LM3914

Manufacturer Part NumberLM3914
ManufacturerTexas Instruments
LM3914 datasheet
 


Specifications of LM3914

Output Channels10Led Voltage(max)(v)17
Pin/package18PDIP, 20PLCCRegulated Outputs(#)10
Iout(max)(a)0.03Led ConfigurationParallel
1
Page 1
2
Page 2
3
Page 3
4
Page 4
5
Page 5
6
Page 6
7
Page 7
8
Page 8
9
Page 9
10
Page 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Page 4/24

Download datasheet (841Kb)Embed
PrevNext
Absolute Maximum Ratings
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
Voltage on Output Drivers
Input Signal Overvoltage (Note 4)
Divider Voltage
Reference Load Current
Electrical Characteristics
Parameter
COMPARATOR
Offset Voltage, Buffer and First
Comparator
Offset Voltage, Buffer and Any Other
Comparator
Gain (∆I
/∆V
)
LED
IN
Input Bias Current (at Pin 5)
Input Signal Overvoltage
VOLTAGE-DIVIDER
Divider Resistance
Accuracy
VOLTAGE REFERENCE
Output Voltage
Line Regulation
Load Regulation
Output Voltage Change with
Temperature
Adjust Pin Current
OUTPUT DRIVERS
LED Current
LED Current Difference (Between
Largest and Smallest LED Currents)
LED Current Regulation
Dropout Voltage
Saturation Voltage
Output Leakage, Each Collector
Output Leakage
SUPPLY CURRENT
Standby Supply Current
(All Outputs Off)
(Note 1)
Storage Temperature Range
Soldering Information
Dual-In-Line Package
Soldering (10 seconds)
Plastic Chip Carrier Package
1365 mW
Vapor Phase (60 seconds)
25V
Infrared (15 seconds)
25V
See AN-450 “Surface Mounting Methods and Their Effect
±
on Product Reliability” for other methods of soldering
35V
surface mount devices.
+
−100 mV to V
10 mA
(Notes 2, 4)
Conditions (Note 2)
0V ≤ V
≤ 12V,
= V
RLO
RHI
I
= 1 mA
LED
0V ≤ V
≤ 12V,
= V
RLO
RHI
I
= 1 mA
LED
I
= 2 mA, I
= 10 mA
L(REF)
LED
0V ≤ V
≤ V
+
− 1.5V
IN
No Change in Display
Total, Pin 6 to 4
(Note 3)
0.1 mA ≤ I
≤ 4 mA,
L(REF)
+
V
= V
= 5V
LED
3V ≤ V
≤ 18V
+
0.1 mA ≤ I
≤ 4 mA,
L(REF)
+
V
= V
= 5V
LED
0˚C ≤ T
≤ +70˚C, I
= 1 mA,
A
L(REF)
+
V
= 5V
+
V
= V
= 5V, I
= 1 mA
LED
L(REF)
V
= 5V
I
= 2 mA
LED
LED
I
= 20 mA
LED
2V ≤ V
≤ 17V
I
= 2 mA
LED
LED
I
= 20 mA
LED
I
= 20 mA, V
= 5V,
LED(ON)
LED
∆I
= 2 mA
LED
I
= 2.0 mA, I
= 0.4 mA
LED
L(REF)
(Bar Mode) (Note 5)
(Dot Mode) (Note 5)
Pins 10–18
Pin 1
+
V
= 5V,
I
= 0.2 mA
L(REF)
+
V
= 20V,
I
= 1.0 mA
L(REF)
3
−55˚C to +150˚C
260˚C
215˚C
220˚C
Min
Typ
Max
Units
3
10
mV
3
15
mV
3
8
mA/mV
25
100
nA
−35
35
V
8
12
17
kΩ
0.5
2
%
1.2
1.28
1.34
V
0.01
0.03
%/V
0.4
2
%
1
%
75
120
µA
7
10
13
mA
0.12
0.4
mA
1.2
3
0.1
0.25
mA
1
3
1.5
V
0.15
0.4
V
0.1
10
µA
0.1
10
µA
60
150
450
µA
2.4
4.2
mA
6.1
9.2
mA
www.national.com