công cụ tìm kiếm bảng dữ liệu linh kiện điện tử
  Vietnamese  ▼
ALLDATASHEET.VN

X  

LM3557 bảng dữ liệu(PDF) 1 Page - Texas Instruments

tên linh kiện LM3557
Giải thích chi tiết về linh kiện  Step-Up Converter for White LED Applications
Download  19 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
nhà sản xuất  TI1 [Texas Instruments]
Trang chủ  http://www.ti.com
Logo TI1 - Texas Instruments

LM3557 bảng dữ liệu(HTML) 1 Page - Texas Instruments

  LM3557 Datasheet HTML 1Page - Texas Instruments LM3557 Datasheet HTML 2Page - Texas Instruments LM3557 Datasheet HTML 3Page - Texas Instruments LM3557 Datasheet HTML 4Page - Texas Instruments LM3557 Datasheet HTML 5Page - Texas Instruments LM3557 Datasheet HTML 6Page - Texas Instruments LM3557 Datasheet HTML 7Page - Texas Instruments LM3557 Datasheet HTML 8Page - Texas Instruments LM3557 Datasheet HTML 9Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 1 / 19 page
background image
LM3557
R2
L
2.2 PH
Cin
4.7 PF
Cout
1 PF
NC
VIN
En
Gnd
Fb
Sw2
Ovp
Sw1
D
VSUPPLY
Vout
LM3557
www.ti.com
SNVS338B – NOVEMBER 2004 – REVISED FEBRUARY 2013
LM3557 Step-Up Converter for White LED Applications
Check for Samples: LM3557
1
FEATURES
DESCRIPTION
The LM3557 is a complete solution for white LED
2
VIN Range: 2.7V–7.5V
drive applications. With minimal external component
Small External Components
count, no DC current leakage paths to ground, cycle-
1.25 MHz Constant-Switching Frequency
by-cycle current limit protection, and output over-
voltage protection circuitry, the LM3557 offer superior
Output Over-Voltage Protection
performance and cost savings over standard DC/DC
Input Under-Voltage Protection
boost component implementations.
Cycle-By-Cycle Current Limit
The LM3557 switches at a fixed-frequency of 1.25
TRUE SHUTDOWN: No DC current paths to
MHz, which allows for the use of small external
ground during shutdown
components. Also, the LM3557 has a wide input
Low Profile Package: <1 mm Height -8 Pin
voltage range to take advantage of multi-cell input
applications. With small external components, high
WSON
fixed frequency operation, and wide input voltage
No External Compensation
range, the LM3557 is the most optimal choice for
LED lighting applications.
APPLICATIONS
White LED Display Lighting
Cellular Phones
PDAs
Typical Application Circuit
Figure 1. Backlight Configuration
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2004–2013, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


Số phần tương tự - LM3557

nhà sản xuấttên linh kiệnbảng dữ liệuGiải thích chi tiết về linh kiện
logo
National Semiconductor ...
LM3557 NSC-LM3557 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
LM3557 NSC-LM3557 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
LM3557SD-2 NSC-LM3557SD-2 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
LM3557SD-2 NSC-LM3557SD-2 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
LM3557SDX-2 NSC-LM3557SDX-2 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
More results

Mô tả tương tự - LM3557

nhà sản xuấttên linh kiệnbảng dữ liệuGiải thích chi tiết về linh kiện
logo
National Semiconductor ...
LM3557 NSC-LM3557 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
LM3502 NSC-LM3502_06 Datasheet
924Kb / 18P
   Step-Up Converter for White LED Applications
logo
Texas Instruments
LM3502 TI1-LM3502 Datasheet
1Mb / 28P
[Old version datasheet]   Step-Up Converter for White LED Applications
logo
National Semiconductor ...
LM3557 NSC-LM3557 Datasheet
642Kb / 11P
   Step-Up Converter for White LED Applications
logo
Texas Instruments
LM3502 TI1-LM3502_15 Datasheet
1Mb / 28P
[Old version datasheet]   Step-Up Converter for White LED Applications
logo
National Semiconductor ...
LM3502 NSC-LM3502 Datasheet
928Kb / 18P
   Step-Up Converter for White LED Applications
LM3501 NSC-LM3501 Datasheet
1Mb / 18P
   Synchronous Step-up DC/DC Converter for White LED Applications
logo
Texas Instruments
LM3500 TI1-LM3500_14 Datasheet
1Mb / 25P
[Old version datasheet]   Synchronous Step-up DC/DC Converter for White LED Applications
LM3501 TI1-LM3501_14 Datasheet
1Mb / 26P
[Old version datasheet]   Synchronous Step-up DC/DC Converter for White LED Applications
LM3501 TI1-LM3501 Datasheet
1Mb / 27P
[Old version datasheet]   Synchronous Step-up DC/DC Converter for White LED Applications
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19


bảng dữ liệu tải về

Go To PDF Page


Link URL




Chính sách bảo mật
ALLDATASHEET.VN
Cho đến nay ALLDATASHEET có giúp ích cho doanh nghiệp của bạn hay không?  [ DONATE ] 

Alldatasheet là   |   Quảng cáo   |   Liên lạc với chúng tôi   |   Chính sách bảo mật   |   Trao đổi link   |   Tìm kiếm theo nhà sản xuất
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