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參數(shù)資料
| 型號： | LM2670-5.0MDC |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, UUC |
| 封裝： | DIE |
| 文件頁數(shù)： | 24/30頁 |
| 文件大?。?/td> | 494K |
| 代理商： | LM2670-5.0MDC |
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file:///H|/imaging/BITTING/cpl/20020808_1/08062002_10/NATL/08062002_HTML/LM2670.html
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Efficiency up to 94%
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Simple and easy to design with (using off-the-shelf external components)
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150 m
DMOS output switch
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3.3V, 5V and 12V fixed output and adjustable (1.2V to 37V ) versions
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50A standby current when switched OFF
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±2%maximum output tolerance over full line and load conditions
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Wide input voltage range: 8V to 40V
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External Sync clock capability (280KHz to 400KHz)
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260 KHz fixed frequency internal oscillator
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-40 to +125°C operating junction temperature range
Applications
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Simple to design, high efficiency (>90%) step-down switching regulators
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Efficient system pre-regulator for linear voltage regulators
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Battery chargers
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Communications and radio equipment regulator with synchronized clock frequency
Application Notes
Title
Size in Kbytes Date
View Online Download Receive via Email
AN-1135: Application Note 1135
LM267X 3A, 5A Evaluation Boards
294 Kbytes
20-Jul-99 View Online
AN-1157: Application Note 1157
Positive to Negative Buck-Boost
Converter Using LM267X SIMPLE
SWITCHER Regulators
152 Kbytes
8-Nov-00 View Online
AN-1229: Application Note 1229
SIMPLE SWITCHER PCB Layout
Guidelines
229 Kbytes
29-Jul-02 View Online
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[Information as of 5-Aug-2002]
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file:///H|/imaging/BITTING/cpl/20020808_1/08062002_10/NATL/08062002_HTML/LM2670.html (4 of 4) [Aug-09-2002 2:42:49 PM]
相關PDF資料 |
PDF描述 |
|---|---|
| LM2670LDX-3.3 | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2670LD-3.3 | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2670LD-12 | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2670LD-5.0 | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
| LM2670LD-ADJ | 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO14 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LM2670EP | 制造商:TI 制造商全稱:Texas Instruments 功能描述:LM2670EP Enhanced Plastic SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator with Sync |
| LM2670LD-12 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
| LM2670LD-3.3 | 制造商:Rochester Electronics LLC 功能描述:3A STEP DOWN SIMP SWITCH 260KH - Bulk 制造商:Texas Instruments 功能描述: |
| LM2670LD-5.0 | 制造商:Rochester Electronics LLC 功能描述:3A STEP DOWN SIMP SWITCH 260KH - Bulk |
| LM2670LD-ADJ | 制造商:Rochester Electronics LLC 功能描述:3A STEP DOWN SIMP SWITCH 260KH - Bulk |
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