LMV431/LMV431A/LMV431B
LMV431AI Electrical Characteristics
T
A
= 25˚C unless otherwise specified
Symbol
V
REF
V
DEV
Parameter
Reference Voltage
Deviation of Reference Input Voltage
Over Temperature (Note 4)
Ratio of the Change in Reference
Voltage to the Change in Cathode
Voltage
I
REF
∝
I
REF
I
Z(MIN)
I
Z(OFF)
r
Z
Reference Input Current
Deviation of Reference Input Current
over Temperature
Minimum Cathode Current for
Regulation
Off-State Current
Dynamic Output Impedance (Note 5)
Conditions
V
Z
= V
REF
, I
Z
= 10mA
(See Figure 1
)
T
A
= 25˚C
T
A
= Full Range
Min
1.228
1.215
6
−1.5
Typ
1.24
Max
1.252
1.265
20
−2.7
V
mV
mV/V
Units
V
Z
= V
REF
, I
Z
= 10mA,
T
A
= Full Range
(See Figure 1)
I
Z
= 10mA
(see Figure 2
)
V
Z
from V
REF
to 6V
R
1
= 10k, R
2
=
∞
and 2.6k
R
1
= 10kΩ, R
2
=
∞
I
I
= 10mA
(see Figure 2)
R
1
= 10kΩ, R
2
=
∞
,
I
I
= 10mA, T
A
= Full Range
(see Figure 2)
V
Z
= V
REF
(see Figure 1)
V
Z
= 6V, V
REF
= 0V
(see Figure 3
)
V
Z
= V
REF
, I
Z
= 0.1mA to 15mA
Frequency = 0Hz
(see Figure 1)
0.15
0.5
µA
0.1
55
0.001
0.25
0.4
80
0.1
0.4
µA
µA
µA
Ω
LMV431BC Electrical Characteristics
T
A
= 25˚C unless otherwise specified
Symbol
V
REF
V
DEV
Parameter
Reference Voltage
Deviation of Reference Input Voltage
Over Temperature (Note 4)
Ratio of the Change in Reference
Voltage to the Change in Cathode
Voltage
I
REF
∝
I
REF
I
Z(MIN)
I
Z(OFF)
r
Z
Reference Input Current
Deviation of Reference Input Current
over Temperature
Minimum Cathode Current for
Regulation
Off-State Current
Dynamic Output Impedance (Note 5)
Conditions
V
Z
= V
REF
, I
Z
= 10mA
(See Figure 1
)
T
A
= 25˚C
T
A
= Full Range
Min
1.234
1.227
4
−1.5
Typ
1.24
Max
1.246
1.253
12
−2.7
V
mV
mV/V
Units
V
Z
= V
REF
, I
Z
= 10mA,
T
A
= Full Range
(See Figure 1)
I
Z
= 10mA
(see Figure 2
)
V
Z
from V
REF
to 6V
R
1
= 10k, R
2
=
∞
and 2.6k
R
1
= 10kΩ, R
2
=
∞
I
I
= 10mA
(see Figure 2)
R
1
= 10kΩ, R
2
=
∞
,
I
I
= 10mA, T
A
= Full Range
(see Figure 2)
V
Z
= V
REF
(see Figure 1)
V
Z
= 6V, V
REF
= 0V
(see Figure 3
)
V
Z
= V
REF
, I
Z
= 0.1mA to 15mA
Frequency = 0Hz
(see Figure 1)
0.15
0.50
µA
0.05
55
0.001
0.25
0.3
80
0.1
0.4
µA
µA
µA
Ω
LMV431BI Electrical Characteristics
T
A
= 25˚C unless otherwise specified
Symbol
V
REF
V
DEV
Parameter
Reference Voltage
Deviation of Reference Input Voltage
Over Temperature (Note 4)
Ratio of the Change in Reference
Voltage to the Change in Cathode
Voltage
I
REF
Reference Input Current
Conditions
V
Z
= V
REF
, I
Z
= 10mA
(See Figure 1
)
T
A
= 25˚C
T
A
= Full Range
Min
1.234
1.224
6
−1.5
Typ
1.24
Max
1.246
1.259
20
−2.7
V
mV
mV/V
Units
V
Z
= V
REF
, I
Z
= 10mA,
T
A
= Full Range
(See Figure 1)
I
Z
= 10mA
(see Figure 2
)
V
Z
from V
REF
to 6V
R
1
= 10k, R
2
=
∞
and 2.6k
R
1
= 10kΩ, R
2
=
∞
I
I
= 10mA
(see Figure 2)
0.15
0.50
µA
www.national.com
6
NSC [ NATIONAL SEMICONDUCTOR ]
