參數(shù)資料
型號: LM2675M-5.0
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator
中文描述: 2.2 A SWITCHING REGULATOR, 275 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 0.150 INCH, PLASTIC, SOIC-8
文件頁數(shù): 9/26頁
文件大?。?/td> 912K
代理商: LM2675M-5.0
Test Circuit and Layout Guidelines
01280322
C
IN
- 22 μF, 50V Tantalum, Sprague “199D Series”
C
OUT
- 47 μF, 25V Tantalum, Sprague “595D Series”
D1 - 3.3A, 50V Schottky Rectifier, IR 30WQ05F
L1 - 68 μH Sumida
#
RCR110D-680L
C
B
- 0.01 μF, 50V Ceramic
FIGURE 2. Standard Test Circuits and Layout Guides
Fixed Output Voltage Versions
01280323
C
IN
- 22 μF, 50V Tantalum, Sprague “199D Series”
C
OUT
- 47 μF, 25V Tantalum, Sprague “595D Series”
D1 - 3.3A, 50V Schottky Rectifier, IR 30WQ05F
L1 - 68 μH Sumida
#
RCR110D-680L
R1 - 1.5 k
, 1%
C
B
- 0.01 μF, 50V Ceramic
For a 5V output, select R2 to be 4.75 k
, 1%
where V
REF
= 1.21V
Use a 1% resistor for best stability.
FIGURE 3. Standard Test Circuits and Layout Guides
Adjustable Output Voltage Version
L
www.national.com
9
相關(guān)PDF資料
PDF描述
LM2675M-ADJ SIMPLE SWITCHER Power Converter High Efficiency 1A Step-Down Voltage Regulator
LM2676S-12 SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator
LM2676S-3.3 SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator
LM2676T-12 SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator
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