LM4040 Micrel Semiconductor, LM4040 Datasheet - Page 7

• Manufacturer Part Number: LM4040
• Description: Precision Micropower Shunt Voltage Reference
• Manufacturer: Micrel Semiconductor

LM4040 Typical Characteristics
January 2000
LM4040/4041
+0.5
+0.4
+0.3
+0.2
+0.1
-0.1
-0.2
-0.3
-0.4
-0.5
Average Temperature Coefficient
Temperature Drift for Different
0
-40
-20
TEMPERATURE ( C)
-22ppm/ C
0
-51ppm/ C
20
12ppm/ C
40
I
R
= 150µA
60
120
100
80
60
40
20
80 100
5
0
6
4
2
0
0
Reverse Characteristics and
Minimum Operating Current
0
0
LM4040-2.5
REVERSE VOLTAGE (V)
RESPONSE TIME (µs)
2
20
•
4
•
1Hz rate
40
T
•
J
= 25 C
R
6
100
I
0.1
J
10
S
1k
V
= 25 C
1
= 30k
60
IN
100
V
8
R
2.5V
= 5V
Output Impedance
Test Circuit
80
T
10
I
1k
FREQUENCY (Hz)
J
•
vs. Frequency
R
LM4040
= 25 C,
= I
R
RMIN
S
7
10k
+ 100 µA
I
R
= 0.1 I
100k
C
TANTALUM
X
L
CL
R
C
10.0
= 1µF
5.0
L
2.0
1.0
0.5
0.2
0.1
10
0
6
4
2
0
= 0
1
V
1M
R
0
LM4040-5.0
10
RESPONSE TIME (µs)
FREQUENCY (Hz)
vs. Frequency
Noise Voltage
100
100
200
1k
I
2.5V
R
100
R
0.1
T
300
T
5V
S
1k
10
= 200µA
J
J
1
100
= 25 C
= 30k
= 25 C
10k 100k
400
V
Output Impedance
2.5V
R
1k
FREQUENCY (Hz)
vs. Frequency
= 5V
I
T
R
J
= 1mA
= 25 C, I
10k
100k
R
LM4040/4041
C
TANTALUM
= I
L
C
= 1µF
R
L
= 0
1M
Micrel