Datasheet

LM4040
Improved Precision Micropower Shunt Voltage
Reference with Multiple Reverse Breakdown Voltages
8
Maxim Integrated
LM4040-2.5V
TEMPERATURE DRIFT
LM4040-02
TEMPERATURE (°C)
REFERENCE VOLTAGE CHANGE (mV)
1007550250-25
-4
-3
-2
-1
0
1
-5
-50 125
LM4040-5.0V
TEMPERATURE DRIFT
LM4040 toc03
TEMPERATURE (°C)
REFERENCE VOLTAGE CHANGE (mV)
1007550250-25
-15
-10
-5
0
5
-20
-50 125
Typical Operating Characteristics
(I
R
= 100µA, SC70-3 package, T
A
= +25°C, unless otherwise noted.)
0
1
2
3
4
5
6
050100
REVERSE CHARACTERISTICS AND
MINIMUM OPERATING CURRENT
LM4040-01
REVERSE CURRENT (µA)
REVERSE VOLTAGE (V)
LM4040_I_3-5.0
LM4040_I_3-4.1
LM4040_I_3-3.0
LM4040_I_3-2.5
LM4040_I_3-2.1
LM4040-5.0V
REVERSE VOLTAGE vs. I
SHUNT
LM4040 toc05
I
SHUNT
(mA)
REVERSE VOLTAGE CHANGE (mV)
15105
1
2
3
4
5
6
0
020
T
A
= -40°C
T
A
= +125°C
T
A
= +85°C
T
A
= +25°C
LM4040-2.5V
REVERSE VOLTAGE vs. I
SHUNT
LM4040-04
I
SHUNT
(mA)
REVERSE VOLTAGE CHANGE (mV)
15105
1
2
3
4
5
0
020
T
A
= +125°C
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C