LM4040
LM4040-2.0
Electrical Characteristics (Extended Temperature Range)
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25˚C. The grades C, D and E designate initial
Reverse Breakdown Voltage tolerances of
±
0.5%,
±
1.0% and
±
2.0%, respectively.
Symbol
Parameter
Conditions
Typical
2.048
LM4040CEM3 LM4040DEM3 LM4040EEM3
(Limit)
(Limit)
(Limit)
Units
(Limit)
V
V
R
Reverse Breakdown I
R
= 100 µA
Voltage
Reverse Breakdown I
R
= 100 µA
Voltage Tolerance
±
10
±
30
45
60
68
±
20
±
50
±
41
±
70
mV (max)
mV (max)
µA
I
RMIN
Minimum Operating
Current
Average Reverse
Breakdown Voltage
Temperature
Coefficient
I
R
= 10 mA
I
R
= 1 mA
I
R
= 100 µA
65
73
65
73
µA (max)
µA (max)
ppm/˚C
∆V
R
/∆T
±
20
±
15
±
15
0.3
0.8
1.0
2.5
6.0
8.0
8.0
10.0
1.1
8.0
10.0
1.1
1.0
1.2
1.0
1.2
±
100
±
150
±
150
ppm/˚C (max)
ppm/˚C
mV
mV (max)
mV (max)
mV
mV (max)
mV (max)
Ω
Ω
(max)
µV
rms
∆V
R
/∆I
R
Reverse Breakdown I
RMIN
≤
I
R
≤
1 mA
Voltage Change with
Operating Current
Change
1 mA
≤
I
R
≤
15 mA
Z
R
e
N
∆V
R
Reverse Dynamic
Impedance
Wideband Noise
I
R
= 1 mA, f = 120 Hz,
I
AC
= 0.1 I
R
I
R
= 100 µA
10 Hz
≤
f
≤
10 kHz
0.3
0.9
35
Reverse Breakdown t = 1000 hrs
Voltage Long Term T = 25˚C
±
0.1˚C
I
R
= 100 µA
Stability
Thermal Hysteresis
∆T
= −40˚C to +125˚C
120
ppm
V
HYST
0.08
%
LM4040-2.5
Electrical Characteristics (Industrial Temperature Range)
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
= 25˚C. The grades A and B designate initial Re-
verse Breakdown Voltage tolerances of
±
0.1% and
±
0.2%, respectively.
LM4040AIM3
LM4040AIZ
(Limit)
LM4040BIM3
LM4040BIZ
LM4040BIM7
Limits
Symbol
Parameter
Conditions
Typical
Units
(Limit)
V
R
Reverse Breakdown Voltage I
R
= 100 µA
Reverse Breakdown Voltage I
R
= 100 µA
Tolerance (Note 6)
2.500
V
±
2.5
±
19
45
60
65
±
5.0
±
21
60
65
mV (max)
mV (max)
µA
µA (max)
µA (max)
I
RMIN
Minimum Operating Current
7
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