參數(shù)資料
型號: LM3914N
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 顯示驅(qū)動器
英文描述: Dot/Bar Display Driver
中文描述: LED DISPLAY DRIVER, PDIP18
封裝: PLASTIC, DIP-18
文件頁數(shù): 10/19頁
文件大?。?/td> 365K
代理商: LM3914N
Typical Applications
(Continued)
Application Example:
Grading 5V Regulators
Highest No.
LED on
10
9
8
7
6
Color
V
OUT(MIN)
Red
Red
Yellow
Green
Green
5V
Green
Green
Yellow
Red
Red
5.54
5.42
5.30
5.18
5.06
5
4
3
2
1
4.94
4.82
4.7
4.58
4.46
Expanded Scale Meter, Dot or Bar
DS007970-8
*
This application illustrates that the LED supply needs practically no filtering
Calibration:
With a precision meter between pins 4 and 6 adjust R1 for voltage V
D
of 1.20V. Apply 4.94V to pin 5, and adjust R4 until LED No. 5 just lights.
The adjustments are non-interacting.
L
www.national.com
10
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM3914N/A+ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LED Display Driver
LM3914N/B+ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LED Display Driver
LM3914N-1 功能描述:LED照明驅(qū)動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
LM3914N-1 制造商:Texas Instruments 功能描述:LED BAR GRAPH DRIVER 3914 DIP18
LM3914N-1/HALF 制造商:Texas Instruments 功能描述:LED BAR GRAPH DRIVER 3914 DIP18