參數(shù)資料
型號: LM3812M-1.0
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 電源管理
英文描述: Coaxial Cable; Coaxial RG/U Type:62A; Impedance:93ohm; Conductor Size AWG:22; No. Strands x Strand Size:Solid; Jacket Material:Polyvinylchloride (PVC); Leaded Process Compatible:Yes; Voltage Nom.:300V RoHS Compliant: Yes
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> 258K
代理商: LM3812M-1.0
Typical Application Circuits
In the application circuits, the 0.1 μF ceramic capacitor between pins 1 and 8
is used for bypassing, and the 0.1 μF ceramic capacitor between pins 3 and 4 is used for filtering. Shutdown (SD) is tied to
V
DD
through a 10 k
resistor. (Continued)
DS100122-7
FIGURE 3. Paralleling LM3812 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.
DS100122-8
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)
參數(shù)描述
LM3812M-7.0 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Precision Current Gauge IC with Ultra Low Loss Sense Element and PWM Output
LM3812M-7.0/NOPB 功能描述:IC CURRENT GAUGE PREC 8-SOIC 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
LM3812M-7.0/NOPB 制造商:Texas Instruments 功能描述:, Input Voltage Primary Max:5.25V, Contr
LM3812MX-1.0 功能描述:IC CURRENT GAUGE PREC EVAL 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
LM3812MX-7.0 功能描述:IC CURRENT GAUGE 4% 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