參數(shù)資料
型號(hào): LM3557SDX-2
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: Step-Up Converter for White LED Applications
中文描述: 1.1 A SWITCHING REGULATOR, 1600 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 1 MM HEIGHT, LLP-8
文件頁(yè)數(shù): 2/11頁(yè)
文件大?。?/td> 642K
代理商: LM3557SDX-2
Connection Diagram
Top View
20131602
8-Lead Thin Leadless Leadframe Package
See NS Package Number SDA08A
Ordering Information
Order Number
Package
Marking
L147B
L147B
Supplied As
LM3557SD-2
LM3557SDX-2
1k Units, Tape and Reel
4.5k Units, Tape and Reel
Pin Description
Pin #
1
2
3
4
5
6
7
8
DAP
Name
Sw1
V
IN
NC
En
Ovp
Fb
Sw2
Gnd
DAP
Description
Drain Connection of the Internal Power Field Effect Transistor (FET) Switch (
Figure 2
: N1)
Input Voltage Connection
No Connection
Device Enable Connection
Over-Voltage Protection Input Connection
Feedback Voltage Connection
Drain Connection of an Internal Field Effect Transistor (FET) Switch (
Figure 2
: N2)
Ground Connection
Die Attach Pad (DAP), must be soldered to the printed circuit board’s ground plane for enhanced thermal
dissipation
L
www.national.com
2
相關(guān)PDF資料
PDF描述
LM3557 Step-Up Converter for White LED Applications
LM3570 Low Noise White LED Driver System
LM3570SD Low Noise White LED Driver System
LM3570SDX Low Noise White LED Driver System
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