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參數(shù)資料
| 型號(hào)： | LM3915N-1 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 顯示驅(qū)動(dòng)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(yè)數(shù)： | 3/24頁(yè) |
| 文件大?。?/td> | 602K |
| 代理商： | LM3915N-1 |
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Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Power Dissipation (Note 6)
Molded DIP(N)
Supply Voltage
1365 mW
25V
Voltage on Output Drivers
Input Signal Overvoltage (Note 4)
Divider Voltage
Reference Load Current
Storage Temperature Range
Lead Temperature
(Soldering, 10 sec.)
25V
±
35V
100 mV to V
+
10 mA
55C to +150C
260C
Electrical Characteristics
(Notes 2, 4)
Parameter
Conditions
(Note 2)
Min
Typ
Max
COMPARATOR
Offset Voltage, Buffer and First
Comparator
Offset Voltage, Buffer and Any Other
Comparator
Gain (
I
LED
/
V
IN
)
Input Bias Current (at Pin 5)
Input Signal Overvoltage
VOLTAGE-DIVIDER
Divider Resistance
Relative Accuracy (Input Change
Between Any Two Threshold Points)
Absolute Accuracy at Each Threshold
Point
0V
≤
V
= V
RHI
≤
12V,
I
LED
= 1 mA
0V
≤
V
RLO
= V
RHI
≤
12V,
I
LED
= 1 mA
I
L(REF)
= 2 mA, I
LED
= 10 mA
0V
≤
V
IN
≤
(V
+
1.5V)
No Change in Display
3
10
mV
3
15
mV
3
8
25
mA/mV
nA
V
100
35
35
Total, Pin 6 to 4
(Note 3)
16
28
36
k
2.0
3.0
4.0
dB
(Note 3)
V
IN
= 3, 6 dB
V
IN
= 9 dB
V
IN
= 12, 15, 18 dB
V
IH
= 21, 24, 27 dB
0.5
0.5
0.5
0.5
+0.5
+0.65
+1.0
+1.5
dB
dB
dB
dB
VOLTAGE REFERENCE
Output Voltage
0.1 mA
≤
I
L(REF)
≤
4 mA,
V
+
= V
LED
= 5V
3V
≤
V
+
≤
18V
0.1 mA
≤
I
L(REF)
≤
4 mA,
V
+
= V
LED
0C
≤
T
A
≤
+70C, I
L(REF)
= 1 mA,
V
+
= V
LED
5V
1.2
1.28
1.34
V
Line Regulation
Load Regulation
0.01
0.03
%/V
0.4
2
%
Output Voltage Change with
Temperature
Adjust Pin Current
OUTPUT DRIVERS
LED Current
1
%
75
120
μA
V
+
= V
LED
= 5V, I
L(REF)
= 1 mA
V
LED
= 5V, I
LED
= 2 mA
V
LED
= 5V, I
LED
20 mA
2V
≤
V
LED
≤
17V, I
LED
= 2 mA
I
LED
= 20 mA
I
LED(ON)
= 20 mA,
@
V
LED
= 5V,
I
LED
= 2 mA
I
LED
= 2.0 mA, I
L(REF)
= 0.4 mA
(Bar Mode) (Note 5)
(Dot Mode) (Note 5)
7
10
0.12
1.2
0.1
1
13
0.4
3
0.25
3
mA
LED Current Difference (Between
Largest and Smallest LED Currents)
mA
LED Current Regulation
mA
Dropout Voltage
1.5
V
Saturation Voltage
Output Leakage, Each Collector
Output Leakage
Pins 10–18
Pin 1
SUPPLY CURRENT
Standby Supply Current
(All Outputs Off)
0.15
0.1
0.4
10
V
μA
0.1
150
10
450
μA
μA
60
V
+
= +5V, I
L(REF)
= 0.2 mA
V
+
= +20V, I
L(REF)
= 1.0 mA
2.4
6.1
4.2
9.2
mA
mA
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM3915N-1 | 制造商:Texas Instruments 功能描述:LED BAR GRAPH DRIVER 3915 DIP18 |
| LM3915N-1/HALF | 制造商:Texas Instruments 功能描述:LED BAR GRAPH DRIVER 3915 DIP18 |
| LM3915N-1/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 |
| LM3915N-1/NOPB | 制造商:Texas Instruments 功能描述:LED Driver IC |
| LM3916 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Dot/Bar Display Driver |
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