전자부품 데이터시트 검색엔진
  Korean  ▼
ALLDATASHEET.CO.KR

X  

Preview PDF HTML

LM5145 데이터시트(PDF) 10 Page - Texas Instruments

부품명 LM5145
상세설명  LM25139 42V, Synchronous Buck DC/DC Controller With Dual Random Spread Spectrum for Advanced EMI Mitigation
PDF  60 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  TI2 [Texas Instruments]
홈페이지  https://www.ti.com
Logo TI2 - Texas Instruments

LM5145 데이터시트(HTML) 10 Page - Texas Instruments

Back Button LM5145 Datasheet HTML 6Page - Texas Instruments LM5145 Datasheet HTML 7Page - Texas Instruments LM5145 Datasheet HTML 8Page - Texas Instruments LM5145 Datasheet HTML 9Page - Texas Instruments LM5145 Datasheet HTML 10Page - Texas Instruments LM5145 Datasheet HTML 11Page - Texas Instruments LM5145 Datasheet HTML 12Page - Texas Instruments LM5145 Datasheet HTML 13Page - Texas Instruments LM5145 Datasheet HTML 14Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 10 / 60 page
background image
5.6 Typical Characteristics
VIN = 12V, TJ = 25°C, unless otherwise stated.
Load Current (A)
0
1
2
3
4
5
6
7
8
9
10
11
12
75
80
85
90
95
100
Vin = 8V
Vin = 12V
Vin = 18V
See Section 7.2.2
VOUT = 3.3V
FSW = 440kHz
Figure 5-1. Efficiency vs Load, 3.3V Output, FPWM
Load Current (A)
0.001
0.01
0.1
1
10
50
60
70
80
90
100
Vin = 8V
Vin = 12V
Vin = 18V
See Section 7.2.2
VOUT = 3.3V
FSW = 440kHz
Figure 5-2. Efficiency vs Load, 3.3V Output, PFM
Output Current (A)
0
1
2
3
4
5
6
7
8
9
10
75
80
85
90
95
100
Vin = 24V
Vin = 36V
See Section 7.2.1
VOUT = 12V
FSW = 1MHz
Figure 5-3. Efficiency vs Load, 12V Output, FPWM
Output Current (A)
0.01
0.1
1
10
50
60
70
80
90
100
Vin = 24V
Vin = 36V
See Section 7.2.1
VOUT = 12V
FSW = 1MHz
Figure 5-4. Efficiency vs Load, 12V Output, PFM
VIN 2V/DIV
VOUT 1V/DIV
IOUT 5A/DIV
1ms/DIV
See Section 7.2.2
8A resistive load
Figure 5-5. Start-Up Characteristic
Vout 200mV/DIV
Iout 5A/DIV
100µs/DIV
IOUT = 0A to 10A
VOUT = 5V
2A/µs slew rate
Figure 5-6. Load Transient Response
LM25139
SLVSJ80 – OCTOBER 2025
www.ti.com
10
Submit Document Feedback
Copyright © 2025 Texas Instruments Incorporated
Product Folder Links: LM25139



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 49 50 51 52 53 54 55 56 57 58 59 60


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