LM4040_I_ _ _..................................................-40°C to +85°C
LM4040_E_ _ _ ..............................................-40°C to +125°C
Storage Temperature Range .............................-65°C to +150°C
Junction Temperature ......................................................+150°C
Lead Temperature (soldering, 10s)..................................+300°C
Soldering Temperature (reflow) .......................................+260°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS—2.048V
(I
R
= 100µA, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
LM4040A (0.1%)
Reverse Breakdown Voltage
V
R
T
A
= +25°C
LM4040B (0.2%)
LM4040C (0.5%)
LM4040D (1.0%)
LM4040A
Reverse Breakdown Voltage
Tolerance (Note 2)
V
R
LM4040B
LM4040C
LM4040D
Minimum Operating Current
I
RMIN
LM4040A/B/C
LM4040D
I
R
= 10mA
Average Reverse Voltage
Temperature Coefficient
(Notes 2 and 3)
∆V
R
/∆T
I
R
= 1mA
I
R
= 100µA
Reverse Breakdown Voltage
Change with Operating
Current Change
I
RMIN
≤
I
R
≤
1mA
1mA
≤
I
R
≤
15mA
I
R
= 1mA, f = 120Hz,
I
AC
= 0.1I
R
LM4040A/B/C
LM4040D
LM4040A/B/C
LM4040D
LM4040A/B
Reverse Dynamic
Impedance (Note 3)
Wideband Noise
Reverse Breakdown Voltage
Long-Term Stability
Z
R
e
N
∆V
R
LM4040C
LM4040D
LM4040A/B/C
LM4040D
MIN
2.046
2.044
2.038
2.028
TYP
2.048
2.048
2.048
2.048
±2.0
±4.0
±10
±20
45
45
±20
±15
±15
±15
0.3
0.3
2.5
2.5
0.3
0.3
0.3
28
120
1.0
1.2
8.0
10.0
0.8
0.9
1.1
µV
RMS
ppm
Ω
mV
±100
±150
ppm/°C
MAX
2.050
2.052
2.058
2.068
±15
±17
±23
±41
65
70
µA
mV
V
UNITS
I
R
= 100µA, 10Hz
≤
f
≤
10kHz
T = 1000h
2
Maxim Integrated
LM4040
Improved Precision Micropower Shunt Voltage
Reference with Multiple Reverse Breakdown Voltages
ELECTRICAL CHARACTERISTICS—2.500V
(I
R
= 100µA, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
LM4040A (0.1%)
Reverse Breakdown Voltage
V
R
T
A
= +25°C
LM4040B (0.2%)
LM4040C (0.5%)
LM4040D (1.0%)
LM4040A
Reverse Breakdown Voltage
Tolerance (Note 2)
V
R
LM4040B
LM4040C
LM4040D
Minimum Operating Current
I
RMIN
LM4040A/B/C
LM4040D
I
R
= 10mA
Average Reverse Voltage
Temperature Coefficient
(Notes 2 and 3)
∆V
R
/∆T
I
R
= 1mA
I
R
= 100µA
Reverse Breakdown Voltage
Change with Operating
Current Change
I
RMIN
≤
I
R
≤
1mA
1mA
≤
I
R
≤
15mA
I
R
= 1mA, f = 120Hz,
I
AC
= 0.1I
R
LM4040A/B/C
LM4040D
LM4040A/B/C
LM4040D
LM4040A/B
Reverse Dynamic
Impedance (Note 3)
Wideband Noise
Reverse Breakdown Voltage
Long-Term Stability
Z
R
e
N
∆V
R
LM4040C
LM4040D
LM4040A/B/C
LM4040D
MIN
2.4975
2.4950
2.4875
2.4750
TYP
2.5000
2.5000
2.5000
2.5000
±2.0
±4.0
±10
±20
45
45
±20
±15
±15
±15
0.3
0.4
2.5
2.5
0.3
0.3
0.3
35
120
1.0
1.2
8.0
10.0
0.8
0.9
1.1
µV
RMS
ppm
Ω
mV
±100
±150
ppm/°C
MAX
2.5025
2.5050
2.5125
2.5250
±19
±21
±29
±49
65
70
µA
mV
V
UNITS
I
R
= 100µA, 10Hz
≤
f
≤
10kHz
T = 1000h
Maxim Integrated
3
LM4040
Improved Precision Micropower Shunt Voltage
Reference with Multiple Reverse Breakdown Voltages
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