LM3915MWC National Semiconductor Corporation, LM3915MWC Datasheet - Page 3

• Manufacturer Part Number: LM3915MWC
• Description: Dot/bar Display Driver
• Manufacturer: National Semiconductor Corporation

Dropout Voltage
COMPARATOR
Offset Voltage, Buffer and First
Comparator
Offset Voltage, Buffer and Any Other
Comparator
Gain ( I
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
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
Saturation Voltage
Output Leakage, Each Collector
Output Leakage
SUPPLY CURRENT
Standby Supply Current
(All Outputs Off)
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)
Supply Voltage
Electrical Characteristics
Pins 10–18
Pin 1
Molded DIP(N)
LED
/ V
IN
Parameter
)
(Notes 2, 4)
0V
I
0V
I
I
0V
No Change in Display
Total, Pin 6 to 4
(Note 3)
(Note 3)
V
V
V
V
0.1 mA
V
3V
0.1 mA
V
0˚C
V
V
V
V
2V
I
I
I
(Bar Mode) (Note 5)
(Dot Mode) (Note 5)
V
V
LED
LED
L(REF)
LED
LED(ON)
LED
I
IN
IN
IN
IH
+
+
LED
LED
+
+
LED
(Note 1)
+
+
= V
= V
= +5V, I
= +20V, I
= −3, −6 dB
= −9 dB
= −12, −15, −18 dB
= −21, −24, −27 dB
= V
= V
= 1 mA
= 1 mA
= 20 mA
= 2.0 mA, I
V
V
V
V
V
1365 mW
= 5V, I
= 5V, I
T
= 2 mA
LED
RLO
RLO
IN
LED
+
LED
= 2 mA, I
A
LED
LED
Conditions (Note 2)
= 20 mA,
I
I
L(REF)
L(REF)
18V
25V
= V
= V
(V
= 5V
= 5V
+70˚C, I
L(REF)
= 5V
= 5V, I
LED
LED
L(REF)
17V, I
+
RHI
RHI
− 1.5V)
L(REF)
LED
20 mA
= 2 mA
= 0.2 mA
3
L(REF)
4 mA,
4 mA,
LED
@
= 1.0 mA
L(REF)
12V,
12V,
= 10 mA
V
Voltage on Output Drivers
Input Signal Overvoltage (Note 4)
Divider Voltage
Reference Load Current
Storage Temperature Range
Lead Temperature
LED
= 0.4 mA
= 2 mA
(Soldering, 10 sec.)
= 1 mA
= 1 mA,
= 5V,
−0.5
−0.5
−0.5
−0.5
Min
−35
2.0
1.2
16
60
3
7
1.28
0.01
0.12
0.15
Typ
150
3.0
0.4
1.2
0.1
0.1
0.1
2.4
6.1
25
28
75
10
3
3
8
1
1
+0.65
Max
+0.5
+1.0
+1.5
1.34
0.03
0.25
100
120
450
4.0
0.4
1.5
0.4
4.2
9.2
−55˚C to +150˚C
10
15
35
36
13
10
10
2
3
3
−100 mV to V
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mA/mV
Units
10 mA
260˚C
%/V
±
mV
mV
mA
mA
mA
mA
mA
nA
k
dB
dB
dB
dB
dB
µA
µA
µA
µA
%
%
V
V
V
V
25V
35V
+