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參數(shù)資料
| 型號(hào)： | LM3815MX-1.0 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 電源管理 |
| 英文描述： | Fast Current Gauge IC with Ultra Low Loss Sense Element and PWM Output |
| 中文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | 0.150 INCH, PLASTIC, SOP-8 |
| 文件頁數(shù)： | 8/14頁 |
| 文件大?。?/td> | 264K |
| 代理商： | LM3815MX-1.0 |
Typical Application Circuits
In the application circuits, the 0.1μF ceramic capacitor between pins 1 and 8
is used for bypassing, and the 0.1μF ceramic capacitor between pins 3 and 4 is used for filtering. Shutdown (SD) is tied to
V
DD
through a 10k
resistor. (Continued)
DS101013-7
FIGURE 3. Paralleling LM3814 for Higher Load Current
I
= 2.2(D
0.5)I
+ 2.2(D
0.5)I
where D
is the duty cycle of PWM1 and D
is the duty cycle of PWM2.
Please refer to the Product Operation section for more information.
DS101013-8
FIGURE 4. High Voltage Operation — V
Greater Than 5.25V (High Side Sense)
(PWM output is referred to Pin 7)
www.national.com
8
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| LM3815MX-7.0 | 功能描述:IC CURRENT GAUGE 6% 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)流/電流管理 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:50 系列:- 功能:電流開關(guān) 檢測方法:- 精確度:±10% 輸入電壓:1.7 V ~ 5.5 V 電流 - 輸出:600mA 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-UFQFN 供應(yīng)商設(shè)備封裝:10-UTQFN（1.4x1.8） 包裝:管件 |
| LM381A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LM381AN | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:LM381/LM381A Low Noise Dual Preamplifier |
| LM381AN/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual Audio Preamp |
| LM381AN/B+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual Audio Preamp |
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