전자부품 데이터시트 검색엔진
  Korean  ▼
ALLDATASHEET.CO.KR

X  

Preview PDF HTML

LOG200 데이터시트(PDF) 28 Page - Texas Instruments

부품명 LOG200
상세설명  LOG200 Precision, High-Speed Logarithmic Amplifier With Integrated Photodiode Bias
PDF  42 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  TI [Texas Instruments]
홈페이지  http://www.ti.com
Logo TI - Texas Instruments

LOG200 데이터시트(HTML) 28 Page - Texas Instruments

Back Button LOG200 Datasheet HTML 24Page - Texas Instruments LOG200 Datasheet HTML 25Page - Texas Instruments LOG200 Datasheet HTML 26Page - Texas Instruments LOG200 Datasheet HTML 27Page - Texas Instruments LOG200 Datasheet HTML 28Page - Texas Instruments LOG200 Datasheet HTML 29Page - Texas Instruments LOG200 Datasheet HTML 30Page - Texas Instruments LOG200 Datasheet HTML 31Page - Texas Instruments LOG200 Datasheet HTML 32Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 28 / 42 page
background image
7.4.2 Layout Example
+
–
+
–
+
–
I2
I1
PD
Bias
IBIAS
VCM
+
–
REFGND
+
–
2.5V
1.65V
REF25
REF165
+
–
REFA
OUTA
OUTB
–IN
+IN
VS+
VS–
VS+
1 A
IREF
I2
I1
R1
R2
ADC
INN
INP
C5
R3
R4
VREF
C4
C3
3.3V
1.65V
5V
C1
C7
330pF
Ceramic
1.65V
C6
33pF
Ceramic
2.5V
–5V
C2
LOG200
2.5V
RBIAS
CBIAS
Footprint
Photodiode
C8
220pF
Ceramic
Figure 7-10. LOG200 Example Circuit
GND
GND
GND
GND
INP
INN
R
3
R
4
C
5
C
3
C
4
I1
VCM
I2
4
IREF
1
2
3
OUTB
OUTA
REFA
9
REF165
12
11
10
PAD
R
BIAS
V
S–
C
1
REF165
V
CM
Use guard traces to
shield the input signal
Place bypass
capacitors as close to
device as possible
Consider using
thermal vias for
heatsinking
If I2 is not driven by
IREF, I2 should also be
guarded
REF165
GND
C
2
V
S+
R
2
R
1
OUTA
OUTA
Cutouts on ground planes
underneath the device
can reduce stray
capacitance and leakage
REF25
Photodiode
REF25
If diode capacitance is
very high, a CBIAS
capacitance to GND
can be necessary for
stability
C
6
C
7
C
8
GND
Figure 7-11. LOG200 Example Layout
LOG200
SBOSA28A – AUGUST 2023 – REVISED DECEMBER 2024
www.ti.com
28
Submit Document Feedback
Copyright © 2024 Texas Instruments Incorporated
Product Folder Links: LOG200



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


데이터시트 다운로드

Go To PDF Page


링크 URL



ALLDATASHEET 가 귀하에 도움이 되셨나요?  [ DONATE ] 

Alldatasheet는?   |   광고문의   |   운영자에게 연락하기   |   개인정보취급방침   |   링크 투 데이터시트    |   링크교환   |   제조사별 검색
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