LM4040Q
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
LM4040Q-2.5
Symbol
Parameter
Reverse breakdown voltage
VREF Reverse breakdown voltage tolerance
IRMIN Minimum operating current
Conditions
(Note 5)
TA
IR = 100µA
+25°C
+25°C
IR = 100µA
-40 to +85°C
-40 to +125°C
+25°C
—
-40 to +85°C
-40 to +125°C
ΔVR/ΔT
ΔVR/ΔIR
ZR
en
VR
VHYST
Average reverse breakdown voltage
temperature coefficient
IR = 10mA
IR = 1mA
IR = 100µA
-40 to +125°C
IRMIN IR
< 1mA
Reverse breakdown change with current
1mA < IR
< 15mA
+25°C
-40 to +85°C
-40 to +125°C
+25°C
-40 to +85°C
-40 to +125°C
Dynamic output impedance
IR = 1mA, f = 120Hz , IAC = 0.1IR
Noise voltage
IR = 100µA, 10Hz < f < 10kHz
Long term stability (non-cumulative)
t = 1000Hrs, IR = 100µA
Thermal hysteresis
ΔT = -40°C to = +125°C
Typ B Limits C Limits D Limits Units
2.5
—
—
—
V
±5
±12
±25
—
±21
±29
±49
mV
±30
±38
±63
45
60
60
65
65
65
70
µA
—
68
68
73
±20
—
—
—
—
±15
±100
±100
±150 ppm/°C
±15
—
—
—
—
0.3
0.8
0.8
1.0
1.0
1.0
1.2
—
1.0
1.0
1.2
mV
2.5
6.0
6.0
8.0
8.0
8.0
10.0
—
8.0
8.0
10.0
0.3
0.8
0.9
1.1
Ω
35
—
—
—
µVRMS
120
—
—
—
ppm
0.08
—
—
—
%
Electrical Characteristics (continued) (@TA = +25°C, unless otherwise specified.)
LM4040Q-3.0
Symbol
Parameter
Conditions
Typ
(Note 5)
TA
Reverse breakdown voltage
IR = 100µA
+25°C
3.0
VREF
Reverse breakdown voltage tolerance IR = 100µA
+25°C
-40 to +85°C
—
-40 to +125°C
+25°C
47
IRMIN
Minimum operating current
—
-40 to +85°C
—
-40 to +125°C
ΔVR/ΔT
Average reverse breakdown voltage
temperature coefficient
IR = 10mA
IR = 1mA
IR = 100µA
±20
-40 to +125°C
±15
±15
ΔVR/ΔIR
Reverse breakdown change with
current
IRMIN IR
< 1mA
1mA < IR
< 15mA
+25°C
0.4
-40 to +85°C
—
-40 to +125°C
+25°C
2.7
-40 to +85°C
—
-40 to +125°C
ZR
Dynamic output impedance
IR = 1mA, f = 120Hz, IAC = 0.1IR
0.4
en
Noise voltage
IR = 100µA, 10Hz < f < 10kHz
35
VR
Long term stability (non-cumulative) t = 1000Hrs, IR = 100µA
120
VHYST Thermal hysteresis
ΔT = -40°C to = +125°C
0.08
B Limits C Limits D Limits Units
—
±6
±26
TBD
62
67
70
—
±100
—
0.8
1.1
1.1
6.0
9.0
9.0
0.9
—
—
—
—
±15
±34
±45
62
67
70
—
±100
—
0.8
1.1
1.1
6.0
9.0
9.0
0.9
—
—
—
—
±30
±59
±75
67
72
75
—
±150
—
1.0
1.3
1.3
8.0
11.0
11.0
1.2
—
—
—
V
mV
µA
—
ppm/°C
—
mV
Ω
µVRMS
ppm
%
LM4040Q
Document number: DS36989 Rev. 1 - 2
3 of 11
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October 2015
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