Inzoom in Zoom Outzoom out
 33 / 36 page
background image
LTC7821
33
Rev A
For more information www.analog.com
APPLICATIONS INFORMATION
L1, 2µH
CFLY
10µF
×8
R1
29.4k
CB1
CB2
CB3
CVCC
4.7µF
CIN
100µF
M1
M2
M3
M4
R2
100k
C6
C1
1µF
R5
10k
R4
10k
C9
6.8nF
C10
0.1µF
1k
R3
C5
0.1µF
RFB1
60.4k
RFB2
5.9k
C7
C3
10µF
x2
R6
R7
R8
6.81k
C11
0.22µF
VIN_SENSE
VIN
TEMP
TIMER
RUN
FREQ
HYS_PRGM
EXT_REF
FAULT
PGOOD
MODE/PLLIN
ITH
TRACK/SS
EXTVCC
VFB
ISNS+
ISNS–
PGND
INTVCC
BG2
SW3
BOOST3
TG2
MID_SENSE
MID
BOOST2
BG1
SW1
BOOST1
LTC7821
7821 F23
TG1
VIN
48V
INTVCC
VOUT
9V
20A
D1
D2
D3
PGOOD
FAULT
C8
100pF
+
C2
10µF
×8
COUT
150µF
×2
C4
2.2µF
×6
PIN NOT USED IN THIS CIRCUIT: CLKOUT
M1: INFINEON BSC057N08NS3
M2, M3: INFINEON BSC032N04LS
M4: INFINEON BSC014N04LSI
L1: COILCRAFT SER2011-202ML
CFLY, C2: MURATA GRM32ER71H106KA12
D1 TO D3: CENTRAL SEMICONDUCTOR CMDSH-4
+
1µF
0.47µF
0.22µF
100k
68k
0.1µF
0.1µF
Figure 23. 500kHz 48V to 9V, 20A Step-Down Converter
Efficiency and Power Loss for 48V to 9V vs Load Current
VOUT = 9V
VIN = 48V
CCM
fSW = 500kHz
LOAD CURRENT (A)
2
6
9
13
16
20
88
90
92
94
96
98
100
0
2
4
6
8
10
12
7821 F23a



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


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