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LM4040 Datasheet(PDF) 4 Page - Diodes Incorporated

Part # LM4040
Description  PRECISION MICROPOWER SHUNT VOLTAGE REFERENCES
PDF  12 Pages
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

LM4040 Datasheet(HTML) 4 Page - Diodes Incorporated

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LM4040
Document number: DS33195 Rev. 7 - 2
4 of 12
www.diodes.com
February 2017
© Diodes Incorporated
LM4040
Typical Characteristics LM4040-2.5
1
2
3
-1
0
V , REVERSE VOLTAGE (V)
Reference Current vs. Voltage
R
I
,
R
E
V
E
R
S
E
C
U
R
R
E
N
T
(
µ
A
)
R
500
400
-200
-300
0
-100
200
100
300
T = 25°C
A
1
2
3
-1
0
FREQUENCY (Hz)
Noise Voltage vs. Frequency
T = 25°C
I = 100µA
A
R
N
O
I
S
E
(
n
V
/
H
z
)
500
480
340
300
380
360
440
420
460
400
320
T = 25°C
I = 1mA
A
R
10k
100k
1M
100
1k
Z
,
R
E
F
E
R
E
N
C
E
I
M
P
E
D
A
N
C
E
(
)
R
100
0.01
0.1
1
10
C = 0
L
C = 1.0µF
Tantalum
L
FREQUENCY (Hz)
Reference Impedance vs. Frequency
10k
100k
1M
100
1k
FREQUENCY (Hz)
Reference Impedance vs. Frequency
T = 25°C
I
= 100µA
A
R
C = 0
L
C = 1.0µF
Tantalum
L
40
80
120
-40
0
TEMPERATURE (°C)
Reference Voltage
Temperature Coefficient
V
(
%
)
R
E
F
1.00
0.75
-0.75
-1.00
-0.25
-0.50
0.25
0.00
0.50
I = 1mA
R
V
(
%
)
R
E
F
1.00
0.75
-0.75
-1.00
-0.25
-0.50
0.25
0.00
0.50
I = 100µA
R
40
80
120
-40
0
TEMPERATURE (°C)
Reference Voltage
Temperature Coefficient



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