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參數(shù)資料
型號： LM3916N
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)： 3/27頁
文件大小： 509K
代理商： LM3916N
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 seconds)
25V
±
35V
100 mV to V
+
10 mA
55C to +150C
260C
Electrical Characteristics
(Notes 2, 4)
Parameter
COMPARATORS
Offset Voltage, Buffer and First Comparator
Conditions
(Note 2)
Min
Typ
Max
Units
0V
≤
V
RLO
= V
RHI
≤
12V,
I
LED
= 1 mA
0V
≤
V
= V
RHI
≤
12V,
I
LED
= 1 mA
I
(REF)
= 2 mA, I
LED
= 10 mA
0V
≤
V
IN
≤
(V
+
1.5V)
No Change in Display
3
10
mV
Offset Voltage, Buffer and Any Other Comparator
3
15
mV
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)
3
8
mA/mV
nA
V
25
100
35
35
Total, Pin 6 to 4
(Note 3)
1 dB
≤
V
IN
≤
3 dB
7 dB
≤
V
IN
≤
1 dB
10 dB
≤
V
IN
≤
7 dB
(Note 3)
V
IN
= 2, 1, 0, 1 dB
V
IN
= 3, 5 dB
V
IN
= 7, 10, 20 dB
8
12
17
k
0.75
1.5
2.5
1.0
2.0
3.0
1.25
2.5
2.5
dB
dB
dB
Absolute Accuracy
0.25
0.5
1
+0.25
+0.5
+1
dB
dB
dB
VOLTAGE REFERENCE
Output Voltage
0.1 mA
≤
I
L(REF)
≤
4 mA,
V
+
= V
LED
3V
≤
V
+
≤
18V
0.1 mA
≤
I
L(REF)
≤
4 mA,
V
+
= V
LED
= 5V
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
1
%
Adjust Pin Current
OUTPUT DRIVERS
LED Current
LED Current Difference (Between Largest and
Smallest LED Currents)
LED Current Regulation
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
13
0.4
3
mA
mA
mA
0.1
1
0.25
3
mA
mA
Dropout Voltage
1.5
V
Saturation Voltage
Output Leakage, Each Collector
Output Leakage
Pins 10–18
Pin 1
0.15
0.1
0.4
100
V
μA
0.1
150
100
450
μA
μA
60
L
www.national.com
3
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LM3916N-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: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N
LM3916N-1 制造商:Texas Instruments 功能描述:LED BAR GRAPH DRIVER 3916 DIP18
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