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參數(shù)資料
| 型號(hào)： | LM3914VX |
| 元件分類： | 顯示驅(qū)動(dòng)器 |
| 英文描述： | LED Display Driver |
| 中文描述： | LED顯示驅(qū)動(dòng)器 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 236K |
| 代理商： | LM3914VX |
Typical Performance Characteristics
Output Power vs Supply Voltage
Frequency (R
L
e
8
X
)
Total Harmonic Distortion vs
Frequency (R
L
e
4
X
)
Total Harmonic Distortion vs
Open Loop Gain vs Frequency
Rejection vs Frequency
Input Referred Power Supply
AB Bias Current
Total Harmonic Distortion vs
TL/H/7146–4
Pin Descriptions
Pin No.
Pin Name
Comments
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
a
Input
b
Input
Compensation
Ripple Filter
Sink Output
BIAS
BIAS
Source Output
Output Sense
a
Current Limit
a
SOA Diode
b
SOA Diode
b
Current Limit
Shutdown
V
a
V
b
Audio input
Feedback input
Sets the dominant pole
Improves negative supply rejection
Drives output devices and is emitter of AB bias V
BE
multiplier
Base of V
BE
multiplier
Collector of V
BE
multiplier
Drives output devices
Biases the IC and is used in protection circuits
Base of positive side protection circuit transistor
Diode used for dual slope SOA protection
Diode used for dual slope SOA protection
Base of negative side protection circuit transistor
Shuts off amplifier when current is pulled out of pin
Positive supply
Negative supply
3
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM3914VX/NOPB | 功能描述:LED照明驅(qū)動(dòng)器 DOT/BAR DISPLAY DRVR 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 |
| LM3915 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Dot/Bar Display Driver |
| LM3915J/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LED Display Driver |
| LM3915N | 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:IC LED DISPLAY DRIVER 3915 DIP18 |
| LM3915N/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LED Display Driver |
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