參數(shù)資料
型號: LM2576HV-5MDC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 7.5 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, UUC
封裝: DIE
文件頁數(shù): 16/27頁
文件大?。?/td> 741K
代理商: LM2576HV-5MDC
National P/N LM2576 - SIMPLE SWITCHER 3A Step-Down Voltage Regulator
LM2576 Product Folder
SIMPLE SWITCHER 3A Step-Down Voltage Regulator
See Also: LM2596 - low cost & more efficient
LM2599 - improved switching frequency, and efficiency.
LM2673 - much improved switching frequency
LM2676 - more improved efficiency and switching frequency.
Generic P/N 2576
WEBENCH Live Simulation!
LM2576 Webench Custom
Design/Analyze/Build It
6.0 <=
V in Lower
V
<=
V in Upper
V
<= 40.0
V out
1.2 <=
V
<= 37.0
I out
A
<= 3.00
Ambient Temperature
°C
<= 100
Parametric Table
Multiple Output Capability
No
On/Off Pin
Yes
Error Flag
No
Input Voltage, min (Volt)
4
Input Voltage, max (Volt)
40, 60
Output Current, max
3000 mA
Output Voltage (Volt)
12, 15, 3.30, 5, 1.20
Adjustable Output Voltage
No, Yes
Switching Frequency (Hz)
52000
Adjustable Switching Frequency
No
Sync Pin
No
Efficiency (%)
88, 75, 77
Flyback
No
Inverting
Yes
Step-up
No
Step-down
Yes
-
Datasheet
Title
Size in
Kbytes Date
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Receive via
Email
LM2576 LM2576HV Series SIMPLE SWITCHER 3A Step-
Down Voltage Regulator
639
Kbytes
29-
Jun-
99
file:///H|/imaging/BITTING/cpl/20020808_1/08062002_10/NATL/08062002_HTML/LM2576.html (1 of 5) [Aug-09-2002 2:05:44 PM]
11.0
13.0
3.3
2.50
30
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